Subject :NSO Class : Class 4
Subject :NSO Class : Class 3
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Subject :NSO Class : Class 5
Ans 9:
Class : Class 5
The answer is D. Traditionally, irrigation is done after sowing but doing it before can help make the soil damp and soft. Here it says that 'Irrigation can NEVER be done before sowing' which is wrong. So, correct answer is D.
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 2
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 6