SCIENCE
ENVIRONMENTAL SCIENCES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What was 1.5 billion hectares on the worldwide loss of arable land?
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Arable land
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Road-building, urban development, industry
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Erosion
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Salinization
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Deserification
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Explanation:
Detailed explanation-1: -At present some 12% (over 1.5 billion hectares) of the world’s land surface is used in crop production. This area represents over a third (36%) of the land estimated to be suitable for crop production to some degree. There remains some 2.7 billion hectares of land with potential for crop production.
Detailed explanation-2: -The land on which crops are grown is known as arable land. Only 8% of india is arable.
Detailed explanation-3: -The correct option is A Land under cultivation. Land under cultivation is called arable land.
Detailed explanation-4: -Every year soil erosion and other forms of land degradation rob the world of 5-7 million hectares of farming land.
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