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Ecology Study Guide Exam 1

Total questions: 131

Worksheet time: 1hrs 9mins

Name
Class
Date
1.

What is the Time Scale Dilemma?

a)

That evolution could take place over a millennia, a couple generations, or even be shown while ecologists watch the species

b)

A change in the genetic composition of a population from one genaration to the next

c)

Individuals with certain traits survive and reproduce at higher rates than others

d)

Study of how organisms interact with each other in there environments, which includes population growth, nutrient cycling, competition, herbivory, and predation

2.

Define: Evolution

a)

That evolution could take place over a millennia, a couple generations, or even be shown while ecologists watch the species

b)

A change in the genetic composition of a population from one genaration to the next

c)

Individuals with certain traits survive and reproduce at higher rates than others

d)

Study of how organisms interact with each other in there environments, which includes population growth, nutrient cycling, competition, herbivory, and predation

3.

Define: Evolution by natural selection

a)

That evolution could take place over a millennia, a couple generations, or even be shown while ecologists watch the species

b)

A change in the genetic composition of a population from one genaration to the next

c)

Individuals with certain traits survive and reproduce at higher rates than others

d)

Study of how organisms interact with each other in there environments, which includes population growth, nutrient cycling, competition, herbivory, and predation

4.

Define: Ecology

a)

That evolution could take place over a millennia, a couple generations, or even be shown while ecologists watch the species

b)

A change in the genetic composition of a population from one genaration to the next

c)

Individuals with certain traits survive and reproduce at higher rates than others

d)

Study of how organisms interact with each other in there environments, which includes population growth, nutrient cycling, competition, herbivory, and predation

5.

What are the four mechanisms of Evolution?

a)

Mutation

b)

Natural Selection

c)

Diversity

d)

Migration

e)

Genetic Drift

6.

Define: Mutation

a)

Copying errors within an individual's genetic code (DNA)

b)

A systematic difference in the survival and reproductive success of individuals with different genotypes or phenotypes

c)

Process of individuals either leaving or entering a population physically, via movement, could be an individual or a whole group

d)

The change in the genetic composition from generation to generation that happens as a result of sampling error, is a random process

7.

Define: Natural Selection

a)

Copying errors within an individual's genetic code (DNA)

b)

A systematic difference in the survival and reproductive success of individuals with different genotypes or phenotypes

c)

Process of individuals either leaving or entering a population physically, via movement, could be an individual or a whole group

d)

The change in the genetic composition from generation to generation that happens as a result of sampling error, is a random process

8.

Define: Migration

a)

Copying errors within an individual's genetic code (DNA)

b)

A systematic difference in the survival and reproductive success of individuals with different genotypes or phenotypes

c)

Process of individuals either leaving or entering a population physically, via movement, could be an individual or a whole group

d)

The change in the genetic composition from generation to generation that happens as a result of sampling error, is a random process

9.

Define: Genetic Drift

a)

Copying errors within an individual's genetic code (DNA)

b)

A systematic difference in the survival and reproductive success of individuals with different genotypes or phenotypes

c)

Process of individuals either leaving or entering a population physically, via movement, could be an individual or a whole group

d)

The change in the genetic composition from generation to generation that happens as a result of sampling error, is a random process

10.

How do invasive plant species find such quick success?

a)

Without any natural predators they can, put their energy that they'd spend on reproduction and put it into growth and defense

b)

Without any natural predators they can put their energy that they'd spend on growth and defense and put it into reproduction

c)

Without any natural predators they can act as the top of the food chain and begin to outcompete other species that fill that niche they are taking over

d)

Without any natural predators they can begin to evolve to their new environment and fill in a niche that was needed due to the extinction of a sperate species years ago

11.

How do invasive animal species find such quick success?

a)

Without any natural predators they can, put their energy that they'd spend on reproduction and put it into growth and defense

b)

Without any natural predators they can put their energy that they'd spend on growth and defense and put it into reproduction

c)

Without any natural predators they can act as the top of the food chain and begin to outcompete other species that fill that niche they are taking over

d)

Without any natural predators they can begin to evolve to their new environment and fill in a niche that was needed due to the extinction of a sperate species years ago

12.

What are the three requirements for the Theory of Evolution by Natural Selection?

a)

There's variation among individuals

b)

Some variants survive and are able to evolve on an individual scale

c)

At least some of this variation is passed genetically from parents to offspring

d)

Some variants survive and reproduce at higher rates than others

e)

There's no variation among individuals

13.

What were Darwin's 2 most important points on the Theory of Evolution?

a)

Earths organisms wouldn't be able to prosper pasts a couple generations without some sort of mutation

b)

Earths organism are descended with modification from past ancestors

c)

The process largely responsible is evolution by natural selection

d)

That there is a line in which species don't go beyond due to the suitability's of the environment

14.

Define: Trait Variability

a)

The extent to which a trait varies, either within or between populations

b)

Traits that can be passed down through genes

c)

% portion of individuals in a group that are still alive after a given period of time

d)

Study of allele frequencies in populations

15.

Define: Heritable

a)

The extent to which a trait varies, either within or between populations

b)

Traits that can be passed down through genes

c)

% portion of individuals in a group that are still alive after a given period of time

d)

Study of allele frequencies in populations

16.

Define: Survival Rate

a)

The extent to which a trait varies, either within or between populations

b)

Traits that can be passed down through genes

c)

% portion of individuals in a group that are still alive after a given period of time

d)

Study of allele frequencies in populations

17.

Define: Population Genetics

a)

The extent to which a trait varies, either within or between populations

b)

Traits that can be passed down through genes

c)

% portion of individuals in a group that are still alive after a given period of time

d)

Study of allele frequencies in populations

18.

