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Standard XII
Biology
Question

Which of the following is an ex situ method of conservation?
  1. Agroforestry
  2. Sanctuary
  3. Cryopreservation
  4. Biosphere reserve

A
Sanctuary
B
Cryopreservation
C
Biosphere reserve
D
Agroforestry
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Solution
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The method of preservation of components of biological diversity outside their natural habitats is called as ex situ conservation. Cryopreservation is the method of preservation where the species are preserved at very low temperature to preserve structurally intact living cells and tissues. The agroforestry, sanctuary, and biosphere reserve are the methods of in situ conservation.
Thus, the correct answer si option C.

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In the following in each set a conservation approach and an example of method of conservation are given

(a) In situ conservation - Biosphere Reserve
(b) Ex situ conservation - Sacred groves
(c) In situ conservation - Seed bank
(d) Ex situ conservation - Cryopreservation

Select the option with the correct match of approach and method:
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Which of the following is an ex situ method of conservation?
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Q3
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Match the following.
Column A Column B
1. Ex-situ conservation for animals a. Wildlife sanctuary
2. In-situ conservation b. Botanical garden
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4. In-situ conservation d. Zoological park

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