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

Medium

Which of the following can be used as an industrial pollution indicator?

A
Lichens
B
White-winged moths
C
Dark-winged moths
D
Fossils

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Class 11 Questions

Class 11

Biology Questions

Chapter

Biological Classification

Subtopic

Viruses, Viroids, Prions and Lichens

Similar Questions

Lichens do not like to grow in cities.

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Give a brief account of viruses with respect to their structure and nature of genetic material. Also,name four common viral diseases.

Difficult

Give scientific reasons: Lichens are an example of symbiosis.

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Give scientific reasons: Lichens play an important role in biological succession and soil formation.

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They are pollution indicators and never grow in polluted areas.

Medium

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