Question

__________ is an organism used to gauge the quality of an ecosystem.
a) Decomposers b) Predator c) Bio-remediator d) Bioindicator

Answer 1

Option D - A bioindicator is an organism used to gauge the quality of an ecosystem.

What are bioindicators?

• Bioindicators include certain plants, animals, and microorganisms that are used to evaluate the health of the natural ecosystem.
• These organisms help to assess if there are any biological changes happening in the environment.
• Some organisms such as bacteria are sensitive to pollution and change their morphologyphysiology if there are any changes.

Thus, option D is correct.

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Answer 2

Answer:

Option D

Explanation:

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