Define biodiversity. from Biology Biodiversity and Conservation

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Biodiversity and Conservation

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21. Define biodiversity.

The term biodiversity encompasses variety of biological life at more than one scale. It is not only the variety of species (both plant and animal) but also the variety of genes within those species and the variety of ecosystems in which the species reside.

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22. Is biodiversity the same from place to place ?

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23.

Mention the number of extinctions that took place during the long period (> 3 billion years) since the origin and diversification of life on earth?

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24. The World Summit on Sustainable Development was held in which country and which year?

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25. What is the term ‘Frugivorous’ mean? ?

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26. What is the total number of species discovered and described present on earth ? What is the predicted number.

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27. Name the three important components of biodiversity.

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28. Name the two most biodiversity rich zones in India.

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29. Name any three extinct species mentioned in the IUCN red list.

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30. Who used the rivet popper hypothesis?

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