Subject :NSO Class : Class 3
Subject :NSO Class : Class 3
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Subject :NSO Class : Class 3
Match the column I with column II and select the correct option.
--Column I | Column II |
(A) Noise pollution | 1. Bathing in rivers with soap |
(B) Air pollution | 2. Factory chimneys |
(C) Water pollution | 3. Burning wood |
4. Unnecessary blowing horns | |
5. Throwing untreated waste in water bodies |
A (A)-2,3; (B)-5; (C)-4,1
B (A)-1,5; (B)-2,3; (C)-4
C (A)-4; (B)-2,3; (C)-1,5
D (A)-4; (B)-1,5; (C)-2,3
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 8
Ans 1:
Class : Class 8
Coal Tar is a mixture of 200 substances and is also used in manufacturing of various materials like paints, perfumes and photographic materials. The correct answer should be (B).
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 6