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Biology Year to Date Challenge- Part 1

Total questions: 123

Worksheet time: 56mins

Name
Class
Date
1.

What type of microscope will produce images in color and in 3D ?

a)

Scanning electron Microscope(SEM)

b)

Dissecting Microscope

c)

Transmission Electron Microscope

d)

Compound Light Microscope

2.

Why can the electron microscopes only produce images of non-living specimens?

a)

They use light to produce an image

b)

They are the size of a small room

c)

The specimen is placed in a vacuum

d)

The electrons bounce off the surface of the specimen

3.

Which of the following is not a principle of the cell Theory?

a)

Cells come from other cells

b)

The cell is the monomer of life

c)

All living things are made up of cells

d)

Cells contain organelles

4.

Which of the following do prokaryotic cells share with eukaryotic cells?

a)

Cell wall, mitochondria, cytoplasm and DNA

b)

Cell membrane, DNA, ribosomes and cytoplasm

c)

Cell membrane, ribosomes, lysosomes and mitochondria

d)

Cell wall, cytoplasm , ribosomes and DNA

5.

What does TEM stand for?

a)

transmission electron microscope

b)

translation electron microscope

c)

telepathic electron microscope

d)

tori eats mangos

6.
Who was the person who used his microscope to observe a thin slice of cork, and concluded that the cork was made up of cells?
a)
Robert Hooke
b)
Bill Nye
c)
Matthias Schleiden
d)
Rudolf Virchow
7.

True or False: An electron microscope gives a higher resolution than a light microscope.

a)

True

b)

False

c)

Only in certain conditions

8.

True or False: You cannot see the nucleus of a cheek cell with a light microscope.

a)

True

b)

False

c)

Only under certain conditions

9.

Select the best answer to the question: Explain why a scientist might choose to use an electron microscope rather than a light microscope.

a)

The light microscope won't show as much and it doesn't make the picture as bigger as the electron microscope.

b)

Electron microscope is better for a scientist to choose than a light microscope it uses electrons and not light.

c)

An electron microscope gives a greater magnification and better resolution than a light microscope.

d)

Scientists might need to choose the electron microscope because it is cheaper and easier than the light microscope.

10.

What type of microscope uses a magnetic field to operate?

a)

electron microscope

b)

light microscope

c)

plasmid microscope

d)

micro microscope

11.

What does SEM stand for?

a)

scanning electron microscope

b)

sandwich electron microscope

c)

soft electron microscope

d)

Sara eats margarine

12.

The microscopes we use are called

a)

compound microscopes

b)

dissecting microscopes

c)

stereo microscopes

d)

electron microscopes

13.
Which microscope would you be able to see the outside of this small section of plant cells?
a)
Compound light
b)
Scanning electron
c)
Dissecting
d)
Transmission electron
14.
Which microscope would you use to see the outside of a bee with a magnification under 100. 
a)
Compound Light
b)
Scanning Electron
c)
Dissecting
d)
Transmission Electron
15.
Which type of microscope would you use to see the outside of a paramecium at 1000 magnification?
a)
Compound Light
b)
Scanning Electron 
c)
Dissecting
d)
Transmission Electron
16.
Which microscope would you use to see a bed bug in 3-D, with a magnification of about 500,000?
a)
Compound Light
b)
Scanning Electron
c)
Dissecting
d)
Transmission Electron
17.
Which microscope would you use to see a mitochondria (found inside of a cell) with a magnification around 10,000?
a)
Compound Light
b)
Scanning Electron
c)
Dissecting
d)
Transmission Electron
18.

A network of feeding interactions that shows all the interrelated food chains in an ecosystem

a)

trophic level

b)

food web

c)

biomass pyramid

d)

pyramid of numbers

19.

Who is the producer?

a)

leaf

b)

catepillar

c)

chamelon

d)

snake

e)

mongoose

20.

Who is the primary consumer?

a)

leaf

b)

catepillar

c)

chamelon

d)

snake

e)

mongoose

21.

Who is the tertiary consumer?

a)

leaf

b)

catepillar

c)

chamelon

d)

snake

e)

mongoose

22.

