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Assertion: Photochemical smog is produce...

Assertion: Photochemical smog is produced by nitrogen oxides. Reason:Vehicular pollution is a major source of nitrogen oxides. (1)Both Assertion and Reason are true and Reason is the correct explanation of Assertion. (2)Both Assertion and Reason are true but Reason is not the correct explanation of Assertion. (3)Assertion is true but Reason is false. (4)Both Assertion and Reason are false.

A

Both Assertion and Reason are true and Reason is the correct explanation of Assertion.

B

Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.

C

Assertion is true but Reason is false.

D

Both Assertion and Reason are false.

Text Solution

Verified by Experts

The correct Answer is:
B
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V PUBLICATION-ENVIRONMENTAL CHEMISTRY-QUESTION BANK
  1. The basic component of the smog is : PAN PBN NO2 All of these

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  2. In which part of atmosphere, ozone layer is present? (1)Stratosphere ...

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  3. Assertion: Photochemical smog is produced by nitrogen oxides. Reason:V...

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  4. Ozone is formed in the upper atmosphere from oxygen by the action of u...

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  5. UV radiations brings about

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  6. Gas released during Bhopal tragedy was

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  7. Antidote for carbon monoxide is

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  8. Green chemistry means such reactions which (1)Produce colour during r...

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  9. When rain is accompanied by a thunderstorm, the collected rain water w...

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  10. .Name two compounds that can cause depletion of the ozone layer in the...

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  11. The brown haze of photochemical smog is largely attributable to NO NO...

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  12. Which of the following is not a greenhouse gas?

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  13. Use of chlorofluoro carbons is not encouraged because (1)They are harm...

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  14. Match the Column I and Column II and pick the correct matching from th...

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  15. Ozone in stratosphere is depleted by

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  16. Which of the following statements is false? (1)Photochemical smog caus...

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  17. An important product in the ozone depletion by chlorofluoro carbons is...

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  18. Which one of the following statement is not true? Oxides of sulphur, ...

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  19. Excess of nitrate ions in drinking water causes.

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  20. The water pollutants mainly responsible for eutrophication are

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