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Chapter 21 Review

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Other Sciences

7th Grade

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Chapter 21 Review
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65 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A part of an environment that keeps a populations size at a level below its full potential. Can be biotic or abiotic

limiting factor
carrying capacity
competition
cooperation

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Populations will increase for which of the following reasons.

immigration
increase of deaths
emigration

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Populations will decrease if which of the following occur?

immigration
increase in births
emigration

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of cooperation among organisms of the same species?

2 male rams compete for a mate.
Hawks and Eagles compete for food.
A pack of wolves hunt together.
Monkeys drop leaves for deer to eat.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The maximum number of individuals of one species that the environment can support

limiting factor
carrying capacity
competition
cooperation

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

This is an example of?

symbiosis
predator & prey
mutualism
parasitism

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What kind of relationship is this?

predator/prey
commensalism
mutualism
parasitism

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