#172 Chapter 10 Interactions of Life Study Guide

1. Matter can

• be destroyed.

• be created.

• change form.

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A food chain shows the transfer of

• location.

• energy.

• habitat.

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3. Which item is a biotic factor?

• water

• sunlight

• a tree

4. Which type of organism eats producers and consumers?

• omnivore

• carnivore

• herbivore

5. Population density is the size of a population compared to the

• number of animals born in a year.

• energy in an ecosystem.

• amount of space available.

6. An ecosystem consists of

• living things and nonliving things

• living things.

• nonliving things.

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7. An organism feeding on another organism describes

• symbiosis.

• predation.

• competition.

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8. An organism that cannot make its own food is a __________.

• consumer

• habitat

• niche

• producer

9. The way a species interacts with abiotic and biotic factors to obtain needed items is its __________.

• consumer

• habitat

• niche

• producer

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10. A __________ is an organism that can make its own food.

• consumer

• habitat

• niche

• producer

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