Which of the following is not a natural/traditional contraceptive method?

(A)Coitus interruptus
(B)Periodic abstinence
(C)Lactational amenorrhea
(D)Vaults

The NCERT line that answers it

Verbatim line

**Diaphragms, cervical caps and vaults** are also barriers made of rubber that are inserted into the female reproductive tract to cover the cervix during coitus.

Chapter: Reproductive Health
Section: 3.2 POPULATION STABILISATION AND BIRTH CONTROL
Page: 3
Words matched: 37 of 37

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

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states that vaults are barrier methods made of rubber, which conclusively distinguishes them from natural/traditional methods, making option D the correct answer.

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 check More from this chapter

Question text is reproduced from the published NEET 2024 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.