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1.4-1.7 APES Review

Total questions: 51

Worksheet time: 36mins

Name
Class
Date
1.

Humans burn fossil fuels and wood, releasing carbon dioxide into the atmosphere. This carbon dioxide is then absorbed by trees for photosynthesis. These processes are contributory to which chemical cycle?

a)

The carbon cycle

b)

The water cycle

c)

The nitrogen cycle

d)

The phosphorous cycle

2.

How does the human body return carbon to the atmosphere in the carbon cycle?

a)

Waste products

b)

Photosynthesis

c)

Cellular respiration

d)

Formation of glucose

3.

In the carbon cycle, animals can release carbon back into the cycle through __________ or through __________.

a)

burning . . . photosynthesis

b)

fixation . . . decomposition

c)

decomposition . . . photosynthesis

d)

respiration . . . decomposition

e)

respiration . . . photosynthesis

4.

Which of the following is an example of human impact on the carbon cycle?

a)

The increased production of methane gases from cattle farms

b)

The burning of fossil fuels

c)

The cutting down of trees for lumber

d)

Driving automobiles

e)

All of the above

5.

If a forest fire occurs, what will happen to the carbon in the forest?

a)

It will go into the soil

b)

It will go into the atmosphere

c)

It will runoff into nearby streams and rivers

d)

It will be destroyed

6.

By what method is the majority of carbon moved from the lithosphere (upper part of Earth's crust) to the atmosphere?

a)

Weathering

b)

Deposition

c)

The burning of fossil fuels

d)

Respiration

7.

What kind of organism takes out the most carbon from the atmosphere?

a)

Plants

b)

Bacteria

c)

Animals

d)

Humans

8.

Which compound does NOT contain carbon atoms?

a)

carbon dioxide

b)

ammonium

c)

calcium carbonate

d)

methane

9.
When humans burn fossil fuels, most of the carbon quickly enters the                       as carbon dioxide.
a)
Water
b)
Atmosphere
c)
Sun
d)
Air
10.
How does the carbon in grass become part of a lion?
a)
The lion eats the grass
b)
Carbon from grass doesn't end up in a lion. 
c)
The carbon ends up in the lion's food chain. 
d)
The lion breathes in carbon given out by the plant
11.
All of the carbon in existence is continually recycled in the carbon cycle
a)
True
b)
False
12.
Which of the following removes carbon from the atmosphere?
a)
Combustion
b)
Respiration
c)
Photosynthesis
d)
Death
13.
Organisms that do not decompose can be buried and become what?
a)
water
b)
nutrients
c)
air
d)
fossil fuels
14.
If the plant population decreased, the amount of carbon would _________.
a)
Stay the same
b)
Increase
c)
Decrease
15.

Which is a true statement?

a)

Humans depend on oxygen, plants depend on carbon dioxide

b)

Plants produce carbon dioxide

c)

Humans depend on carbon dioxide, plants depend on oxygen

d)

Humans don't depend on plants for the air they need

16.

Which of the following creates a calcium carbonate structure?

a)

plants

b)

cows

c)

corals

d)

decomposers

17.
How animals get the nitrogen they need
a)
from the air they breathe
b)
from the water they drink
c)
from the food they eat
d)
from the Sun
18.
Organisms that need nitrogen to survive
a)
only plants
b)
only animals
c)
only bacteria
d)
all living organisms
19.
Bacteria fix nitrogen on plant roots. Plant roots provide sugar to bacteria. This is an example of
a)
mutualism
b)
parasitism
c)
commensalism
d)
competition
20.
All plants have nitrogen fixing nodules on their roots.
a)
True
b)
False
21.
Nitrogen rich fertilizers and manure can cause water pollution.
a)
True
b)
False
22.
How nitrogen is "fixed" into useable form for plants
a)
only through action of bacteria
b)
only through lightning
c)
through action of bacteria & lightning
d)
through photosynthesis
23.

The process in which nitrogen circulates and is recycled is called

a)

The nitrogen cycle

b)

The carbon cycle

c)

The water cycle

d)

The phosphorus cycle

24.

Gas that makes up 78% of our atmosphere.

a)

Oxygen

b)

Nitrogen

c)

Hydrogen

d)

Carbon Dioxide

25.

