UPSC 2003 › Environment & Ecology › Pollution & Waste Management

2 questions · 2003 · answers as per the UPSC key

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UPSC 2003 · Q106 · Environment & Ecology › Pollution & Waste Management · Save

Assertion (A): Coal-based thermal power stations contribute to acid rain.

Reason (R): Oxides of carbon are emitted when the coal burns.

(a) Both A and R are individually true and R is the correct explanation of A
(b) Both A and R are individually true but R is NOT the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
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Answer: (b) Both A and R are individually true but R is NOT the correct explanation of A
UPSC 2003 · Q118 · Environment & Ecology › Pollution & Waste Management · Save

Which one of following is produced during the formation of photochemical smog?

(a) Hydrocarbons
(b) Nitrogen Oxides
(c) Ozone
(d) Methane
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Answer: (c) Ozone