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Environmental Science

Environmental Science
Ozone hole was first discovered in

Antarctica
Africa
India
Europe

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Environmental Science
What is Carcinogen?

Drugs for curing infectious disease
Food colourants
Cancer causing agent
Drugs used for curing cancer

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Environmental Science
Which of the following enhances soil fertility?

Irrigation
Crop rotation
Using new seed varieties
Improved methods of agriculture

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Environmental Science
The hottest atmospheric layer is the:

Mesosphere
Thermosphere
Troposphere
Stratosphere

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Environmental Science
Which one of the following statements for pyramid of energy is incorrect, whereas the remaining three are correct?

It shows energy content of different trophic level organisms
It is upright in shape
Its base is broad
It is inverted in shape

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Environmental Science
The source of atmospheric oxygen is

Green Plants
Carbon Cycle
Nitrogen cycle
Water

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MORE MCQ ON Environmental Science

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