What does the term 'biological diversity' mean?

a)

Variety of gases

b)

Variety of non-living organisms

c)

Variety of minerals

d)

Variety of living organisms

23.

What does species diversity refer to?

a)

Variety of non-living organisms

b)

Variety of ecosystems

c)

Variety of genes within a species

d)

Number of species in a given area

24.

What is one of the threats to biodiversity related to human population growth?

a)

Overconsumption

b)

Pollution

c)

Invasive species

d)

Habitat fragmentation

25.

What is one of the threats to biodiversity related to pollution?

a)

Invasive species

b)

Population growth

c)

Habitat fragmentation

d)

Overconsumption

26.

What is one of the threats to biodiversity related to overconsumption?

a)

Habitat fragmentation

b)

Invasive species

c)

Population growth

d)

Pollution

27.

The natural environment in which an organism lives is called...

a)

habitat

b)

niche

c)

biosphere

d)

food chain

28.

This is the job or role of a specific organism within its habitat.

a)

producer

b)

niche

c)

photosynthesis

d)

biotic

29.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
carbon dioxide + water --> oxygen + glucose
b)
carbon dioxide + glucose + water --> oxygen 
c)
oxygen + water --> carbon dioxide + glucose
d)
glucose+ oxygen ---> water + carbon dioxide 
30.
What are the reactants (what's needed) for photosynthesis?
a)
glucose and oxygen
b)
light, water, and carbon dioxide
31.
Based on the graph shown, how can you tell sea otters are a keystone species?
a)
as the sea otter population decreases, biodiversity increases
b)
as sea otter population increases, biodiversity increases
c)
changes in the sea otter population have little effect on biodiversity 
d)
the sea otter population dereases due to the presence of urchins
32.

Why are some sharks considered a keystone species?

a)

Because they are a top predator

b)

They scare off smaller fish that may overgraze an area of sea grass

c)

They are tertiary consumers

d)

They are cartilaginous

33.

A species that plays a critical role in the health, maintenance, growth, or definition of an ecosystem.

a)

keystone

b)

invasive

c)

engineer

d)

predator

34.

Type of biodiversity that refers to the variety of habitats, communities, and ecological processes within and between ecosystems:

a)

ecosystem diversity

b)

species diversity

c)

genetic diversity

d)

none of these

35.

Type of biodiversity that refers to all the differences between populations of species as well as between different species.

a)

ecosystem diversity

b)

genetic diversity

c)

species diversity

d)

none of these

36.

The variety of organisms in a given area is called:

a)

a species

b)

a gene

c)

abiotic factors

d)

biodiversity

37.

What do you call organisms that eat ONLY producers?

a)

Carnivores

b)

Herbivores

c)

Omnivores

d)

Detritivores

38.

What do you call organisms that eat ONLY other consumers?

a)

Carnivores

b)

Herbivores

c)

Omnivores

d)

Detritivores

39.

What is the MAIN source of energy supply for a food chain?

(HINT: Where did all the energy come from?)

a)

Sunlight (absorbed by producers)

b)

Producers

c)

Other animals

d)

Decomposers

40.

What is the MAIN way most energy is lost in a food chain?

a)

Heat

b)

Respiration

c)

Waste

d)

Growth

41.

On average, how much energy is passed from one level of a food chain to another?

a)

10%

b)

90%

c)

100%

d)

