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Unit 9a Ecology Part 1

Total questions: 200

Worksheet time: 4hrs 26mins

Name
Class
Date
1.

Is wind a biotic or abiotic factor?

a)

biotic

b)

abiotic

2.

Is soil a biotic or abiotic factor?

a)

biotic

b)

abiotic

3.

Are rocks biotic or abiotic factors?

a)

biotic

b)

abiotic

4.

Is water a biotic or abiotic factor?

a)

biotic

b)

abiotic

5.

Is temperature a biotic or abiotic factor?

a)

biotic

b)

abiotic

6.

Is precipitation a biotic or abiotic factor?

a)

biotic

b)

abiotic

7.

Is sunlight a biotic or abiotic factor?

a)

biotic

b)

abiotic

8.

Abiotic factors are ___________.

a)

non-living parts of an ecosystem

b)

living parts of an ecosystem

c)

things that once were alive, but now are dead

d)

not important parts of ecosystems.

9.

Biotic factors are ___________.

a)

non-living parts of an ecosystem

b)

living parts of an ecosystem

c)

things that once were alive, but now are dead

d)

not important parts of ecosystems.

10.

An ecosystem is made up of __________.

a)

living things only

b)

non-living things only

c)

both living and non-living things

11.

T/F: Abiotic factors are an unimportant part of ecosystems.

a)

true

b)

false

12.

Zebra

a)

Biotic (living)

b)

Abiotic (non-living)

13.

Lion

a)

Abiotic (non-living)

b)

Biotic (living)

14.

Sand

a)

Abiotic (non-living)

b)

Biotic (living)

15.

Sunlight

a)

Biotic (living)

b)

Abiotic (non-living)

16.
A nonliving element in an ecosystem is an 
a)
animal
b)
abiotic factor
c)
biotic factor
d)
organism
17.
A living or once-living organisms in an ecosystem is a
a)
population
b)
biotic factor
c)
abiotic factor
d)
community
18.
Is a weather an abiotic or biotic factor? 
a)
abiotic
b)
biotic
19.
Water, air, soil, and temperature are all examples of __________ factors.
a)
abiotic
b)
organisms
c)
biotic
d)
population
20.
Humans
a)
Biotic
b)
Abiotic
21.

Dead organisms are

a)

Abiotic Factors

b)

Biotic Factors

22.
Which one is NOT an example of a decomposer?
a)
mushroom
b)
leaves
c)
mold
d)
worm
23.
Examples of a producer
a)
frog
b)
algae
c)
worm
d)
mouse
24.
Example of a decomposer
a)
fungus
b)
mouse
c)
plants
d)
frogs
25.
What is a producer?
a)
an organism that gets energy from eating other organisms
b)
an organisms that uses sunlight to make its own food
c)
an organism that gets energy from eating dead organisms, non-living material or waste
d)
an organism that uses chemical energy to make its own food
26.
In the energy pyramid here, which organisms have the most energy available?
a)
Producers
b)
Carnivores
c)
Herbivores
d)
Top Predator
27.
In the energy pyramid below, which organism has the least amount of energy available?
a)
Producers
b)
Herbivores
c)
Carnivores
d)
Top Predator
28.
If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?
a)
10 Kcal
b)
1 Kcal
c)
100 Kcal
d)
1000 Kcal
29.

If these organisms were arranged in a energy pyramid, which organism would have the least amount of total energy available?

a)
coyote
b)
insect
c)
lizard
d)
shrub
30.
Which organism recieves the least amount of energy from the producer?
a)
Owl
b)
Grasshopper
c)
Lilypad
d)
Mouse
31.
The largest group of organisms found in a food web would be:
a)
Primary Consumers
b)
Producers
c)
Decomposers
d)
Tertiary Consumers
32.
A food pyramid represent the relative amount of energy in trophic levels. Which of the following correctly shows a food pyramid?
a)
A
b)
B
c)
C
d)
D
33.
A third-level consumer has to be which type?
a)
Carnivore.
b)
Decomposer.
c)
Producer.
d)
Herbivore.
34.
A secondary consumer 
a)
eats primary consumers
b)
eats producers
c)
eats plants
35.

The #1 on the pyramid is called the _____________ trophic level. 

a)
Tertiary consumer
b)
Tertiary producer
c)
Primary consumer
d)
Primary producer
36.

