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Environment In Relation To Human Welfare - Questions and Answers

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11. A solid fuel used for industrial, thermal and domestic heating purpose is
A. Uranium
B. Coal
C. Strontium
D. Caesium
Explanation:
12. In lower layers of stratosphere is
A. Atmosphere
B. Ozone layer
C. Troposphere
D. Earth’s surface
Explanation:
13. A green house gas is
A. CO
B. SO₂
C. CH₄
D. CO₂
Explanation:
14. The stratosphere extends from the earth surface upto
A. 15 Km
B. 30 Km
C. 60 Km
D. 75 Km
Explanation:
15. An odourless and highly toxic gas is
A. CO₂
B. SO₂
C. CO
D. No
Explanation:
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