Paper 1 · People, Development and Environment
Match List-I (emission of gas) with List-II (impact on health): A. Ammonia, B. Sulphur dioxide, C. Arsenic, D. Lead; 1. Central nervous system and RBC development, 2. Severe respiratory problems, reduces exchange of gases from lung surface, 3. Damages RBCs and kidneys and causes jaundice, 4. Acidification of water bodies at a high level.
AA-2, B-4, C-1, D-3
BA-3, B-1, C-4, D-2
CA-4, B-2, C-3, D-1 ✓ Correct
DA-4, B-3, C-2, D-1
Correct answer: (C) A-4, B-2, C-3, D-1 — The correct match is A-4, B-2, C-3, D-1, so that is the answer.
Explanation
★The correct match is A-4, B-2, C-3, D-1, so that is the answer.
★Ammonia at high levels acidifies water bodies, so A goes with 4.
★Sulphur dioxide causes severe respiratory problems and cuts gas exchange, so B goes with 2.
★Arsenic damages red blood cells and kidneys and causes jaundice, so C goes with 3.
★Lead affects the central nervous system and red-cell development, so D goes with 1.
★So the correct match is A-4, B-2, C-3, D-1.
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