What amount of percentage does the energy decrease as it goes up the pyramid?

a)

100%

b)

1000%

c)

10%

d)

1%

37.

How does the energy flow in an energy pyramids?

a)

up the pyramid

b)

down the pyramid

38.
Which is the smallest level of an ecosystem?
a)
organsism
b)
population
c)
community
d)
ecosystem
39.
a system of food chains that shows the transfer of energy  is termed
a)
food web
b)
food chain
c)
prey
d)
predator
40.
Biodiversity is 
a)
the variety of species within an ecosystem
b)
a large number of the same species in an ecosystem
c)
an abundant amount of the same primary consumers 
d)
the ability to have an abundant source from the same species
41.

Photosynthesis is important because...

a)

it makes carbon dioxide

b)

it makes food for the food webs

c)

it makes water

d)

it's not important

42.

What would happen to the bird if the green fish died out?

a)

the bird population would grow

b)

the bird population would die out

c)

the smaller fish will die out

43.

What is the bottom layer of the an energy pyramid?

a)

producer

b)

tertiary consumer

c)

Secondary consumer

d)

primary consumer

44.

All tertiary consumers are scavengers

a)

true

b)

false

45.

What would happen if their were no producers?

a)

Every population would grow larger

b)

Everything would die out

c)

The animals would make their own food

46.
an animal that eats both plants and animals
a)
carnivore
b)
herbivore
c)
omnivore
d)
consumer
47.
an organism that makes its own food
a)
producer
b)
consumer
c)
herbivore
d)
scavenger
48.
In an energy pyramid, energy_______ as you move up the pyramid.
a)
Increases
b)
Decreases
c)
Stays the same
d)
Changes up and down
49.
In the energy pyramid here, how much of the energy in the producers gets passed to the herbivores?
a)
10%
b)
20%
c)
80%
d)
90%
50.
A third-level consumer has to be which type?
a)
Carnivore.
b)
Decomposer.
c)
Producer.
d)
Herbivore.
51.
A secondary consumer 
a)
eats primary consumers
b)
eats producers
c)
eats plants
52.
In the energy pyramid below, which organism has the least amount of energy available?
a)
Producers
b)
Herbivores
c)
Carnivores
d)
Top Predator
53.

Cannot make its own food

a)

Autotroph

b)

Producer

c)

Heterotroph

d)

Biomass

54.

Only eats plants

a)

Herbivore

b)

Carnivore

c)

Omnivore

d)

Decomposer

55.

Only eats meat

a)

Herbivore

b)

Carnivore

c)

Omnivore

d)

Producer

56.

Living or organic matter

a)

Decomposer

b)

Autotroph

c)

Biomass

d)

Consumer

57.

Eats dead organisms and returns nutrients to soil

a)

Autotroph

b)

Decomposer

c)

Biomass

d)

Carnivore

58.

Process through which plants make their own food

a)

Photosynthesis

b)

Autotroph

c)

Biomass

d)

Trophic

59.

Which organisms eat only producers?

a)

Secondary Consumers

b)

Apex Predators

c)

Tertiary Consumers

d)

Primary Consumers

60.
This diagram shows the amount of energy that moves from one feeding level to another in a food web.
a)
Energy Pyramid
b)
Food Web
c)
Ecosystem
d)
Food Chain
61.
The diagram represents a pyramid of energy in an ecosystem.  Which level would most likely contain members of the plant kingdom?
a)
A
b)
B
c)
C
d)
D
62.
The arrows in a food chain or web represents what?
a)
They point to the organism that is being eaten.
b)
It shows how sunlight flows within an ecosystem.
c)
They show what direction the energy is flowing between organisms. 
d)
They represent how water is transferred within a habitat.
63.
Which is the PRODUCER?
a)
Lettuce
b)
Slug
c)
Bird
d)
Cat
64.
Which is a HERBIVORE?
a)
Lettuce
b)
Slug
c)
Bird
d)
Cat
65.
Where does the BIRD get its energy?
a)
The sun
b)
The slug
c)
The bird
d)
The cat
66.
Where does the CAT get its energy?
a)
The sun
b)
The slug
c)
The bird
d)
The cat
67.

All food webs and food chains begin with _________________.

a)

Primary Consumer

b)

Producers

c)

Secondary Consumers

d)

Predators

68.

