Multiple choice

Dioecious condition (male & female flowers are present on different plants) prevents

  1. Autogamy

  2. Geitonogamy

  3. Both

  4. None

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Dioecious plants have male and female flowers on different individuals, which physically prevents both autogamy (self-pollination within a flower) and geitonogamy (pollination between flowers on the same plant).