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A location with luxuriant growth of lichens on the trees indicates that the :

A location with luxuriant growth of lichens on the trees indicates that the :

Options

(a) Trees are very healthy
(b) Trees are heavily infested
(c) Location is highly polluted
(d) Location is not polluted

Correct Answer:

Location is not polluted

Explanation:

Lichens are very good pollution indicators,they do not grow in polluted areas. They are sensitive to sulphur dioxide pollution

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