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Biology - Ch. 3

Authored by Carolyn Hollback

Biology

9th - 10th Grade

Used 4+ times

Biology - Ch. 3
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49 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

This is caused by excess fertilizer entering water ecosystems

trophic level

autotroph

algal bloom

nitrogen fixation

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An organism that makes its own food

autotroph

heterotroph

photosynthesis

carnivore

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A cycle that shows the movement of matter between organisms and the biosphere

water cycle

nitrogen cycle

carbon cycle

biogeochemical cycle

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Process by which organisms use chemical energy to make carbs

denitrification

limiting nutrient

chemosythesis

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

process by which soil bacteria convert nitrates into nitrogen gas

nitrogen fixation

denitrification

autotroph

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a diagram that shows the amount of energy or matter at each trophic level in a food chain

carbon cycle

water cycle

ecological pyramid

food web

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

an organism that obtains its energy from other organisms (eating)

heterotroph

autotroph

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