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MBD-POLLUTION OF AIR AND WATER-EXAMPLE
- Which chemicals are used in refrigrators, air conditioners, perfumes e...
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- What is ill effect of chloro-flioro carbons?
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- Why is ozone layer important ?
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- What is the source of suspended solid particles in air?
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- What is the effect of suspended particles in air?
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- Which industries are responsible for acid rain around Taj in Agra?
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- Which are acid -gases?
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- Name two clean fuels.
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- Which gas was absent in the atmosphere of primitive earth ?
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- Which of the following is green house gas?
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- Which protocol has been signed to minimize green house effects?
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- Name few natural fibres.
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- When is Van Mahotsav celebrated in India?
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- How should dry leaves be disposed?
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- Which characteristics of water can get changed?
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- Name any two water pollutants.
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- Give two examples of air pollutants.
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- What are the three major types of pollution?
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- What is sewage?
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- Why is the sewage water called polluted water?
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