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Question

Heterostyly as a contrivance for cross pollination is found in

A
Primula vulgaris
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B
Pennisetum
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C
Impatiens
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D
Oenothera
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Solution

The correct option is A Primula vulgaris
Heterostyly is a unique form of polymorphism where the presence of 2-3 types of flowers with different heights of styles and stamens. Anther and stigma are placed at a different location to prevent autogamy e.g. Primerose (Primula vulgaris), jasmine, Lythrum, etc.

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