Plant-Kingdom Question 722
Question: Pollination of pollen grains in Pinus takes place at:
Options:
A) One-celled stage
B) Two-celled stage
C) Three-cell stage
D) Four-celled stage
Show Answer
Answer:
Correct Answer: D
Solution:
d Pollination in Pinus takes place when a pollen tube grows through the micropyle and reaches the ovule, i.e.
four-celled stage