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MPSC State Service 2019 · GS · Question 78 of 97

Given below are two statements, one labelled as Assertion (A) and the other labelled as Reason (R). Select your answer from the following options. Assertion (A): Deforestation results in an increase of the concentration of carbon dioxide in the atmosphere. Reason (B): Forests utilize carbon dioxide during the process of photosynthesis for the manufacturing of food.

Environment

  1. ABoth (A) and (R) are true and (R) is the correct explanation of (A).Correct
  2. BBoth (A) and (R) are true but (R) is not the correct explanation of (A).
  3. C(A) is true but (R) is false.
  4. D(A) is true but (R) is true

Answer: A. Both (A) and (R) are true and (R) is the correct explanation of (A).

Explanation

Deforestation raises CO₂ and forests absorb it in photosynthesis — R explains A.

Source: MPSC Rajyaseva Prelims 2019 – GS Paper I (Set A), official paper

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