50%

42.
What word describes when water is attracted to other substances?
a)
cohesion
b)
adhesion
c)
capillary action
d)
surface tension
43.
Why does ice float?
a)
As water freezes, it expands and its density decreases.
b)
As water freezes, it takes up more hydrogen from the atmosphere, causing it to have a greater buoyancy.
c)
As water freezes, air becomes trapped between the hydrogen bonds of water molecules.
d)
As water freezes, it takes up more oxygen from the atmosphere, causing it to have a greater buoyancy.
44.
Which end of the water molecule has a slightly positive charge?
a)
the oxygen end
b)
the hydrogen end
c)
both ends are slightly positive
d)
neither end is positive
45.
Water is a universal solvent because it...
a)
It can be found anywhere
b)
It freezes when it gets cold
c)
floats when frozen
d)
Dissolves most substances
46.
Which of the following is LEAST likely to dissolve in water?
a)
nonpolar fats and oils
b)
polar sugar molecules
c)
salt made of a positive sodium ion and a negative chloride ion
d)
all of the substances will dissolve easily in water
47.
Large bodies of water, such as lakes and oceans, do not quickly fluctuate in temperature. What is the reason for this phenomenon?
a)
Water is an acid.
b)
Water is a versatile solvent.
c)
Water has a high heat capacity.
d)
 Water acts as a buffer.
48.
The tightness across the surface of water that enables paper clips to float is ____________.
a)
adhesion
b)
capillary action
c)
surface tension
d)
polarity
49.
When water molecules stick easily to other water molecules, this is called what?
a)
cohesion
b)
adhesion
c)
solution
d)
polar molecule
50.

What property of water allows for water to act as a temperature regulator for the world?

a)

Cohesive Behavior

b)

Expansion Upon Freezing

c)

High Specific Heat

d)

Universal Solvent

51.

What type of resources are considered finite and cannot be replenished in a short amount of time?

a)

Renewable Energy

b)

Nonrenewable Energy

c)

All Energy

d)

Generational Energy

52.

What type of energy is able to be regenerated in a short amount of time or are continuous?

a)

Renewable Energy

b)

Nonrenewable Energy

c)

All Energy

d)

Generational Energy

53.

Which of the following are fossil fuels? (Select all that apply.)

a)

Coal

b)

Oil

c)

Natural Gas

d)

Nuclear Energy

54.

Which of the following are renewable energy sources? (Select all that apply.)

a)

Solar

b)

Wind

c)

Hydroelectric

d)

Geothermal

e)

Biomass

55.

Used to generate gasoline, jet fuel, and kerosene, (a)   can be used to generate electricity or to power vehicles.

56.

(a)   energy is converted to electricity using photovoltaic cells.

57.

A turbine turned by air currents describes how electricity is generated via (a)   power.

58.
What are renewable resources?
a)
Resources that can be replaced in a short amount of time
b)
Resources that are used faster than they can be replaced
c)
They can not be replaced
59.

Why are fossil fuels nonrenewable?

a)

fossil fuels come from the remains of prehistoric life, which takes along time to make again

b)

when the store runs out of fossil fuels, they can't buy anymore

60.

Energy that is made from heat inside Earth

a)

Coal

b)

Fossil Fuels

c)

Geothermal

d)

Solar

61.

Which of the following would be classified as an environmental cost of hydroelectric power? SC.912.L.17.11

a)

desertification

b)

disruption of freshwater ecosystems

c)

increased biodiversity

d)

water pollution

62.

Biomass power is a renewable energy source derived from plant and animal products. Which of these is a benefit of using biomass for power compared to nonrenewable resources? SC.912.L.17.11

a)

Biomass power increases the amount of oxygen in the air.

b)

Biomass power reduces the emission of greenhouse gasses.

c)

Biomass power increases the clearing of forests and grasslands for energy crops.

d)

Biomass power reduces organic waste in landfills and waste-treatment facilities.

63.

Though we hear more about oil spills that occur in acquatic environments, they can also occur on land.  Why would it be easier to contain an oil spill that occurs on land? SC.912.L.17.11

a)

Oil spills at sea are more likely to contaminate animal habitats than oil spills on land.

b)

Oil spills at sea are more likely to contaminate the atmosphere than oil spills on land.

c)

Oil spills at sea are more likely to cling to plants than than oil spills on land.

d)

Oil spills at sea are more likely to spread with water currents than oil spills on land are through erosion and deposition.

64.

Our oceans offer a variety of renewable and nonrenewable resources that we use for various purposes. One such resource is sea salt. Which statement best classifies sea salt and describes its costs and benefits? SC.912.L.17.11

a)

Sea salt is a renewable resource that is readily available, but production is not cost effective.

b)

Sea salt is a renewable resource that is processed with little energy input, but harvesting the salt disrupts coastal ecosystems.

c)

Sea salt is a nonrenewable resource that requires no processing, but at current rates, it will eventually become unsustainable.

d)

Sea salt is a nonrenewable resource that has a wide variety of uses, but harvesting from the ocean can disrupt coastal ecosystems.

