Final answer:
A bioindicator is an animal plant species that can be used to infer conditions in a particular habitat.
Step-by-step explanation:
An animal plant species that can be used to infer conditions in a particular habitat is called a bioindicator. Bioindicators are organisms that can give us information about the health of an ecosystem because they respond to changes in their environment. For example, certain species of fish are sensitive to pollution levels in water, so their presence or absence can indicate the water quality.
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