What are population geneticists main goal?

a)

Genetic differences within and between populations as well as how the genetic composition of populations changes over time and how new species come to be

b)

Figuring out how often an event or state occurs within nature

c)

Relative abundance of genotype and the alleles that compromise them, and change from 1 gen to the next

d)

How evolutionary successful an individual is within a certain enviroment

19.

Define: Automatic consequence

a)

Genetic differences within and between populations as well as how the genetic composition of populations changes over time and how new species come to be

b)

How often an event or state occurs within nature

c)

Relative abundance of genotype and the alleles that compromise them, and change from 1 gen to the next

d)

How evolutionary successful an individual is within a certain enviroment

20.

Define: Fitness

a)

Genetic differences within and between populations as well as how the genetic composition of populations changes over time and how new species come to be

b)

How often an event or state occurs within nature

c)

Relative abundance of genotype and the alleles that compromise them, and change from 1 gen to the next

d)

How evolutionary successful an individual is within a certain enviroment

21.

Define: Frequency

a)

Genetic differences within and between populations as well as how the genetic composition of populations changes over time and how new species come to be

b)

How often an event or state occurs within nature

c)

Relative abundance of genotype and the alleles that compromise them, and change from 1 gen to the next

d)

How evolutionary successful an individual is within a certain enviroment

22.

Define: Discrete trait

a)

A trait that is expressed with distinct discontinuous categories

b)

A character with a continuous distribution

c)

All the species within a given area

d)

Study of how organisms function

23.

Define: Quantitive trait

a)

A trait that is expressed with distinct discontinuous categories

b)

A character with a continuous distribution

c)

All the species within a given area

d)

Study of how organisms function

24.

Define: Physiology

a)

A trait that is expressed with distinct discontinuous categories

b)

A character with a continuous distribution

c)

All the species within a given area

d)

Study of how organisms function

25.

Define: Community

a)

A trait that is expressed with distinct discontinuous categories

b)

A character with a continuous distribution

c)

All the species within a given area

d)

Study of how organisms function

26.

What do Physiologists investigate?

a)

How organisms obtain energy and nutrients needed to survive, how they transport these resources to where they are needed inside the body, and how they eliminate leftover waste products

b)

A diagram that categorizes ecosystem types according to precipitation and temp

c)

Sunlight

Temp Patterns

Precipitation Patterns

Nutrient Content

pH

Salinity of Soils

Other Species within the community

d)

Water loss through the soil surface

e)

Water loss through water vapor via plants

27.

Define: Whitakers Diagram

a)

How organisms obtain energy and nutrients needed to survive, how they transport these resources to where they are needed inside the body, and how they eliminate leftover waste products

b)

A diagram that categorizes ecosystem types according to precipitation and temp

c)

Sunlight

Temp Patterns

Precipitation Patterns

Nutrient Content

pH

Salinity of Soils

Other Species within the community

d)

Water loss through the soil surface

e)

Water loss through water vapor via plants

28.

Define: Evaporation

a)

How organisms obtain energy and nutrients needed to survive, how they transport these resources to where they are needed inside the body, and how they eliminate leftover waste products

b)

A diagram that categorizes ecosystem types according to precipitation and temp

c)

Sunlight

Temp Patterns

Precipitation Patterns

Nutrient Content

pH

Salinity of Soils

Other Species within the community

d)

Water loss through the soil surface

e)

Water loss through water vapor via plants

29.

Define: Transpiration

a)

How organisms obtain energy and nutrients needed to survive, how they transport these resources to where they are needed inside the body, and how they eliminate leftover waste products

b)

A diagram that categorizes ecosystem types according to precipitation and temp

c)

Sunlight

Temp Patterns

Precipitation Patterns

Nutrient Content

pH

Salinity of Soils

Other Species within the community

d)

Water loss through the soil surface

e)

Water loss through water vapor via plants

30.

Factors that Effect Plant Species

a)

How organisms obtain energy and nutrients needed to survive, how they transport these resources to where they are needed inside the body, and how they eliminate leftover waste products

b)

A diagram that categorizes ecosystem types according to precipitation and temp

c)

Sunlight

Temp Patterns

Precipitation Patterns

Nutrient Content

pH

Salinity of Soils

Other Species within the community

(Temp and Pricip most important)

d)

Water loss through the soil surface

e)

Water loss through water vapor via plants

31.

Define: Evapotranspiration

a)

Evaporation

  • +

  • Transpiration

  • =

  • ______

b)

A diagram that categorizes ecosystem types according to precipitation and temp

c)

Sunlight

Temp Patterns

Precipitation Patterns

Nutrient Content

pH

Salinity of Soils

Other Species within the community

(Temp and Pricip most important)

d)

Water loss through the soil surface

e)

Water loss through water vapor via plants

32.

Define: Potential Evapotranspiration (PET)

a)

The total amount of evapotranspiration that occurs if water is not limited

b)

Fit for that locale, and if moved to another, fitness drops drastically

c)

Atmospheric humidity

Wind Speed

Regulation types

d)

Indicates the rate that water actually evapotranspires given the systems available moisture

33.

Define: Local Adaptation

a)

The total amount of evapotranspiration that occurs if water is not limited

b)

Fit for that locale, and if moved to another, fitness drops drastically

c)

Atmospheric humidity

Wind Speed

Regulation types

d)

Indicates the rate that water actually evapotranspires given the systems available moisture

34.

Define: Actual Evapotranspiration

a)

The total amount of evapotranspiration that occurs if water is not limited

b)

Fit for that locale, and if moved to another, fitness drops drastically

c)

Atmospheric humidity

Wind Speed

Regulation types

d)

Indicates the rate that water actually evapotranspires given the systems available moisture

35.

Factors that effect PET

a)

The total amount of evapotranspiration that occurs if water is not limited

b)

Fit for that locale, and if moved to another, fitness drops drastically

c)

Atmospheric humidity

Wind Speed

Regulation types

d)

Indicates the rate that water actually evapotranspires given the systems available moisture

36.

