List the uses of biodiversity. from Biology Biodiversity and Cons

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 Multiple Choice QuestionsLong Answer Type

71. What are sacred groves ? What is their role in conservation ?
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 Multiple Choice QuestionsShort Answer Type

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72. List the uses of biodiversity.


Uses of biodiversity are:

1. As source of food and improved varieties.

2. As source of drugs and medicines.

3. Aesthetic and cultural benefits.

4. It provides services like purification of air, protection from floods and prevention of  soil erosion. 

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73. What are the uses of IUCN Red list categories.
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74. Describe the main functions of biosphere reserves.
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75. How is the “sixth episode of extinction” of species on earth, now currently in progress, different from the five earlier episodes ?
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76.

Many plant and animal species are on the verge of their extinction because of loss of forest land by indiscriminate use by the humans. As a biology student what method would you suggest along with its advantages that can protect such threatened species from getting extinct?

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77.

Name the type of biodiversity represented by the following:

(a) 50,000 different strains of rice in India.

(b) Estuaries and alpine meadows in India.

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78.

Explain why very small animals are rarely found in polar region.

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79. Write the importance of cryopreservation in conservation of biodiversity.
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80. Justify with the help of an example where a deliberate attempt by humans has led to the extinction of a particular species.
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