What is the process of combining nitrogen gas with other elements to make nitrogen into usable compounds?

a)

nitrogen composition

b)

nitrogen fixation

c)

ammonia

d)

denitrification

26.

What is the formula for atmospheric nitrogen?

a)

N

b)

N2

c)

NH3

d)

NO3

27.

What process occurs when dead plant and animal matter decomposes and nitrogen is released back into the atmosphere?

a)

Assimilation

b)

Fixation

c)

Ammonification

d)

Denitrification

28.

Plants and animals cannot use nitrogen directly from the air.

a)

True

b)

False

29.

Bacteria fix nitrogen from the atmosphere into a form plants can use.

a)

True

b)

False

30.
Plants and animals need nitrogen to make __________.
a)
Protein
b)
Carbohydrates
c)
Lipids
d)
Minerals
31.

According to this diagram, plants absorb

a)

nitrates

b)

nitrogen fixing bacteria

c)

animals

d)

decomposers

32.

This is NOT a part of the phosphorus cycle.

a)

Phosphate is incorporated into sedimentary rocks

b)

Phosphate bound to soil

c)

Atmospheric phosphate

d)

Phosphate is absorbed from the soil by plants

33.

_____ brings phosphorous into our waterways. .

a)

Precipitation

b)

Runoff

c)

Transpiration

d)

Condensation

34.
Which of the following statements is true of the phosphorus cycle?
a)
Phosphorus enters the atmosphere as phosphates.
b)
The phosphorus cycle utilizes the processes of erosion, and weathering.
c)
Phosphates are used in carbohydrate and glucose storage.
d)
The phosphorus cycle utilizes bacteria to breakdown phosphates and make them available for plants.
35.
What role do decomposers play in the phosphorous cycle?
a)
absorb phosphorous 
b)
release phosphorous into atmosphere
c)
return phosphorous into the soil
d)
combustion
36.

This is released by the weathering of rocks.

a)

Carbonate

b)

Phosphate

c)

Phosphorus

d)

Nitrogen

37.

Too much phosphorus in waterways (rivers, lakes) can lead to___________.

a)

eutrophication

b)

nothing

c)

decreased pH levels

d)

diseases

38.
This is released by the weathering of rocks.
a)
Carbon
b)
Oxygen
c)
Phosphorus
d)
Nitrogen
39.

How does eutrophication cause the death of aquatic organisms

a)

the build up of carbon dioxide in the water

b)

the lack of nitrogen in the water

c)

the lack of carbon dioxide in the water

d)

the lack of oxygen in the water

40.

The two critical nutrients in eutrophication are... (select two)

a)

nitrates

b)

phosphates

c)

carbon dioxide

d)

dissolved oxygen

41.

In eutrophication, dissolved oxygen levels decrease because

a)

bacteria use it as they decompose organic material

b)

algae uses it during photosynthesis

c)

it reacts with hydrogen to form H2O (water)

d)

fish use it up as they consume algae

42.

What effect does the sun have on surface water?

a)

It causes it to boil

b)

It causes it to rain

c)

It causes it to sink

d)

It causes it to evaporate

43.

When water vapor is cooled and forms droplets of liquid water

a)

Condensation

b)

Evaporation

c)

Transpiration

d)

Runoff

44.
What is water that flows in rivers and streams into the oceans and lakes?
a)
evaporating
b)
condensing
c)
precipitating
d)
runoff
45.

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

46.

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

a)

precipitation

b)

evaporation

c)

transpiration

d)

condensation

47.
The water cycle has
a)
a beginning and an end. 
b)
no beginning an no end. 
c)
only a beginning. 
d)
only an end. 
48.
What source of energy evaporates the most water from Earth’s surface?
a)
volcanoes
b)
the sun
c)
lightning
d)
wind
49.
Which of these is an example of precipitation?
a)
snow
b)
air
c)
clouds
d)
vapor
50.

____________________ is the process by which water on the ground surface enters the soil. ________________ rate in soil science is a measure of the rate at which soil is able to absorb rainfall or irrigation.

a)

Infiltration

b)

Percolation

c)

Deposition

d)

Condensation

51.

The process of water movement through a plant and its evaporation from aerial parts, such as leaves, stems and flowers.

a)

water cycle

b)

evaporation

c)

evapotranspiration

d)

precipitation