65.

A population of mice lives in the northeastern United States. Over the last 50 years, the size of the mouse population decreased. What best explains the decrease in the size of the mouse population?

a)

Fewer mice were born than died

b)

All the mice die and no mice were born

c)

More mice were born than died

d)

Lots of mice immigrated into the population

66.

When an environment has reached its carrying capacity for a certain population, which of the following is true?

a)

Birth rate and immigration rate are equal death rate and emigration rate

b)

Birth rate and immigration rate are greater than death rate and emigration rate

c)

Birth rate and immigration rate are less than death rate and emigration rate

d)

Birth rate is exponential

67.

Which of the following describes how an abiotic factor can impact the population in an ecosystem?

a)

A parasite that invades a host can reproduce and cause a decline in the host species population.

b)

Organisms that compete for the same resources will keep each other from overpopulating.

c)

Predators will prevent herbivores from depleting the plants and other resources in an ecosystem.

d)

Seasonal variations in temperature can cause some of the individuals in a population to die.

68.

Which pair of factors is most likely to increase the size of the population?

a)

births and deaths

b)

births and immigration

c)

deaths and emigration

d)

immigration and emigration

69.

A population of kangaroos grows briefly and then stabilizes. What does the leveling off indicate?

a)

The population has reached the carrying capacity of the environment.

b)

The population has exceeded the carrying capacity of the environment.

c)

The population is affected by a density-independent limiting factor.

d)

The population is no longer able to adapt to environmental changes.

70.

What happens if a population grows past its carrying capacity?

a)

The population keeps growing

b)

The population starts to die off

c)

The entire species will go extinct

d)

The carrying capacity just increases

71.

The largest number of individuals that an environment can support long term is...

a)

carrying capacity

b)

emigration

c)

immigration

d)

population density

72.

What is the carrying capacity of the graph?

a)

around 500

b)

more than 800

c)

less than 300

d)

around 700

73.
Which of the following would INCREASE the carrying capacity of an ecosystem?
a)
increase in predators
b)
disease
c)
increase in available food
d)
drought
74.

When death rate is equal to birth rate...

a)

population increases

b)

population decreases

c)

population stays the same.

d)

population rapidly increases then becomes stable

75.

Looking at the picture, what is the deepest part of the ocean that has no sunlight, low temperatures, and high water pressure?

a)

Aphotic Zone

b)

Abyssal Zone

c)

Continental Shelf

d)

Photic Zone

76.

Algae are organisms that can produce their own food through photosynthesis. Which zone would you expect to find them living?

a)

Limnetic Zone

b)

Abyssal Zone

c)

Benthic Zone

d)

Photic Zone

77.

Why should we remove an invasive species?

a)

They won't be able to survive in a new environment.

b)

They will eat native species and cause other species to decrease.

c)

We should not remove them and let nature be.

78.

Which is a consequence of an increase in greenhouse gases?

a)

Ice caps freezing

b)

global cooling

c)

sea levels rising

79.

What do we need to replace nonrenewable resources with?

a)

renewable/sustainable resources

b)

other nonrenewable resources

c)

We don't need to replace them

80.

As species go extinct what will happen to the biodiversity in that ecosystem?

a)

Decrease

b)

Increase

c)

