Nitrogen
Photosynthesis
Trophic Levels
Cellular Respiration
100

Some types of bacteria turn ammonia into _____.

a. waste

b. nitrates

c. nitrogen gas

d. fossil fuels

b. nitrates

100

Which of the following would likely decrease the amount of CO2in the atmosphere?

a. a growing maple tree

b. a women driving a car

c. a running man

d. a bonfire

a. a growing maple tree

100
In an ecosystem, plants are considered to be ______.

a. decomposers

b. scavengers

c. producers

d. herbivores

c. producers

100

Cellular respiration creates energy by breaking down _____.
a. glucose

b. ATP

c. CO2

d. water

a. glucose

200

Plants continue the nitrogen cycle by absorbing _____.

a. nitrates

b. ammonia

c. water

d. wastes

a. nitrates

200

A student is collecting gas given off by a plant in the sunlight. The gas is probably ______.

a. oxygen

b. CO2

c. ATP

d. glucose

a. oxygen

200

Algae at the beginning of a food chain are the:

a. primary consumers

b. decomposers

c. producers

d. heterotrophs

c. producers

200

Which of the following is a way photosynthesis and cellular respiration are opposite processes?

a. Photosynthesis releases energy, cellular respiration stores it.

b. Photosynthesis removes CO2 from the atmosphere, cellular respiration returns it

c. Photosynthesis removes O2 from the atmosphere, cellular respiration returns it 

d. Photosynthesis consumes glucose, cellular respiration makes it.

b. Photosynthesis removes CO2 from the atmosphere, cellular respiration returns it

300

How do animals get the nitrogen they need?

a. drinking water

b. eating plants

c. breathing 

d. animals don't need nitrogen

b. eating plants

300

Which is not found in the overall reaction of photosynthesis?

a. CO2

b. water

c. light

d. nitrogen

d. nitrogen

300

What can show the energy passing along a food chain?

a. energy path

b. food web

c. trophic level

d. ecological pyramid

d. ecological pyramid

300

The two main types of fermentation are: 

a. alcoholic and aerobic

b. aerobic and anaerobic

c. alcoholic and lactic acid

d. lactic acid and aerobic 

c. alcoholic and lactic acid

400

Energy is released from ATP when: 

a. a phosphate is added

b adenine binds to ribose

c. the ATP is exposed

d. a phosphate is removed

d. a phosphate is removed

400

In aerobic respiration, 1 molecule of glucose can create:

a. 2 ATP

b. 32 ATP

c. 4 ATP

d. 34 ATP

d. 34 ATP

500

What is a product of the dark reaction?

a. oxygen

b. ATP

c. glucose

d. CO2

c. glucose

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