Pollen grains are well preserved as fossil for many years due to some

1.	Pollen grains are well preserved as fossil for many years due to some characteristics1. Name the chemical substance present in pollen wall promote such preservation2. Give reasons.
Answer» 1. sporopollenin 2. It is the most resistant organic material and can withstand high temperatures, strong acids, and alkali. No enzymes can degrade sporopollenin.

Pollen grains are well preserved as fossil for many years due to some characteristics1. Name the chemical substance present in pollen wall promote such preservation2. Give reasons.

Answer»

1. sporopollenin

2. It is the most resistant organic material and can withstand high temperatures, strong acids, and alkali. No enzymes can degrade sporopollenin.