Define: Sampling Error

a)

Statistical error that arises when the subset of a population sampled is not representative of the population as a whole.

b)

A particular kind of genetic drift, it is change in the frequencies of alleles that occurs by chance when a few individuals leave a population and establish a new one

c)

Difference between energy a plant stores as sugar during photosynthesis and the energy that a plant burns during respiration

d)

States that biological growth will be limited by the nutrients that is depleted first as organisms grow and reproduce

37.

Define: Founder Effect

a)

Statistical error that arises when the subset of a population sampled is not representative of the population as a whole.

b)

A particular kind of genetic drift, it is change in the frequencies of alleles that occurs by chance when a few individuals leave a population and establish a new one

c)

Difference between energy a plant stores as sugar during photosynthesis and the energy that a plant burns during respiration

d)

States that biological growth will be limited by the nutrients that is depleted first as organisms grow and reproduce

38.

Define: Net Photosynthesis

a)

Statistical error that arises when the subset of a population sampled is not representative of the population as a whole.

b)

A particular kind of genetic drift, it is change in the frequencies of alleles that occurs by chance when a few individuals leave a population and establish a new one

c)

Difference between energy a plant stores as sugar during photosynthesis and the energy that a plant burns during respiration

d)

States that biological growth will be limited by the nutrients that is depleted first as organisms grow and reproduce

39.

Define: Liebig's Law of the Minimum

a)

Statistical error that arises when the subset of a population sampled is not representative of the population as a whole.

b)

A particular kind of genetic drift, it is change in the frequencies of alleles that occurs by chance when a few individuals leave a population and establish a new one

c)

Difference between energy a plant stores as sugar during photosynthesis and the energy that a plant burns during respiration

d)

States that biological growth will be limited by the nutrients that is depleted first as organisms grow and reproduce

40.

Define: Physiological Tolerance

a)

The range of values of an environmental parameter (Temp, pH, etc.), over which an organism can survive

b)

Range Shift

Acclimate

Pops adapting via evolving

c)

Change in morphology/physiology of an organism

Can happen in an organisms lifetime

d)

A genetically-determined trait that increases an individuals fitness

Happens over multiple Generations

41.

3 Ways a species responds when faced with changing environments

a)

The range of values of an environmental parameter (Temp, pH, etc.), over which an organism can survive

b)

Range Shift

Acclimate

Pops adapting via evolving

c)

Change in morphology/physiology of an organism

Can happen in an organisms lifetime

d)

A genetically-determined trait that increases an individuals fitness

Happens over multiple Generations

42.

Define: Acclimation

a)

The range of values of an environmental parameter (Temp, pH, etc.), over which an organism can survive

b)

Range Shift

Acclimate

Pops adapting via evolving

c)

Change in morphology/physiology of an organism

Can happen in an organisms lifetime

d)

A genetically-determined trait that increases an individuals fitness

Happens over multiple Generations

43.

Define: Adaptation

a)

The range of values of an environmental parameter (Temp, pH, etc.), over which an organism can survive

b)

Range Shift

Acclimate

Pops adapting via evolving

c)

Change in morphology/physiology of an organism

Can happen in an organisms lifetime

d)

A genetically-determined trait that increases an individuals fitness

Happens over multiple Generations

44.

Define: Fundamental Niche

a)

The amount of work that a species could do within an environment

b)

The amount of work that a species actually does within an environment

c)

Change in morphology/physiology of an organism that can't be reversed

d)

Self-regulation, species varying degree of how it's maintained

e)

Tracks the state of a system by comparing it's inputs and outputs, measured in fluxes

45.

Define: Realized Niche

a)

The amount of work that a species could do within an environment

b)

The amount of work that a species actually does within an environment

c)

Change in morphology/physiology of an organism that can't be reversed

d)

Self-regulation, species varying degree of how it's maintained

e)

Tracks the state of a system by comparing it's inputs and outputs, measured in fluxes

46.

Define: Irreversible Acclimation

a)

The amount of work that a species could do within an environment

b)

The amount of work that a species actually does within an environment

c)

Change in morphology/physiology of an organism that can't be reversed

d)

Self-regulation, species varying degree of how it's maintained

e)

Tracks the state of a system by comparing it's inputs and outputs, measured in fluxes

47.

Define: Homeostasis

a)

The amount of work that a species could do within an environment

b)

The amount of work that a species actually does within an environment

c)

Change in morphology/physiology of an organism that can't be reversed

d)

Self-regulation, species varying degree of how it's maintained

e)

Tracks the state of a system by comparing it's inputs and outputs, measured in fluxes

48.

Define: Budget

a)

The amount of work that a species could do within an environment

b)

The amount of work that a species actually does within an environment

c)

Change in morphology/physiology of an organism that can't be reversed

d)

Self-regulation, species varying degree of how it's maintained

e)

Tracks the state of a system by comparing it's inputs and outputs, measured in fluxes

49.

Define: Activity Curve

a)

A graph that shows enzyme activity

b)

A substance that lowers the activation energy of a chemical reaction, but is not itself consumed in the reaction

c)

Inputs-Outputs

If ____ = 0 the organism is maintaining homeostasis, if _____ > 0 organism is gaining water and if ____ < 0 the organism is losing water

d)

Water produced when carbs (sugar), proteins, or fats are broken down by an organism

50.

Define: Catalyst

a)

A graph that shows enzyme activity

b)

A substance that lowers the activation energy of a chemical reaction, but is not itself consumed in the reaction

c)

Inputs-Outputs

If ____ = 0 the organism is maintaining homeostasis, if _____ > 0 organism is gaining water and if ____ < 0 the organism is losing water

d)

Water produced when carbs (sugar), proteins, or fats are broken down by an organism

51.

