NEET 2002 · Class 11

Animal Kingdom

In which of the following, notochord is present in embryonic stage?

  1. (A)All chordates
  2. (B)Some chordates
  3. (C)Vertebrates
  4. (D)Non chordates

The NCERT line that answers it

Verbatim line

The members of subphylum Vertebrata possess notochord during the embryonic period.

Chapter
Animal Kingdom
Section
4.2.11 Phylum – Chordata
Page
9
Words matched
11 of 11

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

How this line gives the answer

0, emb=0.9946, combined=0.9967). Verified: high — The span explicitly states 'The members of subphylum Vertebrata possess notochord during the embryonic period,' which directly matches the correct answer 'Vertebrates' and distinguishes it from other chordates where the notochord may persist into adulthood or be present only in larval stages.

We did this for 1,565 questions.

Every one traced to the exact sentence in NCERT that answers it, including 90% of the 2026 paper. Sit a mock on the real NEET 2027 computer interface and every mark you drop comes back with its line attached.

Take the free 5-minute checkMore from this chapter

Question text is reproduced from the published NEET 2002 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.