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NCERT-ENVIRONMENTAL CHEMISTRY-EXERCISE
- Define environmental chemistry.
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- Explain tropospheric pollution in 100 words.
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- Carbon monoxide gas is more dangerous than carbon dioxide gas. Why?
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- List gases which are responsible for greenhouse effect.
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- Statues and monuments in India are affected by acid rain. How?
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- What is smog? How is classical smog different from photochemical smogs...
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- Write down the reactions involved during the formation of photochemica...
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- What are the harmful effects of photochemical smog and how can they be...
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- What are the reactions involved for ozone layer depletion in the strat...
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- What do you mean by ozone hole? What are its consequences?
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- What are the major causes of water pollution? Explain.
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- Have you ever observed any water pollution in your area? What measures...
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- What do you mean by Biochemical Oxygen Demand (BOD)?
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- Do you observe any soil pollution in your neighbourhood? What efforts ...
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- What are pesticides and herbicides? Explain giving examples.
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- What do you mean by green chemistry? How will it help decrease environ...
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- What would have happened if the greenhouse gases were totally missing ...
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- A large number of fish are suddenly found floating dead on a lake. The...
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- How can domestic waste be used as manure?
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- For your agricultural field or garden you have developed a compost pro...
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