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  9. Q34

MPSC State Service 2020 · CSAT · Question 34 of 77

The correct statements from the following are: a. Filtration is a physical action. b. The interchange of oxygen produced in soil and atmospheric carbon dioxide is temperature dependent. c. Sewage increases the fertility of soil. d. Decomposition of organic matter by bacteria could be aerobic or non-aerobic.

Reading Comprehension

  1. AOnly a and c
  2. BOnly a and d
  3. COnly b and d
  4. Da, c and dCorrect

Answer: D. a, c and d

Explanation

The export-import ratio graph shows company A above company B in the given years: the key's answer is (a).

Source: MPSC Rajyaseva Prelims 2020 – CSAT Paper II (Set C), official paper

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