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NEET 2026
Exam
NEET
Year
2026
Subject
Biology
Chapter
Chapter

NEET 2026 · Biology · Chapter

The inner wall of the pollen grain is a thin and continuous layer...

The inner wall of the pollen grain is a thin and continuous layer made up of:

Options

  1. ASporopollenin and lignin
  2. BCellulose and pectin
  3. CChitin and hemicellulose
  4. DSuberin and cutin

Correct answer

B. Cellulose and pectin

Step-by-step solution

The pollen grain has a two-layered wall. The hard outer layer is called the exine, which is made up of sporopollenin. The inner wall of the pollen grain is called the intine.

The intine is a thin and continuous layer made up of cellulose and pectin.

Answer: Cellulose and pectin
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