Define: Net Water Balance Wnet

a)

A graph that shows enzyme activity

b)

A substance that lowers the activation energy of a chemical reaction, but is not itself consumed in the reaction

c)

Inputs-Outputs

If ____ = 0 the organism is maintaining homeostasis, if _____ > 0 organism is gaining water and if ____ < 0 the organism is losing water

d)

Water produced when carbs (sugar), proteins, or fats are broken down by an organism

52.

Define: Metabolic Water

a)

A graph that shows enzyme activity

b)

A substance that lowers the activation energy of a chemical reaction, but is not itself consumed in the reaction

c)

Inputs-Outputs

If ____ = 0 the organism is maintaining homeostasis, if _____ > 0 organism is gaining water and if ____ < 0 the organism is losing water

d)

Water produced when carbs (sugar), proteins, or fats are broken down by an organism

53.

What are the Inputs and Outputs for Water balance?

a)

Inputs

Ingestion

Metabolic Water

Osmotic Exchange

b)

Inputs

Secretion

Evaporative Loss

Osmotic Exchange

c)

Outputs

Ingestion

Metabolic Water

Osmotic Exchange

d)

Outputs

Secretion

Evaporative Loss

Osmotic Exchange

54.

Secretions In-depth: Waste that's expelled

a)

Nitrogenous Wastes:

Produced when Amino Acids that form proteins are broken down in an animals liver

b)

Metabolic Byproducts

Excess Salts

c)

Sugar

d)

Lipids (Fats)

e)

Toxins

Undigested Food

55.

Secretions In-depth: How do most Terrestrial Mammals expel the wastes

a)

Rely on kidneys to concentrate urea and salt discharged in urine

b)

Similar kidneys but expel uric acid with feces

c)

Use gills + kidneys to maintain salt balance and to remove nitrogenous waste, usually discharged as ammonia

d)

Produce highly concentrated urine and very dry feces, due to the scarcity of freshwater

e)

Produce urine with a higher salt concentration that that of what they ingest (Unless ur a S . O)

56.

Secretions In-depth: How do most Dessert Mammals expel the wastes

a)

Rely on kidneys to concentrate urea and salt discharged in urine

b)

Similar kidneys but expel uric acid with feces

c)

Use gills + kidneys to maintain salt balance and to remove nitrogenous waste, usually discharged as ammonia

d)

Produce highly concentrated urine and very dry feces, due to the scarcity of freshwater

e)

Produce urine with a higher salt concentration that that of what they ingest (Unless ur a S . O)

57.

Secretions In-depth: How do most Marine Mammals expel the wastes

a)

Rely on kidneys to concentrate urea and salt discharged in urine

b)

Similar kidneys but expel uric acid with feces

c)

Use gills + kidneys to maintain salt balance and to remove nitrogenous waste, usually discharged as ammonia

d)

Produce highly concentrated urine and very dry feces, due to the scarcity of freshwater

e)

Produce urine with a higher salt concentration that that of what they ingest (Unless ur a S . O)

58.

Secretions In-depth: How do most Birds expel the wastes

a)

Rely on kidneys to concentrate urea and salt discharged in urine

b)

Similar kidneys to mammals but expel uric acid with feces

c)

Use gills + kidneys to maintain salt balance and to remove nitrogenous waste, usually discharged as ammonia

d)

Produce highly concentrated urine and very dry feces, due to the scarcity of freshwater

e)

Produce urine with a higher salt concentration that that of what they ingest (Unless ur a S . O)

59.

Secretions In-depth: How do most Fish expel the wastes

a)

Rely on kidneys to concentrate urea and salt discharged in urine

b)

Similar kidneys to mammals but expel uric acid with feces

c)

Use gills + kidneys to maintain salt balance and to remove nitrogenous waste, usually discharged as ammonia

d)

Produce highly concentrated urine and very dry feces, due to the scarcity of freshwater

e)

Produce urine with a higher salt concentration that that of what they ingest (Unless ur a S . O)

60.

Define: Heat Balance

a)

Rate at which an organism accumulates/loses heat

Inputs-Outputs

_____ = 0 homeostasis, ______ > 0 warming, _____ < 0 cooling

b)

An organism whose body temp fluctuates (Most terrestrial invert)

c)

An organism that maintains a relatively stable, constant body temp (Polar marine Fish and most inverts)

d)

An organism whose body temp is primarily determined by internally-generated metabolic heat (Most land birds and mammals)

61.

Define: Poikilotherm

a)

Rate at which an organism accumulates/loses heat

Inputs-Outputs

_____ = 0 homeostasis, ______ > 0 warming, _____ < 0 cooling

b)

An organism whose body temp fluctuates (Most terrestrial invert)

c)

An organism that maintains a relatively stable, constant body temp (Polar marine Fish and most inverts)

d)

An organism whose body temp is primarily determined by internally-generated metabolic heat (Most land birds and mammals)

62.

Define: Endotherm

a)

Rate at which an organism accumulates/loses heat

Inputs-Outputs

_____ = 0 homeostasis, ______ > 0 warming, _____ < 0 cooling

b)

An organism whose body temp fluctuates (Most terrestrial invert)

c)

An organism that maintains a relatively stable, constant body temp (Polar marine Fish and most inverts)

d)

An organism whose body temp is primarily determined by internally-generated metabolic heat (Most land birds and mammals)

e)

An organism whose body temp is primarily determined by heat from it's environment (Amphibians and Reptiles)

63.

Define: Ectotherms

a)

Rate at which an organism accumulates/loses heat

Inputs-Outputs

_____ = 0 homeostasis, ______ > 0 warming, _____ < 0 cooling

b)

An organism whose body temp fluctuates (Most terrestrial invert)

c)

An organism that maintains a relatively stable, constant body temp (Polar marine Fish and most inverts)

d)

An organism whose body temp is primarily determined by internally-generated metabolic heat (Most land birds and mammals)

e)

An organism whose body temp is primarily determined by heat from it's environment (Amphibians and Reptiles)

64.

