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Q.

In some member of which of the following pairs of families, pollen grains retain their viability for months after release ?

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a

Poaceae; leguminosae

b

Poaceae; solanaceae

c

Rosaceae; leguminosae

d

Poaceae; rosaceae

answer is A.

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Detailed Solution

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In dicot families like solanaceae, rosaceae and leguminosae the viability of pollen grains remain months together after their release.

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