Question
Biology Question on sexual reproduction in flowering plants
Which of the following has proved helpful in preserving pollen as fossils ?
A
Sporopollenin
B
Pollenkitt
C
Oil Content
D
Cellulosic intine
Answer
Sporopollenin
Explanation
Solution
Sporopollenin cannot be degraded by enzyme; strong acids and alkali, therefore it is helpful in preserving pollen as fossil.
Pollenkitt − Help in insect pollination.
Cellulosic Intine − Inner sporoderm layer of pollen grain known as intine made up cellulose & pectin.
Oil content − No role is pollen preservation.