Question

At the time of shedding the number of nuclei present in an angiosperm pollen grain is

• A. One
• B. One or two
• C. Two or three
• D. Only two

Answer 1

Answer: (C)

Two or three

At the time of shedding in angiosperm, pollen grain will have two or three nuclei. In two-celled stage, the pollens have vegetative and generative cell while in 3 celled stage the generative cell undergoes mitosis and forms two sperm nucleus.

So, the correct answer is option C.