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Environmental Science

Environmental Science
Carbon dioxide is a naturally-occurring component of the atmosphere.

1

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Environmental Science
The resources that can be replaced by natural ecological cycle is called

natural
non-renewable
exhaustible
Renewable

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Environmental Science
In the northern hemisphere, the number of hours of daylight begin to shorten after the

Summer solstice
Winter solstice
Autumn equinox
Spring equinox

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Environmental Science
Many wild plant and animals are on the verge of extinction due to

Climatic changes
None of these
Habitat destruction
Non availability of food

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Environmental Science
All the statements are correct regarding ecological succession except

Species diversity increases as succession proceeds
The role of decomposers becomes more and more important
It is a random process
The food chain relationships becomes more complex

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Environmental Science
A pond, serves as a good example for a __________ water ecosystem.

fresh
brackish
sea
marine

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MORE MCQ ON Environmental Science

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