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5th six weeks review

Authored by Jeannette Mitchell

Biology

9th Grade

Used 4+ times

5th six weeks review
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20 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following removes carbon from the atmosphere?

Combustion
Respiration
Photosynthesis
Death

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Organisms that do not decompose can be buried and become what?

water
nutrients
air
fossil fuels

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

If the plant population decreased, the amount of carbon in the atmosphere would _________.

Stay the same

Increase

Decrease

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

When humans burn fossil fuels, most of the carbon quickly enters the                       as carbon dioxide.

Water
Atmosphere
Sun
Air

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Waste products

Photosynthesis

Cellular respiration

Formation of glucose

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What converts nitrogen gas into a usable form for plants and animals?

bacteria

rain

fungi

car exhaust

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is nitrogen "fixed" into a usable form for plants?

Through action of bacteria only

Through lightning only

Through action of bacteria and lightning

Through photosynthesis

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