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Why do biologists use indicator species?

O A. to compare freshwater and ocean ecosystems
O B. to monitor water quality and biodiversity
C. to count the number of organisms present
D. to analyze the dominant species

User BFreeman
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2 Answers

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Answer:b

Explanation: they are used to watch changes in da enviroment

User Eliott Robson
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The answer is b: to monitor water quality and biodiversity
User Naval Kishore
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