Pollen grains are well preserved as fossils b | vedclass

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(B) Step $1$: The exine of pollen grains is composed of a highly resistant organic material called $Sporopollenin$.Step $2$: $Sporopollenin$ is one of

Vedclass · Accepted Answer

Sporopollenin

Vedclass · Answer

(B) Step $1$: The exine of pollen grains is composed of a highly resistant organic material called $Sporopollenin$.Step $2$: $Sporopollenin$ is one of the most resistant organic materials known. It can withstand high temperatures, strong acids, and alkali.Step $3$: No enzyme is known that degrades $Sporopollenin$. Due to this, pollen grains are well preserved as fossils.

Pollen grains are well preserved as fossils because of the presence of . . . . . . .

Similar Questions

Describe the external structure of a pollen grain.

Microsporogenesis is:

Which of the following layers of the microsporangium provides nutrition to the developing pollen grains?

Pollen tablets are available in the market for . . . . . . .

In angiosperms,the wall surrounding all four microspores of a microspore tetrad is made up of which substance?

Vedclass Test Series

Exam Paper Generator

Online Exam Module