Cnidaria Quiz

Which of the following is NOT a cnidarian?

• Jellyfish

• Anemone

• Sponge

• Coral

What is not a characteristic of cnidarians?

• Radial symmetry

• Circulatory system

• Stinging cells

• Single body cavity

True or False: Most cnidarians exist in both polyp or medusa form at some point in their life cycle.

• True

• False

A polyp is a sessile organism. Define the term sessile and give an example of another organism that is sessile.

What characteristic makes a coral unique from any other cnidarian?

• Algae

• Skeleton

• Stinging cells

• Polyp form

Why are coral reef ecosystems important to earth's ecology?

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Briefly (2-3 sentences) describe the process of coral bleaching.

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NGSS.HS-ESS3-5

NGSS.HS-LS2-6

True or false: A bleached coral reef cannot be saved.

• True

• False

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NGSS.HS-ESS3-4

NGSS.HS-LS2-6

NGSS.HS-LS2-7

Name two of the stressors that can cause a coral to bleach.

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NGSS.HS-LS4-5

What is one thing that people can do (or are doing) to help save coral reefs?

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NGSS.HS-ESS3-4

NGSS.HS-LS2-7