Multiple choice

Which of the following prevent(s) self pollination?

  1. Herkogamy

  2. Dichogamy

  3. Self sterility

  4. All the above

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

Herkogamy (physical barriers), dichogamy (different maturation times), and self-sterility (genetic incompatibility) are all mechanisms plants use to prevent self-pollination.