Paper 1 · People, Development and Environment
Match List I (disease) with List II (cause): A. Black foot, B. Pulmonary oedema, C. Hay fever; I. Arsenic, II. Nitrogen oxides, III. Allergy.
AA-I, B-II, C-III
BA-II, B-I, C-III ✓ Correct
CA-III, B-II, C-I
DA-II, B-III, C-I
Correct answer: (B) A-II, B-I, C-III — The correct match is A-I, B-II, C-III, so that is the answer.
Explanation
★The correct match is A-I, B-II, C-III, so that is the answer.
★Black foot disease is caused by arsenic, so A goes with I.
★Pulmonary oedema can be caused by nitrogen oxides, so B goes with II.
★Hay fever is caused by an allergy, so C goes with III.
★So each disease matches its cause.
★So the correct match is A-I, B-II, C-III.
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