A typical angiosperm embryo sac at maturity is:

(A)8-nucleate and 7-celled
(B)7-nucleate and 8-celled
(C)7-nucleate and 7-celled
(D)8-nucleate and 8-celled

The NCERT line that answers it

Verbatim line

The mature embryo sac is 7-celled and 8-nucleate.

Chapter: Sexual Reproduction in Flowering Plants
Section: intro ~~HUMAN REPRODUCTION~~ SEXUAL REPRODUCTION IN FLOWERING PLANTS
Page: 22
Words matched: 8 of 8

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

7143, emb=0.7368, combined=0.7278). Verified: high — The span explicitly states 'The mature embryo sac is 7-celled and 8-nucleate', which directly matches option A and distinguishes it from all other options.

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Question text is reproduced from the published NEET 2021 paper for study and commentary. NCERT text is quoted, not redistributed; textbooks remain at ncert.nic.in. Our mapping method, including its measured error rates, is published at /methodology.