Class 11 Biology Biological Classification Viruses, Viroids, Prions and Lichens

Easy

Lichens indicate ........ in the habitat.

A
Zinc in soil
B
Copper in soil
C
Carbon monoxide in air
D
Air pollution

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Class 11 Questions

Class 11

Biology Questions

Chapter

Biological Classification

Subtopic

Viruses, Viroids, Prions and Lichens

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