Define: Homeotherms

a)

Rate at which an organism accumulates/loses heat

Inputs-Outputs

_____ = 0 homeostasis, ______ > 0 warming, _____ < 0 cooling

b)

An organism whose body temp fluctuates (Most terrestrial invert)

c)

An organism that maintains a relatively stable, constant body temp (Polar marine Fish and most inverts)

d)

An organism whose body temp is primarily determined by internally-generated metabolic heat (Most land birds and mammals)

e)

An organism whose body temp is primarily determined by heat from it's environment (Amphibians and Reptiles)

65.

Inputs and Outputs of Heat

a)

Inputs

Absorbed Solar Radiation

Metabolic Heat

Absorbed Thermal Heat

Conduction

Convection

b)

Inputs

Emitted Thermal Radiation

Conduction

Convection

Evaporative Cooling

c)

Outputs

Absorbed Solar radiation

Metabolic Heat

Absorbed Thermal Heat

Conduction

Convection

d)

Outputs

Emitted Thermal Radiation

Conduction

Convection

Evaporative Cooling

66.

Define: Emissivity

a)

The ratio of energy radiated from the surface of an object to that radiated from a black body

b)

Two or more object trying to maintain the same temp

(Slowed down by Blubber and layers)

c)

Heat transferred by moving fluids like air/water

d)

Exchange heat between hot and cold fluids flowing in opposite directions

<-- Cool Venous Blood

Warm Artery Blood -->

<-- Cool Venous Blood

67.

Define: Concurrent Heat Exchange

a)

The ratio of energy radiated from the surface of an object to that radiated from a black body

b)

Two or more object trying to maintain the same temp

(Slowed down by Blubber and layers)

c)

Heat transferred by moving fluids like air/water

d)

Exchange heat between hot and cold fluids flowing in opposite directions

<-- Cool Venous Blood

Warm Artery Blood -->

<-- Cool Venous Blood

68.

Define: Convection

a)

The ratio of energy radiated from the surface of an object to that radiated from a black body

b)

Two or more object trying to maintain the same temp

(Slowed down by Blubber and layers)

c)

Heat transferred by moving fluids like air/water

d)

Exchange heat between hot and cold fluids flowing in opposite directions

<-- Cool Venous Blood

Warm Artery Blood -->

<-- Cool Venous Blood

69.

Define: Conduction

a)

The ratio of energy radiated from the surface of an object to that radiated from a black body

b)

Two or more object trying to maintain the same temp

(Slowed down by Blubber and layers)

c)

Heat transferred by moving fluids like air/water

d)

Exchange heat between hot and cold fluids flowing in opposite directions

<-- Cool Venous Blood

Warm Artery Blood -->

<-- Cool Venous Blood

70.

Define: Latent Heat

a)

Heat released or absorbed when chemicals change phase from solid -> liquid / liquid ->gas

b)

Heat lost from a system when the heat is used to convert liquid water to water vapor

c)

Evaporation of water from the interior surface of a leaf and subsequent diffusion of water vapor through an open stoma into the surrounding atmosphere

d)

The ratio of the amount of water vapor actually present in the air to the maximum amount of water vapor the air could hold at a given temp

71.

Define: Evaporative Cooling

a)

Heat released or absorbed when chemicals change phase from solid -> liquid / liquid ->gas

b)

Heat lost from a system when the heat is used to convert liquid water to water vapor

c)

Evaporation of water from the interior surface of a leaf and subsequent diffusion of water vapor through an open stoma into the surrounding atmosphere

d)

The ratio of the amount of water vapor actually present in the air to the maximum amount of water vapor the air could hold at a given temp

72.

Define: Transpiration

a)

Heat released or absorbed when chemicals change phase from solid -> liquid / liquid ->gas

b)

Heat lost from a system when the heat is used to convert liquid water to water vapor

c)

Evaporation of water from the interior surface of a leaf and subsequent diffusion of water vapor through an open stoma into the surrounding atmosphere

d)

The ratio of the amount of water vapor actually present in the air to the maximum amount of water vapor the air could hold at a given temp

73.

Define: Relative Humidity

a)

Heat released or absorbed when chemicals change phase from solid -> liquid / liquid ->gas

b)

Heat lost from a system when the heat is used to convert liquid water to water vapor

c)

Evaporation of water from the interior surface of a leaf and subsequent diffusion of water vapor through an open stoma into the surrounding atmosphere

d)

The ratio of the amount of water vapor actually present in the air to the maximum amount of water vapor the air could hold at a given temp

74.

4 Main Functions of Transpiration

a)

Supplying water directly needed for photosynthesis

b)

Providing water that can be lost to the air as carbon dioxide is acquired

c)

Evaporative cooling during hot weather

d)

Transporting nutrients from roots to all other tissues

e)

Water gained through respiration is then transpired and used to collect carbon dioxide

75.

Define: Cavitation

a)

Formation of air bubbles in the xylem of a plant due to too much water tension during transpiration

More compact soils increase _____

More salty water increase _____

b)

The mass of water vapor per unit mass of air

c)

Slows Transpiration

d)

Increases transpiration, before around 20% where it stops and an air bubble forms to stop the flow

76.

Define: Specific Humidity

a)

Formation of air bubbles in the xylem of a plant due to too much water tension during transpiration

More compact soils increase _____

More salty water increase _____

b)

The mass of water vapor per unit mass of air

c)

Slows Transpiration

d)

Increases transpiration, before around 20% where it stops and an air bubble forms to stop the flow

77.

Define: High humidity

a)

Formation of air bubbles in the xylem of a plant due to too much water tension during transpiration

More compact soils increase _____

More salty water increase _____

b)

The mass of water vapor per unit mass of air

c)

Slows Transpiration

d)

Increases transpiration, before around 20% where it stops and an air bubble forms to stop the flow

78.

