Engineer & Medical

Environmental Issues question bank (Botany)

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Q1.

Which one of the following pairs of gases are the major cause of 'Green house effect'?

(A)
$\mathrm{CO}_2$ and $\mathrm{CO}$
(B)
$\mathrm{CFCs}$ and $\mathrm{SO}_2$
(C)
$\mathrm{CO}_2$ and $\mathrm{N}_2 \mathrm{O}$
(D)
$\mathrm{CO}_2$ and $\mathrm{O}_3$
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Q2.

Assertion : Mercury vapour emitting out from scrubber does not pollute environment. Reason : Scrubber cannot trap mercury vapour.

(A)
If both assertion and reason are true and reason is the correct explanation of assertion.
(B)
If both assertion and reason are true but reason is not the correct explanation of assertion.
(C)
If assertion is true but reason is false.
(D)
If both assertion and reason are false.
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