Q. What is pollen grain?
A) Microspore mother cell
B) Male gamete
C) Male gametophyte
D) Partially developed embryo
Explanation
Pollen grain is the haploid ($n$) small, male gametophyte covered by two membrane outer ‘exine’ and inner ‘intine’.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.