Which level has the fewest organisms?

a)

Tertiary

b)

Secondary

c)

Primary

d)

Quaternary

69.
The deer, grasshopper, and bird are all examples of which type of consumers on this food pyramid?
a)
decomposers
b)
omnivores
c)
carnivore
d)
herbivore
70.

What would happen if their were no producers?

a)

Every population would grow larger

b)

Everything would die out

c)

The animals would make their own food

71.
Why are producers found at the base of the pyramid?
a)
They create all of the energy and therefore have the most energy of all of the trophic levels
b)
There are more plants than animals. 
c)
They begin the flow of energy in an ecosystem.
d)
All of these answers are correct. 
72.
True or False: Organisms will always stay in the same trophic level. 
a)
True-- an organism's trophic level is permanent based on the species it is. 
b)
False-- the trophic level an organism belongs to is based on what it is consuming in the food chain. 
73.
What is the sun's role in the energy pyramid?
a)
to produce chemical energy for the ecosystem.
b)
to provide radiant energy for producers to convert to chemical energy. 
c)
to start the energy flow of the ecosystem. 
d)
to provide mechanical energy for producers to convert to chemical energy. 
74.
Which organism in figure 1 contains the most available energy?
a)
plants
b)
mountain lions
c)
hawks
d)
none of the above
75.

The diagram represents different levels of a marine food pyramid. Between which two levels is the greatest amount of energy transferred

a)

R and Q

b)

S and R

c)

T and S

d)

U and T

76.

Several owls live in a forest. The owls prey on mice. Hawks also prey on mice. Which might happen if several hawks move to the forest where the owls live?

a)

The number of owls will increase, and the number of hawks will decrease.

b)

The number of mice will increase, and the number of owls will decrease.

c)

The number of owls and hawks will increase.

d)

The number of owls and mice will decrease.

77.
How many carnivores are shown in this food web?
a)
6
b)
4
c)
5
d)
3
78.
In this ecological pyramid which type of consumer gets only 10% of the energy stored in plants?
a)
Herbivore
b)
Carnivore
c)
Omnivore
d)
Secondary Consumer
79.

Which organism do the owl and the weasel compete for in the food web?

a)

Hawk

b)

Spider

c)

Grasshopper

d)

Shrew

80.
In a food web, arrows point at:
a)
who gets energy.
b)
who gets eaten.
81.
An organism that eats the secondary consumer.
a)
Primary Consumer
b)
Secondary Consumer
c)
Tertiary Consumer
d)
Consumer
82.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
83.

How are primary consumers different from secondary consumers?

a)

Primary consumers eat only plants; secondary consumers eat other consumers.

b)

Primary consumers eat other consumers; secondary consumers eat only plants.

c)

Primary consumers eat plants and other consumers; secondary consumers eat plants and decompose matter.

d)

Primary consumers eat plants and decompose matter; secondary consumers eat plants and other consumers.

84.
Who does the owl get energy from? 
a)
Grass
b)
Grasshopper
c)
Mouse
d)
Ow
85.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
86.
The number of organisms _________ with each successive (higher) trophic level. 
a)
increases
b)
decreases
87.
Which of the following shows the correct pyramid of biomass for the food chain?
a)
A
b)
B
88.
Which of the following shows the correct pyramid of biomass for the food chain?
a)
A
b)
B
89.
Which of the following shows the correct pyramid of biomass for the food chain?
a)
A
b)
B
90.
Which of the following shows the correct pyramid of numbers for the food chain?
a)
A
b)
B
91.
Which of the following shows the correct pyramid of numbers for the food chain?
a)
A
b)
B
92.
Organisms of a lower trophic level have a comparatively __________ number compared to organisms of the higher trophic level in order to support them.
a)
larger
b)
smaller
93.
For a pyramid of numbers, the width of the bar shows the__________ of organisms present in each trophic level at a particular time. 
a)
number
b)
biomass
c)
energy
d)
volume
94.

Decomposers can be found where on the food chain?

a)

1st level

b)

2nd level

c)

3rd level

d)

Anywhere on the food chain.

95.

The lion in this picture is a ________.

a)

Autotroph/Carnivore

b)

Autotroph/Herbivore

c)

Heterotroph/Carnivore

d)

Heterotroph/Herbivore

96.
The total mass of all the organisms in a given area is called?
a)
Biomass
b)
Mass
c)
Organisms
d)
Life
97.

The secondary consumer here is?

a)

The snake

b)

The Eagle

c)

The mouse

d)

The plant

98.