Define: Low humidity

a)

Formation of air bubbles in the xylem of a plant due to too much water tension during transpiration

More compact soils increase _____

More salty water increase _____

b)

The mass of water vapor per unit mass of air

c)

Slows Transpiration

d)

Increases transpiration, before around 20% where it stops and an air bubble forms to stop the flow

79.

Define: Kranz Anatomy

a)

Specialized anatomy of plants relying on C4 photosynthesis

b)

A layer of specialized cells wrapped around the veins of the leaves of C4 plants

c)

Crassulacean acid metabolism photosynthesis is one of three common photosynthetic pathways

d)

Occurs when excess nutrients, commonly nitrogen and phosphorus (Most limited nutrient) are added to an aquatic system

80.

Define: Bundle Sheath

a)

Specialized anatomy of plants relying on C4 photosynthesis

b)

A layer of specialized cells wrapped around the veins of the leaves of C4 plants

c)

Crassulacean acid metabolism photosynthesis is one of three common photosynthetic pathways

d)

Occurs when excess nutrients, commonly nitrogen and phosphorus (Most limited nutrient) are added to an aquatic system

81.

Define: CAM photsynthesis

a)

Specialized anatomy of plants relying on C4 photosynthesis

b)

Allows plants to concentrate carbon dioxide without losing much water, and thus it is most common dry environments

c)

The most energy efficient pathway in cooler environments, 90% of plants are

d)

Occurs when excess nutrients, commonly nitrogen and phosphorus (Most limited nutrient) are added to an aquatic system

e)

Allows plants to concentrate carbon dioxide without losing a lot of water and thus us the most common in hot environments, 3% of a plants

82.

Define: C3 Photosynthesis

a)

Specialized anatomy of plants relying on C4 photosynthesis

b)

Allows plants to concentrate carbon dioxide without losing much water, and thus it is most common dry environments

c)

The most energy efficient pathway in cooler environments, 90% of plants

d)

Occurs when excess nutrients, commonly nitrogen and phosphorus (Most limited nutrient) are added to an aquatic system

e)

Allows plants to concentrate carbon dioxide without losing a lot of water and thus us the most common in hot environments, 3% of a plants

83.

Define: C4 Photosynthesis

a)

Specialized anatomy of plants relying on C4 photosynthesis

b)

Allows plants to concentrate carbon dioxide without losing much water, and thus it is most common dry environments

c)

The most energy efficient pathway in cooler environments, 90% of plants

d)

Occurs when excess nutrients, commonly nitrogen and phosphorus (Most limited nutrient) are added to an aquatic system

e)

Allows plants to concentrate carbon dioxide without losing a lot of water and thus us the most common in hot environments, 3% of a plants

84.

Define: Nutrient Pollution

a)

Specialized anatomy of plants relying on C4 photosynthesis

b)

A layer of specialized cells wrapped around the veins of the leaves of C4 plants

c)

Crassulacean acid metabolism photosynthesis is one of three common photosynthetic pathways

d)

Occurs when excess nutrients, commonly nitrogen and phosphorus (Most limited nutrient) are added to an aquatic system

85.

Dam Fun Facts

a)

65 dams removed in 2022

b)

Reconnecting 430+ upstream river miles across 20 states

c)

Dams are immediately deconstructed that way the water can reconnect with one another and nutrients are immediately passed around

d)

Top States: Ohio (11), Pennsylvania (10), Virginia (6)

e)

Huge Klamath River restoration to begin this fall and finish in 2024 (4 dams to be
removed)

86.

Define: Eutrophication

a)

When water bodies receive large inputs of nutrients stimulating excessive primary production

b)

Creation of new biomass synthesis from inorganic molecules

c)

Creation of new biomass from existing organic matter

d)

Form of autotropism where an inorganic compounds is oxidized to produce energy

e)

A phenomenon of large Salt Water bodies forming layers

87.

Define: Primary Production

a)

When water bodies receive large inputs of nutrients stimulating excessive primary production

b)

Creation of new biomass synthesis from inorganic molecules

c)

Creation of new biomass from existing organic matter

d)

Form of autotropism where an inorganic compounds is oxidized to produce energy

e)

A phenomenon of large Salt Water bodies forming layers

88.

Define: Secondary Production

a)

When water bodies receive large inputs of nutrients stimulating excessive primary production

b)

Creation of new biomass synthesis from inorganic molecules

c)

Creation of new biomass from existing organic matter

d)

Form of autotropism where an inorganic compounds is oxidized to produce energy

e)

A phenomenon of large Salt Water bodies forming layers

89.

Define: Chemoautotroph

a)

When water bodies receive large inputs of nutrients stimulating excessive primary production

b)

Creation of new biomass synthesis from inorganic molecules

c)

Creation of new biomass from existing organic matter

d)

Form of autotropism where an inorganic compounds is oxidized to produce energy

e)

A phenomenon of large Salt Water bodies forming layers

90.

Define: Ocean Stratification

a)

When water bodies receive large inputs of nutrients stimulating excessive primary production

b)

Creation of new biomass synthesis from inorganic molecules

c)

Creation of new biomass from existing organic matter

d)

Form of autotropism where an inorganic compounds is oxidized to produce energy

e)

A phenomenon of large Salt Water bodies forming layers

91.

Define: Biomolecules

a)

Organic molecules synthesized by living organisms

b)

Nutrients required in large amounts for an organism to grow

c)

Cyclic movement of a nutrient between the organic and inorganic populations of an ecosystem

92.

Define: Macronutrients

a)

Organic molecules synthesized by living organisms

b)

Nutrients required in large amounts for an organism to grow

c)

Cyclic movement of a nutrient between the organic and inorganic populations of an ecosystem

93.

