NEET 1990 · Class 12

Sexual Reproduction in Flowering Plants

Female gametophyte of angiosperms is represented by

  1. (A)ovule
  2. (B)megaspore mother cell
  3. (C)embryo sac
  4. (D)nucellus

The NCERT line that answers it

Verbatim line

A cell of the archesporium, the megaspore mother cell divides meiotically and one of the megaspores forms the embryo sac (the female gametophyte).

Chapter
Sexual Reproduction in Flowering Plants
Section
intro ~~HUMAN REPRODUCTION~~ SEXUAL REPRODUCTION IN FLOWERING PLANTS
Page
22
Words matched
23 of 23

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

How this line gives the answer

0, emb=0.8552, combined=0.9131). Verified: high — The span explicitly states 'one of the megaspores forms the embryo sac (the female gametophyte)', which directly and conclusively identifies the embryo sac as the female gametophyte, matching the correct answer.

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Question text is reproduced from the published NEET 1990 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.