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UPSC CSE Prelims
2022
Q49 — Environment & Ecology

UPSC CSE Prelims 2022 Q49 — Environment & Ecology PYQ with Answer

2022Q49·Environment & Ecology·Ecosystems & Ecology Concepts

"Biorock technology" is talked about in which one of the following situations?

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Which of the following are nitrogen-fixing plants? 1. Alfalfa 2. Amaranth 3. ...

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The "Miyawaki method" is well known for the :...

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