Define: Nutrient cycle

a)

Organic molecules synthesized by living organisms

b)

Nutrients required in large amounts for an organism to grow

c)

Cyclic movement of a nutrient between the organic and inorganic populations of an ecosystem

94.

What are the 4 main classes of biomolecules

a)

Proteins - Made of Hydrogen, Carbon, Nitrogen, Oxygen, and Sulfur

b)

Carbohydrates - Made of Carbon, Hydrogen, and Oxygen

c)

Lipids - Made of Hydrogen, Carbon, Oxygen, and Phosphorous

d)

Nucleic Acids - Made of Hydrogen, Carbon Nitrogen, Oxygen, and Phosphorous

e)

Fiber - Made of Carbon, Oxygen, Nitrogen, and Phosphorous

95.

What are the Six Macronutrients?

a)

Carbon

Hydrogen

b)

Nitrogen

Phosphorous

c)

Sodium

Chlorine

d)

Sulfur

Oxygen

e)

Boron

Copper

96.

What are the 3 critical carbon pools?

a)

Atmospheric Carbon Dioxide

b)

Animal based Carbon

c)

Plant Carbon

d)

Soil Carbon

e)

Oceanic Carbon

97.

What are the 4 Carbon Fluxes?

a)

Photosynthesis

b)

Plant Respiration

c)

Decomposition

d)

Soil Respiration

e)

Litterfall

98.

Define: Micronutrients

a)

Nutrients required only in small amounts for an organism to grow

b)

Study of Lakes

c)

A single definable point of pollution, ex. sewer pipe

d)

The difference between the total flux of nutrients into a system and the total flux out

Storage rate = Total flux in - Total flux out

99.

Define: Limonology

a)

Nutrients required only in small amounts for an organism to grow

b)

Study of Lakes

c)

A single definable point of pollution, ex. sewer pipe

d)

The difference between the total flux of nutrients into a system and the total flux out

Storage rate = Total flux in - Total flux out

100.

Define: Point source

a)

Nutrients required only in small amounts for an organism to grow

b)

Study of Lakes

c)

A single definable point of pollution, ex. sewer pipe

d)

The difference between the total flux of nutrients into a system and the total flux out

Storage rate = Total flux in - Total flux out

101.

Define: Storage Rate

a)

Nutrients required only in small amounts for an organism to grow

b)

Study of Lakes

c)

A single definable point of pollution, ex. sewer pipe

d)

The difference between the total flux of nutrients into a system and the total flux out

Storage rate = Total flux in - Total flux out

102.

Define: Residence time

a)

The average length of time an entire such as water molecule or nitrogen atom resides in a pool

b)

Difference between GPP and respiration

c)

Rate at which new organic matter is synthesized by autotrophs

d)

Bioavailable nutrients, sometime called mineral nutrients over chemical species that can readily be take and used by plants and microbes

103.

Define: Net Primary Production (NPP)

a)

The average length of time an entire such as water molecule or nitrogen atom resides in a pool

b)

Difference between GPP and respiration

c)

Rate at which new organic matter is synthesized by autotrophs

d)

Bioavailable nutrients, sometime called mineral nutrients over chemical species that can readily be take and used by plants and microbes

104.

Define: Bioavailable nutrients

a)

The average length of time an entire such as water molecule or nitrogen atom resides in a pool

b)

Difference between GPP and respiration

c)

Rate at which new organic matter is synthesized by autotrophs

d)

Bioavailable nutrients, sometime called mineral nutrients over chemical species that can readily be take and used by plants and microbes

105.

Inorganic Phosphorous occurs the most in _____

a)

Rocks

b)

Dinitrogen Gas

106.

Inorganic Nitrogen occurs the most in _____

a)

Rocks

b)

Dinitrogen Gas

107.

Define: Nitrification

a)

Rate at which bacteria converts NH4+ -> NO3-

b)

Rate at which bacteria converts NO3- ->N2

c)

N2 -> NH4+, used by organic organisms to build biomolecules

d)

NO3- from terrestrial water

e)

NH4+ + OH- -> NH3

108.

Define: Denitrification

a)

Rate at which bacteria converts NH4+ -> NO3-

b)

Rate at which bacteria converts NO3- ->N2

c)

N2 -> NH4+, used by organic organisms to build biomolecules

d)

NO3- from terrestrial water

e)

NH4+ + OH- -> NH3

109.

Define: N-Fixation

a)

Rate at which bacteria converts NH4+ -> NO3-

b)

Rate at which bacteria converts NO3- ->N2

c)

N2 -> NH4+, used by organic organisms to build biomolecules

d)

NO3- from terrestrial water

e)

NH4+ + OH- -> NH3

110.

Define: Leaching

a)

Rate at which bacteria converts NH4+ -> NO3-

b)

Rate at which bacteria converts NO3- ->N2

c)

N2 -> NH4+, used by organic organisms to build biomolecules

d)

NO3- from terrestrial water

e)

NH4+ + OH- -> NH3

111.

Define: Volatilzation

a)

Rate at which bacteria converts NH4+ -> NO3-

b)

Rate at which bacteria converts NO3- ->N2

c)

N2 -> NH4+, used by organic organisms to build biomolecules

d)

NO3- from terrestrial water

e)

NH4+ + OH- -> NH3

112.

Define: Biological Nitrogen fixation

a)

Most important source of NH4+ in most ecosystems

b)

Breaks N2 triple bonds

c)

Humans NH4+ and NO3-

113.

Define: Lightening

a)

Most important source of NH4+ in most ecosystems

b)

Breaks N2 triple bonds

c)

Humans NH4+ and NO3-

114.

Define: Anthropogenic N-Fixation

a)

Most important source of NH4+ in most ecosystems

b)

Breaks N2 triple bonds

c)

Humans NH4+ and NO3-

115.

