CKLA Unit 5 Study Guide 5th Grade

Which type of factor does 'nonliving things' belong to?

• abiotic factors

• biotic factors

• genetic factors

• environmental factors

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Which type of factor does 'living things' belong to?

• biotic factors

• abiotic factors

• chemical factors

• physical factors

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Which type of factor does 'salt' belong to?

• abiotic factors

• biotic factors

• genetic factors

• behavioral factors

In which zone will you find the most producers who perform photosynthesis?

• sunlight zone

• midnight zone

• hadal zone

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Which work activity is not done by a marine biologist?

• collecting information about the ocean

• studying marine animals

• making laws about the ocean

What adaptation do some deep predators, such as lantern fish, use to attract their prey?

• noises

• bubbles

• bioluminescence

Choose the word or phrase that best completes the sentence. Mangrove forests and estuaries are located near _____________.

• coastlines

• cold climates

• rocky areas

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How is a gyre formed in the ocean?

• by trash

• by currents

• by fish

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Marine debris, such as plastic objects, gets caught in gyres. Why is plastic harmful to the ocean? Select all that apply.

• Plastic blocks sunlight, making it hard for the producers to make food.

• Plastic floats near boats, making it hard to sail.

• Plastic contains toxins that, if eaten, can make organisms sick.

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How are kelp and coral different?

• Kelp is a type of algae and coral is an animal.

• Kelp is stationary, or still, and coral moves around.

• Kelp has roots and coral may have a hard skeleton.

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