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(a) What are the two types of desirable ...

(a) What are the two types of desirable approaches to conserve biodiversity? Explain with examples bringing out the difference between the two types.
(b) What is the association between the bumble bee and its favourite orchid Ophrys ? How would extinction or change of one would affect the other?

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(a) The two types of desirable approaches are : Insitu conservation (ON site conservation) and Ex situ conservation (Off-site conservation).

(b) Commensalism : If the female bee's colour patterns change even slightly due to any reason during evolution, pollination success will be reduced unless the orchid flower co-evolves to maintain the resemblance of its petal to the female bee.
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