Define: Acid Rain

a)

Rainfall that's more acidic (Lower pH) than normal, NO + SO2

b)

Area drained by a particular stream or river bounded by a hydrologic system

c)

Study of water on earth and in the atmosphere

d)

Differences between certain focal inputs and streams outputs for a nutrient

Retention Rate = Focal inputs - Stream outputs

e)

% of a nutrient input that an ecosystem retains

116.

Define: Watershed

a)

Rainfall that's more acidic (Lower pH) than normal, NO + SO2

b)

Area drained by a particular stream or river bounded by a hydrologic system

c)

Study of water on earth and in the atmosphere

d)

Differences between certain focal inputs and streams outputs for a nutrient

Retention Rate = Focal inputs - Stream outputs

e)

% of a nutrient input that an ecosystem retains

117.

Define: Hydrology

a)

Rainfall that's more acidic (Lower pH) than normal, NO + SO2

b)

Area drained by a particular stream or river bounded by a hydrologic system

c)

Study of water on earth and in the atmosphere

d)

Differences between certain focal inputs and streams outputs for a nutrient

Retention Rate = Focal inputs - Stream outputs

e)

% of a nutrient input that an ecosystem retains

118.

Define: Retention rate

a)

Rainfall that's more acidic (Lower pH) than normal, NO + SO2

b)

Area drained by a particular stream or river bounded by a hydrologic system

c)

Study of water on earth and in the atmosphere

d)

Differences between certain focal inputs and streams outputs for a nutrient

_______ = Focal inputs - Stream outputs

e)

% of a nutrient input that an ecosystem retains

119.

Define: Retention Efficiency

a)

Rainfall that's more acidic (Lower pH) than normal, NO + SO2

b)

Area drained by a particular stream or river bounded by a hydrologic system

c)

Study of water on earth and in the atmosphere

d)

Differences between certain focal inputs and streams outputs for a nutrient

_______ = Focal inputs - Stream outputs

e)

% of a nutrient input that an ecosystem retains

120.

Define: Infiltration

a)

Gravitational movement of water into soil

b)

Receive inputs or nutrients from another ecosystem

c)

Gases that trap heat in the atmosphere

d)

Undergoes an initial change which then produces an output which then becomes a subsequent input operating in the same direction as the initial change

e)

Undergoes an initial change which then produces an output which then becomes a subsequent input operating in the opposite direction as the initial change

121.

Define: Green House Gases

a)

Gravitational movement of water into soil

b)

Receive inputs or nutrients from another ecosystem

c)

Gases that trap heat in the atmosphere

d)

Undergoes an initial change which then produces an output which then becomes a subsequent input operating in the same direction as the initial change

e)

Undergoes an initial change which then produces an output which then becomes a subsequent input operating in the opposite direction as the initial change

122.

Define: Recipient Ecosystem

a)

Gravitational movement of water into soil

b)

Receive inputs or nutrients from another ecosystem

c)

Gases that trap heat in the atmosphere

d)

Undergoes an initial change which then produces an output which then becomes a subsequent input operating in the same direction as the initial change

e)

Undergoes an initial change which then produces an output which then becomes a subsequent input operating in the opposite direction as the initial change

123.

Define: Positive Feedback System

a)

Gravitational movement of water into soil

b)

Receive inputs or nutrients from another ecosystem

c)

Gases that trap heat in the atmosphere

d)

Undergoes an initial change which then produces an output which then becomes a subsequent input operating in the same direction as the initial change

e)

Undergoes an initial change which then produces an output which then becomes a subsequent input operating in the opposite direction as the initial change

124.

Define: Negative Feedback System

a)

Gravitational movement of water into soil

b)

Receive inputs or nutrients from another ecosystem

c)

Gases that trap heat in the atmosphere

d)

Undergoes an initial change which then produces an output which then becomes a subsequent input operating in the same direction as the initial change

e)

Undergoes an initial change which then produces an output which then becomes a subsequent input operating in the opposite direction as the initial change

125.

Define: Global Biochemical Cycle

a)

Movement of chemical, element, nutrients, between earths biotic, and it's geological, or inorganic pools, are closed cycles

b)

Nutrient Cycling within the earths atmosphere

c)

Encompasses rocks, sediments, underlying the terrestrial and oceanic subsystems

d)

Compromised of land surfaces, Fresh Water ecosystems, and all organisms within

e)

Encompasses earths oceans and all organisms living within

126.

What are the 4 Subsystems

a)

Movement of chemical, element, nutrients, between earths biotic, and it's geological, or inorganic pools, are closed cycles

b)

Nutrient Cycling within the earths atmosphere

c)

Encompasses rocks, sediments, underlying the terrestrial and oceanic subsystems

d)

Compromised of land surfaces, Fresh Water ecosystems, and all organisms within

e)

Encompasses earths oceans and all organisms living within

127.

What is the largest Phosphorous reserve

a)

Geological Subsystem

b)

Oceanic Subsystem

c)

Atmospheric Subsystem

d)

Nutrients are able to be moved in and out

e)

Nutrients aren't able to move in or out

128.

What is the largest Carbon reserve

a)

Geological Subsystem

b)

Oceanic Subsystem

c)

Atmospheric Subsystem

d)

Nutrients are able to be moved in and out

e)

Nutrients aren't able to move in or out

129.

What is the largest Nitrogen reserve

a)

Geological Subsystem

b)

Oceanic Subsystem

c)

Atmospheric Subsystem

d)

Nutrients are able to be moved in and out

e)

Nutrients aren't able to move in or out

130.

Define: Open System

a)

Geological Subsystem

b)

Oceanic Subsystem

c)

Atmospheric Subsystem

d)

Nutrients are able to be moved in and out

e)

Nutrients aren't able to move in or out

131.

Define: Closed System

a)

Geological Subsystem

b)

Oceanic Subsystem

c)

Atmospheric Subsystem

d)

Nutrients are able to be moved in and out

e)

Nutrients aren't able to move in or out