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UPSC CSE Prelims
2017
Q59 — Environment

UPSC CSE Prelims 2017 Q59 — Environment PYQ with Answer

2017Q59·Environment·Pollution

Biological Oxygen Demand (BOD) is a standard criterion for

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Consider the following statements: 1. In India, the Himalayas are spread over f...

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With reference to the role of UN-Habitat in the United Nations programme working...

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