With reference to agricultural soils, consider the following statements: 1. A high content of organic matter in soil drastically reduces its water holding capacity. 2. Soil does not play any role in the sulphur cycle. 3. Irrigation over a period of time can contribute to the salinization of some agricultural lands. Which of the statements given above is/are correct?
A1 and 2 only
B3 only
C1 and 3 only
D1, 2 and 3
Answer & Solution
Correct answer: D. 1, 2 and 3
UPSC CSE Prelims 2018 (GS-I, Set C), Q.82. Official answer key: D.
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