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Biology · PYQ NEET UG 2017

हिन्दी

A dioecious flowering plant prevents both:

  1. Autogamy and xenogamy
  2. Autogamy and geitonogamy
  3. Geitonogamy and xenogamy
  4. Cleistogamy and xenogamy

Correct answer · Option 2

Autogamy and geitonogamy

Explanation

In a dioecious plant (male and female flowers on different plants), both autogamy (self-pollination within the same flower) and geitonogamy (pollination between different flowers of the same plant) are prevented.
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