Answer / Sonali Ratna

POPS refers to Persistent Organic Pollutants. These are chemicals that persist in the environment, bioaccumulate (build up in organisms over time), and have harmful effects on both humans and wildlife.

Explain the major terrestrial biomes?

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Why is leguminous crop rotation used in agriculture?

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What are the advantages of leguminous crop rotation in agriculture?

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What are the environmental harms caused by mercury pollution? What are the main sources of mercury pollution?

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Explain how can the abundance and diversity of living beings in the tropical forests be explained?

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What are the analyses provided by the study of human age pyramids?

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Explain different types of wastes?

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Explain how are ecological interactions classified?

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What is the group of aquatic beings composed of large number of photosynthetic beings?

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Define eutrophication?

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What is predatism?

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Explain the typical conformation of the age pyramids of underdeveloped countries?

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