Multiple choice

Pollen grains are shed at

  1. 2 - celled stage in 60 % of angiosperms

  2. 3 - celled stage in rest of the angiosperms

  3. Both

  4. None
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Angiosperms shed pollen at either the 2-celled stage (about 60 percent of species) or the 3-celled stage (the remainder).

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