How many Tertiary consumers are there

a)

1

b)

2

c)

3

d)

4

99.
What is an ecosystem?
a)
A system of living and non-living things working together
b)
The flow of energy and matter
c)
Everything in the environment
d)
Photosynthesis
100.
Which of the following would be the most likely effect, if there were a sudden increase in the cricket population?
a)
There would be a decrease in the small bird population.
b)
There would be a decrease in the grass/flowers population.
c)
There would be a decrease in the mice population.
d)
There would be an increase in the grass/flowers population.
101.
Which of the following best describes the small bird in the food web above?
a)
primary and secondary consumer
b)
secondary and tertiary consumer
c)
primary consumer only
d)
secondary consumer only
102.
If the small bird on trophic level 3 in the pyramid has 50 kcal of energy available, how many kcal of energy were present in the trees?
a)
5
b)
500
c)
5000
d)
0.5
103.
What is the study of the interactions among organisms and  between organisms and their environments called?
a)
Biology
b)
Ecology
c)
Astronomy
d)
Biosphere
104.
Which is NOT a process of the water cycle?
a)
precipitation
b)
freezing
c)
transpiration
d)
evaporation
105.
The process of plants losing water through their leaves is called ____.
a)
condensation
b)
evaporation
c)
transpiration
d)
exhaling
106.
What is the most abundant gas in the atmosphere?
a)
hydrogen
b)
oxygen
c)
helium
d)
nitrogen
107.
Where are denitrifying bacteria found?
a)
In the soil
b)
Root nodules
c)
In dead things
d)
In the atmosphere
108.
Where are nitrogen-fixing bacteria found?
a)
In the soil
b)
Root nodules
c)
In dead things
d)
In the atmosphere
109.
What happens during the process of nitrogen-fixation?
a)
Nitrogen compounds turn into free nitrogen
b)
Free nitrogen turns into nitrogen compounds
110.
What happens during the process of denitrification?
a)
Nitrogen compounds turn into free nitrogen
b)
Free nitrogen turns into nitrogen compounds
111.
What is the only process that removes carbon from the atmosphere?
a)
combustion
b)
cellular respiration
c)
photosynthesis
d)
decomposition
112.

Which cycle are fossil fuels (oil, coal, natural gas) part of?

a)

carbon

b)

water

c)

nitrogen

d)

phosphorus

113.

Which cycle DOESN'T have an atmosphere component (part)?

a)

carbon

b)

nitrogen

c)

phosphorus

d)

water

114.

Which one of these does not add CO2 to the atmosphere?

a)

cooking with gas

b)

planting trees

c)

burning wood

d)

riding in a bus

115.
Organisms that break down dead plants & animals and release nitrogen back into atmosphere...
a)
bacteria
b)
plants
c)
animals
d)
producers
116.
Identify the cycle pictured.
a)
The Water cycle
b)
The Carbon cycle
c)
The Nitrogen cycle
d)
The Phosphorus cycle
117.
Identify the cycle pictured.
a)
The Water cycle
b)
The Carbon cycle
c)
The Nitrogen cycle
d)
The Phosphorus cycle.
118.

Identify the cycle pictured.

a)

The Water cycle

b)

The Carbon cycle

c)

The Nitrogen cycle

d)

The Phosphorus cycle.

119.

Identify the cycle pictured.

a)

The Water cycle

b)

The Carbon cycle

c)

The Nitrogen cycle

d)

The Phosphorus cycle.

120.
This is released by the weathering of rocks.
a)
Carbon
b)
Oxygen
c)
Phosphorus
d)
Nitrogen
121.

Photosynthesis is an important part of the ______ cycle

a)

Carbon

b)

Water

c)

Phosphorus

d)

Nitrogen

122.

