NEET 2018, Biology Q17: The Flower
NEET2018Paper 2018Biology
Q.
Which of the following has proved helpful in preserving pollen as fossils?
- A
Pollenkitt
- B
Oil content
- C
Cellulosic intine
- D
Sporopollenin
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.
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