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Assertion (A) : Ozone acts as a natural ...

Assertion (A) : Ozone acts as a natural sun block.
Reason (R ) : UV rays reaching the earth are deviated from earth.

A

A is correct R is incorrect.

B

A is incorrect R is correct.

C

R explains A.

D

Both A and R are incorrect

Text Solution

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The correct Answer is:
C
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FULL MARKS-ENVIRONMENTAL ISSUES -ADDITIONAL QUESTIONS (1 MARKS QUESTIONS)
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  7. Which is not reduced by deforestation?

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  8. Identify the potent cause for deforestation.

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  9. Total number of forestry extension centres in Tamil Nadu is ........

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  10. Who is called as the forest man of India?

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  11. Invasive species...

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  12. Pick the odd one out

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  13. Which is not true with respect to prosopis juliflora?

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  14. How many numbers of sacred grooves were documented in Tamil Nadu?

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  15. Match the following:

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  16. Heating biomass in a low oxygen environment represents …………………. .

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  17. Biochar is ............ (i) a kind of char coal used as a soil amendme...

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  18. Which is not a true statement regarding rain water harvesting?

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  19. EIA stands for............

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  20. .............. is the 100th Satellite launched to watch border surveil...

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