Stay the same

81.
The presence of wastes, such as plastic bags and motor oil, in lakes and streams miles away from developed areas suggests that
a)
. ecosystems are interconnected and human action can alter ecosystem equilibrium.
b)
recycling programs have failed to conserve biotic resources.
c)
natural processes can alter ecosystem stability.
d)
 direct harvesting practices have led to irreversible destruction of ecosystems.
82.
DDT and other pesticides used over 50 years ago are still affecting the environment today. Scientists have found these substances in recent glacier runoff. Glacier runoff occurs during the summer, when precipitation that has fallen on glaciers during the winter is released. Ice layers from existing glaciers have been analyzed. The results of this analysis show that the concentrations of DDT and other pesticides were highest about 10 years after the use of these substances was banned. This information shows that
a)
DDT and other pesticides cause glacier runoff during the summer.
b)
it takes humans over 50 years to analyze a glacier.
c)
precipitation helps to break down pesticides.
d)
the decision of one human generation may have an impact on future generations.
83.
The northern elephant seal was almost hunted to extinction in the 1800s. By the late 1890s, approximately one hundred seals were left, reducing the gene pool of the population. What will be the consequence of this reduction?
a)
 Competition within the population will increase.
b)
The surviving elephant seals will be better able to adapt.
c)
 Inbreeding will be less frequent among the remaining population.
d)
The elephant seals will be more vulnerable to environmental change. 
84.
A community is concerned about the water quality of a nearby lake. Increased sedimentation in the lake is endangering the native habitat. The increased sedimentation is most likely caused by which of the following?
a)
trees planted along the shore of the lake
b)
construction of homes along the lake
c)
the amount of sunlight on the lake
d)
the amount of fish in the lake
85.
When fertilizers run off farmland into streams and ponds, the nitrogen content of the water increases. This can lead to rapid growth of algae in a process called eutrophication. How can this process affect other organisms in the water?
a)
Oxygen is used up as algae is decomposed, reducing the amount available to other organisms.
b)
The water becomes better able to support aerobic organisms.
c)
The algae provide food for fishes and other organisms, leading to decreased algae populations.
d)
The extra nitrogen provides additional food for the other organisms, increasing their population.
86.

According to the graph, what material’s recycling would reduce the largest portion of America’s trash?

a)

Metals

b)

paper

c)

plastics

d)

Yard trimmings

87.

When you consume an organism, you only receive 10% of the energy, but how much of the toxins do you receive?

a)

All of the toxins

b)

10% toxins

c)

1% toxins

d)

None of the toxins

88.

In which organism would biomagnification be the most concentrated? (Remember the lab: Rabbits eat the grass, the snake eats the rabbit, the hawk eats the snake--the hawk is the apex predator)

a)

grass

b)

rabbit

c)

snake

d)

hawk

89.

Which organism would have the most bioaccumulation?

a)

eucalyptus tree

b)

wombats

c)

kookaburras

d)

koalas

90.

In what year were the most toxins present in smallmouth bass?

a)

2000

b)

2002

c)

2004

d)

2005

91.

Pesticides and herbicides eventually show up in higher-level consumers (i.e. as you go up the food chain) due to

a)

biomagnification

b)

climate change

c)

habitat destruction

d)

bioaccumulation

92.

In biomagnification, the amount of toxin

a)

decreases in concentration along the food chain

b)

remains the same along the food chain

c)

increases along the food chain

93.

Which of the following describes techniques that use living organisms to clean up toxic wastes in water and soil?

a)

biostimulation

b)

bioremediation

c)

biosensor

d)

biodiesel

94.

Which of the following is not used to warn about environmental pollutants using the indicator species method of biological detection?

a)

enzymes

b)

microbes

c)

animals

d)

plants

95.

Why are materials introduced to a site using enhanced bioremediation?

a)

detect small amounts of pollutants

b)

warn about pollutants in the area

c)

recycle compounds in the area

d)

accelerate the clean-up process

96.

What is the first step in determining if bioremediation is the most efficient way to decrease the level of toxic waste in soils?

a)

treat sample materials with active microbes

b)

study the site periodically for recyclability

c)

ask state agencies to consider closing the site

d)

solicit regulatory agencies for contaminants

97.

What term describes the branch of science concerned with the interrelationships of organisms and their environment?

a)

ecology

b)

agronomyentomology

c)

biology

98.

Sustainability aims to balance which three main areas?

a)

Environment, economy, and society

b)

Air, Water, and Land

c)

Plants, Animals, and Humans

d)

Past, Present and Future

99.

Which resource type cannot be replenished within a human lifetime?

a)

Renewable Resource

b)

Inexhaustible Resource

c)

Nonrenewable Resource

d)

Natural Income

100.

