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What are the reactions involved for ozon...

What are the reactions involved for ozone layer depletion in the stratosphere?

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Ozone depletion over Antarctica.
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The reaction that is NOT involved in the ozone layer depletion mechanism in the stratosphere is

Ozone makes the stratosphere

The culprit for the ozone layer depletion is

How is ozone formed in the stratosphere?

Ozone in stratosphere extends

What is utility of ozone layer ?

Ozone depletion in stratosphere shall result in:

Assertion : An equilibrium is established is istablished between generation and destruction of ozone, leading to a steady state concentration of ozone layer in the stratosphere at an altitude of 20-30 km above sea level. Reason : The thickness of the ozone layer is generally larger above the equator and smaller above the poles.

Ozone depletion in the stratosphere is primarily due to

Ozone depletion in the stratosphere is primarily due to

ICSE-ENVIRONMENTAL CHEMISTRY -NCERT TEXT-BOOK EXERCISE
  1. Define environmental chemistry.

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  2. Explain tropsopheric pollution in 100 words .

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  3. Carbon monoxide gas is more dangerous than carbon dioxide gas. Why?

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  4. List gases which are responsible for greenhouse effect.

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  5. Statues and monuments in India are affected by acid rain. How?

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  6. What is smog? How is classical smog different from photochemical smogs...

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  7. Write down the reactions involved during the formation of photochemica...

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  8. What are the harmful effects of photochemical smog and how can they be...

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  9. What are the reactions involved for ozone layer depletion in the strat...

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  10. What do you mean by ozone hole? What are its consequences?

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  11. What are the major causes of water pollution? Explain.

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  12. Have you ever observed any water pollution in your area? What measures...

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  13. What do you mean by Biochemical Oxygen Demand (BOD)?

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  14. Do you observe any soil pollution in your neighbourhood? What efforts ...

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  15. What are pesticides and herbicides? Explain giving examples.

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  16. What do you mean by green chemistry? How will it help decrease environ...

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  17. What would have happened if the greenhouse gases were totally missing ...

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  18. A large number of fish are suddenly found floating dead on a lake. The...

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  19. How can domestic waste be used as manure?

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  20. For your agricultural field or garden you have developed a compost pro...

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