Class 12 · Sexual Reproduction in Flowering Plants

Tapetum & Pollen Wall Development — NEET Biology

📚 Practice Concept
📖 NCERT Source

Explain the role of tapetum in the formation of pollen-grain wall.

NCERT Biology · Class 12 · Chapter 1 · Paragraph 106
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Assertion (A): The tapetum plays a crucial role in pollen grain development. Reason (R): The tapetum nourishes the developing pollen grains with essential nutrients.

📖 Solution & NCERT Explanation
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Correct answer: A If both assertion and reason are true and the reason is the correct explanation of the assertion.

NCERT states “The innermost wall layer is the tapetum. It nourishes the developing pollen grains.” Both statements are true from NCERT. The Reason explains HOW the tapetum plays its crucial role - through providing nourishment, which is a mechanistic explanation of its importance in pollen development.

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What does NCERT say about Explain role tapetum formation?
Explain the role of tapetum in the formation of pollen-grain wall.
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Which chapter is this from?
Sexual Reproduction in Flowering Plants, Class 12 NCERT Biology.

Through deep analysis of NEET and NTA, 176 of the 180 ReNEET 2026 (June 21) questions were already in the MedicNEET question bank before the exam.

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