Questions from TNPSC Group 1 Exam: General Science : Q. With reference to the black soil,consider the following statements: 1. It is Generally Clayey,deep and impermeable. 2. They Swell and become sticky when wet and shrink when dried. 3. It retains the moisture for a very long time. Which of the following statement is/are correct? A. 1 Only C. 1 and 2 Only B. 3 Only D. 1,2 and 3 Answer: 1, 2 and 3 All the statements are true. >> Prev Question
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