Decomposition is part of all cycles except _______

a)

the carbon cycle

b)

the nitrogen cycle

c)

the water cycle

d)

the phosphorus cycle

123.
The conversion of light energy, water and carbon dioxide into glucose and oxygen. 
a)
Photosynthesis
b)
Nitrogen Fixation
c)
The Phosphorus Cycle
d)
The Water Cycle
124.
A particular golf course is using large amounts of nitrogen fertilizer. What process could move this nitrogen into a local stream?
a)
volatilization
b)
nitrogen fixation
c)
runoff
d)
ammonification
125.
What is the process of water droplets or ice crystals falling from the sky?
a)
evaporating
b)
condensing
c)
precipitating
d)
runoff
126.
What cycle is demonstrated in the diagram?
a)
The Carbon cycle
b)
The Water cycle
c)
The Nitrogen cycle
d)
The Life cycle
127.
What is this a picture of?
a)
Nitrogen cycle
b)
carbon cycle
c)
water cycle
d)
plant cycle
128.
Organisms use nitrogen to form
a)
carbohydrates and lipids
b)
proteins and lipids
c)
lipids and nucleic acids
d)
proteins and nucleic acids
129.
Respiration is the process by which ____________ is consumed and _______________ is produced.
a)
Carbon, Oxygen
b)
Oxygen, Carbon dioxide
c)
H20, oxygen
d)
Carbon, H2O
130.
How does carbon dioxide leave the atmosphere?
a)
Through transpiration
b)
Through photosynthesis
c)
Through factory emission
d)
Sunlight
131.

Which of the following is true of carbon as it cycles in nature?

a)

Carbon dioxide is released during photosynthesis

b)

Carbon compounds rarely exist in the gaseous state

c)

Carbons sinks include forests and oceans

d)

The carbon dioxide concentration in the atmosphere is reduce by cutting trees

e)

Carbon is concentrated in igneous rocks

132.
Carbon dioxide is added to the atmosphere by
a)
Burning fossil fuels 
b)
Cellular respiration
c)
Decomposing organic matter
d)
All answers are correct
133.

Coal, natural gas, and oil are examples of _________

a)

the carbon cycle

b)

products of photosynthesis

c)

good fuels for barbecues

d)

fossil fuels

134.

What process is part of the hydrological (water) cycle?

a)

transpiration

b)

nitrification

c)

combustion

d)

sedimentation

135.
What is happening at 1?
a)
respiration: releasing CO2
b)
decomposing CO2 in the soil
c)
photosynthesis: absorbing CO2
d)
turning CO2 from the atmosphere into organic molecules
136.
Which of the following events occurs immediately prior to rain or snow fall?
a)
Evaporation
b)
Condenstation
c)
Infiltration
d)
Transpiration
137.
Which off the following processes returns water vapor to the atmosphere?
a)
Evaporation and Condensation
b)
Evaporation and Precipitation
c)
Transpiration and Evaporation
d)
Transpiration and Precipitation
138.
Which of the following events removes water from the atmosphere?
a)
Precipitation
b)
Evaporation
c)
Infiltration
d)
Run off
139.
Which of the following causes harmful algal blooms that result in dead zones in the ocean?
a)
Runoff of nitrogen and phosphorus-rich fertilizers
b)
Burning of fossil fuels
c)
Increased amounts of acidic precipitation
d)
Increased levels of greenhouse gases 
140.
This is released by the weathering of rocks.
a)
Carbon
b)
Oxygen
c)
Phosphorus
d)
Nitrogen
141.
How do animals get nitrogen?
a)
the atmosphere 
b)
eating other organisms
c)
rainwater
d)
lightning 
142.
What is condensation?
a)
The part of the water cycle when the sun heats up water, turning it from a liquid into water vapor or steam. It rises from the ground into the air.
b)
The part of the water cycle when the water vapor in the air gets cold. The water turns back into a liquid and forms clouds.
c)
The part of the water cycle when clouds get heavy and can no longer hold the liquid water. This causes the water to fall from the sky to the earth as rain, snow, sleet, or hail.
143.
Phosphorous is needed in organisms for the production of
a)
ADP and ATP.
b)
Cellular membranes.
c)
Deoxyribonucleic and ribonucleic acids.
d)
All of the answers are correct
144.

Which of the following is an example of how biogeochemical cycles are important in sustaining life?

a)

The atoms of water molecules are destroyed during a drought.

b)

Oxygen atoms are converted into carbon during cellular respiration.

c)

Nitrogen in wastes are converted into useable nutrients for other organisms.

d)

New carbon atoms are created during the carbon cycle.

145.

The burning of fossil fuels is known as...

a)

Decomposition

b)

Photosynthesis

c)

Combustion

d)

Respiration

146.

How does a cow transfer carbon to other parts of the environment?

a)

It releases CO2 through respiration

b)

It releases carbon as waste

c)

it transfers carbon to humans when we eat it

d)

all of the answers are correct

147.

