Q. Micropyle helps in
A) Germination of pollen grain
B) Growth of pollen tube
C) Coming out of pollen tube from pollen grain
D) Allowing entry of pollen tube
Explanation
Micropyle is the narrow or passage left by the integuments at one end of the ovule. It allows the entry of pollen tube into the ovule. This phenomenon is known as porogamy, e.g., lily.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.