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Unit 3 Review

Biology

9th Grade

Used 3+ times

Unit 3 Review
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is NOT a process of the water cycle?

precipitation
freezing
transpiration
evaporation

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The process of plants losing water through their leaves is called ____.

condensation
evaporation
transpiration
exhaling

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the most abundant gas in the atmosphere?

hydrogen
oxygen
helium
nitrogen

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where are denitrifying bacteria found?

In the soil
Root nodules
In dead things
In the atmosphere

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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?

The carbon cycle

The water cycle

The nitrogen cycle

The phosphorous cycle

6.

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

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

burning . . . photosynthesis

fixation . . . decomposition

decomposition . . . photosynthesis

respiration . . . decomposition

respiration . . . photosynthesis

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