Question

Which best explains the importance of indicator species?

A. Indicator species provide information about the depth of a water system.

B. Indicator species are valuable food sources for humans.

C. Indicator species are the basis of the food chain for aquatic life.

D. Indicator species provide information about the health of a water system.

Answer 1

D. Indicator species provide information about the health of a water system.

Step-by-step explanation:

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