Energy flows through an ecosystem and is transferred as ____________, but chemical elements are ____________.

a)

light, heat

b)

heat, lost

c)

light, gained

d)

heat, recycled

148.
What is A?
a)
Evaporation
b)
Condensation
c)
Precipitation
d)
Runoff
149.
What is B?
a)
Evaporation
b)
Condensation
c)
Precipitation
d)
Runoff
150.

According to this diagram, plants use nitrogen to make _________________________

a)

bacteria

b)

animals

c)

proteins

d)

decomposers

151.

As a part of the water cycle, water from Earth's surface enters the clouds and finally falls back to the ground in the form of rain. What is the correct sequence of processes water undergoes?

a)

Evaporation, Condensation, Precipitation

b)

Precipitation, Condensation, Evaporation

c)

Condensation, Evaporation, Precipitation

d)

Evaporation, Precipitation, Condensation

152.

The image shows various stages in the water cycle. During which stage does water flow back towards the sea as runoff?

a)

W

b)

X

c)

Y

d)

Z

153.

What is precipitation?

a)

Sweat from our bodies on hot days

b)

Warm rain but not cold snow or sleet

c)

Gas that we use in furnaces or ovens

d)

Any form of water that falls from the sky

154.

Condensation occurs when water vapor_____________.

a)

heats up and becomes liquid water

b)

cools off and becomes liquid water

c)

freezes and becomes ice

d)

rains on the land

155.

The process when plants release water vapor from their leaves is called _____________.

a)

precipitation

b)

evaporation

c)

transpiration

d)

condensation

156.
What is the process during which water cools and turns from a gas to a liquid?
a)
Condensation
b)
Runoff
c)
Precipitation
d)
Evaporation
157.

What step of the water cycle does this picture show?

a)

Condensation

b)

Runoff

c)

Precipitation

d)

Evaporation

158.

Which best explains why runoff is important?

a)

It returns water to other locations on Earth

b)

It increases the chance of flooding

c)

It makes evaporation occur faster

d)

It increases condensation

159.
The water cycle has
a)
a beginning and an end. 
b)
no beginning an no end. 
c)
only a beginning. 
d)
only an end. 
160.
What source of energy evaporates the most water from Earth’s surface?
a)
volcanoes
b)
the sun
c)
lightning
d)
wind
161.

When water changes from a liquid to a solid it is known as...

a)

melting.

b)

condensation.

c)

freezing.

d)

evaporation.

162.

An underground layer of sand, gravel or rock that stores and carries water

a)

water table

b)

water cycle

c)

aquifer

d)

Infiltration

163.

Turns frozen water into water vapors - skipping the melting stage

a)

Sublimation

b)

Percolation

c)

Transpiration

d)

Evaporation

164.

Water running off the land surface

a)

Evaporation

b)

Sublimation

c)

Transpiration

d)

Run-off

165.

What are formed when water vapor condenses and come together?

a)

Clouds

b)

Mountains

c)

Transpiration

d)

Valleys

166.
A _______ is a place where living things naturally live and grow.
a)
adaptation
b)
zoo
c)
habitat
d)
castle
167.
A habitat is a specific place that an animal lives.
a)
True
b)
False
168.
A place where plants and animals live and grow is called a ____________. It provides, food, water, shelter, and air.
a)
shelter
b)
tree
c)
habitat
d)
organism
169.

Habitat or niche?


spread seeds

a)

habitat

b)

niche

170.

Habitat or niche?


a nest

a)

habitat

b)

niche

171.

Habitat or niche?


a tree

a)

habitat

b)

niche

172.

Habitat or niche?


releases oxygen

a)

habitat

b)

niche

173.

Habitat or niche?


eats insects

a)

habitat

b)

niche

174.

Habitat or niche?


hunts deer

a)

habitat

b)

niche

175.

Habitat or niche?


under a rock

a)

habitat

b)

niche

176.

Habitat or niche?


the tree trunk

a)

habitat

b)

niche

177.

Habitat or niche?


eats grass

a)

habitat

b)

niche

178.

A niche ________________.

a)

is the function that an organism performs in the food web of that community.

b)

includes everything else the organism does and needs in its environment.

c)

is specific to each individual animal and plant.

d)

All of the above.

179.

A squirrels niche would be _________________.

a)

hunting prey and providing meat for other squirrels.

b)

searching for fish to eat in the ocean.

c)

staying busy storing nuts and seeds for winter.

d)

help decompose other animals and plants.

