Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:
Lichens (1) are indicators of pollution (2) are also used in cosmetics (3) play important role in formation of soil (4) are algal and bacterial partnersA) 1,2 and 3 are correct
B) 1 and 2 are correct
C) 2 and 4 are correct
D) 1 and 3 are correct
Correct Answer: A
Solution :
Lichens are algal and fungal partners. They are indicator of pollution, used in cosmetics and play important role in soil formation.
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