Multiple choice

Which of the following provides natural device for self pollination?

  1. Incompatibility

  2. Protandry

  3. Protogyny

  4. Unisexuality

  5. Cleistogamy

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

Cleistogamy or automatic self-pollination describes the trait of certain plants to propagate by using non-opening, self-pollinating flowers.