180.

A squirrels habitat would be _____________.

a)

Ocean

b)

Arctic

c)

Forest

d)

Dessert

181.

What is a niche?

a)

Where an organism lives.

b)

An organisms role, or job, within its ecosystem.

c)

What an organism eats.

182.

What is a Niche of a honeybee?

a)

Pollenating Flowers

b)

A Honeycomb

c)

Eating other insects.

d)

Swimming.

183.
the role an organism plays in the environment. 
a)
habitat 
b)
niche
184.

What is the competitive exclusion principle?

a)

The competitive exclusion principle is a theory that has been disproven by recent scientific research.

b)

The competitive exclusion principle only applies to plants and not animals.

c)

The competitive exclusion principle states that two species competing for the same limited resources cannot coexist in the same ecological niche for an extended period of time.

d)

The competitive exclusion principle states that two species can coexist in the same ecological niche for an extended period of time.

185.

How do organisms adapt to reduce competition within their ecological niche?

a)

By evolving different feeding habits, occupying different niches, or developing specialized structures or behaviors.

b)

By forming alliances with other organisms to share resources.

c)

By competing more aggressively with other organisms in their niche.

d)

By migrating to a different habitat to avoid competition within their niche.

186.

How does the competitive exclusion principle impact species coexistence?

a)

It promotes the coexistence of multiple species by creating a balance in resource availability.

b)

It leads to the elimination of one species by another due to competition for the same resources.

c)

It has no impact on species coexistence.

d)

It only impacts species that are closely related to each other.

187.
#6. the evolution of an ancestral species into an array of species that occupy different niches
a)
convergent evolution
b)
coevolution
c)
speciation
d)
adaptive radiation
188.
14 different species of finches came from a single species from South America. This is called
a)
Coevolution
b)
Adaptive Radiation
c)
Convergent Evolution
d)
Divergent Evolution
189.

Process in which organisms diversify rapidly into a multitude of new forms, particularly when a change in the environment makes new resources available, creates new challenges, or opens new environmental niches

a)

Adaptive Radiation

b)

Geographical Isolation

c)

Diversification through domination

d)

Recessive Isolation

190.

Cichlid fishes in lakes of the East African Rift. The lakes in this area are believed to support and sustain about 2,000 different species of these fish, each with different ecological and morphological characteristics such as body size. These lakes form a fragmented landscape that bio-geographically isolates the different species of cichlid fish from one another, allowing them, and many of the organisms they live with, to evolve separately.

a)

Phyletic Speciation

b)

Adaptive Radiation

c)

Convergent Evoltion

d)

Divergent Evoltuion

e)

Co-evolution

191.
a)
The image shows analogous structures.
b)
The image shows convergent evolution.
c)
The image shows adaptive radiation. 
d)
The image shows organisms that are not closely related.
192.
Which organism in the table is least closely related to the chimpanzee?
a)
human
b)
grey wolf
c)
tiger snake
d)
monarch butterfly
193.

According to the diagram, what is the common ancestor of ALL organisms on the phylogenetic tree?

a)

B

b)

C

c)

D

d)

E

194.

Which of the following are most closely related?

a)

Two organisms in the same genus

b)

Two organisms in the same family

c)

Two organisms in the same phylum

d)

Two organisms of the same species

195.

Similarity at which of these levels indicates the closest relationship?

a)

Domain

b)

Kingdom

c)

Class

d)

Genus

196.

What is the most specific taxonomic grouping that the ocean sunfish and triggerfish share?

a)

Phylum

b)

Class

c)

Kingdom

d)

Order

197.

Red foxes and dogs are both members of the order Carnivora. Dogs belong to the genus Canis. Which of the following is true about dogs and foxes?

a)

The are in different classes

b)

They are in the same phylum

c)

They can't be in the same family

d)

They are both in the same genus

198.

Based on the figure, how long ago lived the most recent common ancestor of the European Brown Bear and the Asian Brown Bear?

a)

470,000 years ago

b)

220,000 years ago

c)

330,000 years ago

d)

140,000 years ago

199.

What is the difference between a phylogenic tree and a cladogram?

a)

Shows how related organisms are to one another

b)

Contains common ancestors

c)

Shows evolutionary time

d)

Contains clades

200.

Which diagram is a phylogenic tree?

a)

b)

c)

d)

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