Biology · Class 9

Biodiversity: The Variety of Life on Earth

Biodiversity refers to the variety of all living things, from plants and animals to fungi and microorganisms. Diverse ecosystems are healthier and mor

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Why is India considered a biodiversity hotspot?

India has diverse climate zones from tropical rainforests to deserts to mountains. Different habitats support different species. Many species are found only in India. Scientists estimate India has 5-8 percent of global species diversity while occupying only 2.4 percent of Earths surface.

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Can humans restore lost biodiversity?

Humans can restore habitats through reforestation and wetland restoration, allowing species to recover. Breeding programs can increase populations of endangered species. However, some extinct species cannot be restored. Prevention through protection is easier and more effective than restoration.

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How does biodiversity help fight climate change?

Diverse forests, grasslands, and wetlands store carbon in plants and soil. Diverse ecosystems adapt better to temperature and rainfall changes. Mangroves and wetlands protect coasts from storms intensified by climate change. Protecting biodiversity is essential for addressing climate change.

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