Multiple choice

Which of the following devices is/are developed by flowering plants to discourage self-pollination and to encourage cross-pollination?

  1. Pollen release and stigma receptivity not being synchronised

  2. Anther and stigma being placed in different positions

  3. Self-incompatibility

  4. Production of unisexual flowers

  5. All of the above
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

This is the correct option as all of the above are the devices developed by flowering plants to discourage self-pollination and to encourage cross-pollination.

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