Subject :NSO Class : Class 5
Subject :NSO Class : Class 7
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 7
Ans 1:
Class : Class 7
But it could be a washing factory in which soap water is thrown out. This will make soil basic.
Ans 2:
Class : Class 10
It is mentioned that the landowner has decided to use one of his fields which had 'factories' for several years. So it is considered that chemicals from these factories make the soil acidic...
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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 9
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Subject :NSO Class : Class 6