Which of the following is an example of an inexhaustible resource?

a)

Coal

b)

Solar Energy

c)

Oil

d)

Natural Gas

101.

The gradual destruction of the environment through depletion of resources and pollution is known as __.

1.    

a)

Renewable Resource

b)

Ecological Footprint

c)

Natural Resource

d)

Environmental Degradation

102.

__ are materials or substances that occur in nature and can be used for economic gain.

a)

Renewable Resource

b)

Ecological Footprint

c)

Natural Resource

d)

Environmental Degradation

103.

Resources that can be replenished within a human lifetime are called __ resources.

a)

Renewable Resource

b)

Ecological Footprint

c)

Natural Resource

d)

Natural Capital

104.

Environmentalism is:

a)

The study of the environment

b)

A social movement focused on protecting the natural world

c)

The process of recycling materials

d)

The management of natural resources

105.

__ is the variety of plant and animal life in a particular habitat or ecosystem.

a)

Point Source Pollution

b)

Ecology

c)

Biodiversity

d)

Nutrient Cycling

106.

__ refers to the contamination of the environment with harmful substances.

a)

Pollution

b)

Ecology

c)

Biodiversity

d)

Nutrient Cycling

107.

What is the monomer of Carbohydrates?

a)

Amino Acid

b)

Monosacharrides

c)

Fatty Acids

d)

DNA/RNA

108.

What is the monomer of lipids?

a)

Amino Acids

b)

Monosaccharides

c)

Fatty Acids

d)

DNA/RNA

109.

What is the monomer of proteins?

a)

Amino Acids

b)

Monosaccharides

c)

Fatty Acids

d)

DNA/RNA

110.

What is the monomer of nucleic acids?

a)

Amino Acids

b)

Monosaccharides

c)

Fatty Acids

d)

Nucleotides

111.

What is the function of a carbohydrate?

a)

Control rates of reactions, form muscle and bones

b)

Provide long term energy, protection, waterproofing, and insulation.

c)

Main source of energy and is quick.

d)

Store and transmit genetic information.

112.

What is the function of lipids?

a)

Control rates of reactions and forms muscle and bones.

b)

Main source of energy.

c)

Energy storage, protection, waterproofing and insulation.

d)

Store and transmit genetic information.

113.

What is the function of proteins?

a)

Main source of energy.

b)

Energy storage, protection, waterproofing and insulation

c)

Store and transmit genetic information.

d)

Control rates of reactions and form muscles and bones.

114.

What is the function of nucleic acids?

a)

Main source of energy.

b)

Energy storage, protection, water proofing, and insulation.

c)

Control rates of reactions and form muscles and bones.

d)

Store and transmit genetic information.

115.

What is an example of a lipid?

a)
b)

c)

d)

116.

What is an example of a carbohydrate?

a)

b)

c)

d)

117.

What is an example of a protein?

a)

b)

c)

d)

118.

What is an example of a nucleic acid?

a)

b)

c)

d)

119.

What macromolecule is classified as an enzyme?

a)

Carbohydrate

b)

Protein

c)

Nucleic Acid

d)

Lipids

120.

What does an enzyme do for reactions?

a)

Act as catalysts to speed up reactions.

b)

Act as catalysts to slow down reactions.

c)

Act as catalysts to keep reactions stable.

121.

What are examples of carbohydrates?

a)

triglycerides, waxes, fat, and oils

b)

form polypeptides such as antibodies, enzymes, and hormones

c)

glucose, fructose, cellulose, and lactose

d)

DNA and RNA

122.

What are examples of proteins?

a)

triglycerides, waxes, fats, and oils

b)

form polypeptides such as antibodies, enzymes, and hormones

c)

glucose, fructose, cellulose, and lactose

d)

DNA and RNA

123.

What are examples of nucleic acids?

a)

triglycerides, waxes, fats, and oils

b)

form polypeptides such as antibodies, enzymes, and hormones.

c)

glucose, fructose, cellulose, and lactose

d)

DNA and RNA

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