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Environment and Ecology


1. 

Depletion of ozone layer is caused by

Answer : A. Chloroflurocarbon

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2. 

Zooplankton is

Answer : B. Consumer

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3. 

Which one of the following is responsible for depletion of ozone?

Answer : D. Smoke emmision from the vehicles

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4. 

The environmental pollution is mainly due to

Answer : A. Human activities

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5. 

Environment consists of

Answer : C. Both Biotic components and Abiotic components

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6. 

_______ is called Farmer's friend

Answer : B. Earthworm

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