NEET UG 2017 · Zoology · Question 175
NEET 2017 Zoology, question 175
Question 175 of the NEET 2017 paper (code A) is a Zoology question from Reproductive Health. Its idea, Copper IUD Mechanism, was asked only this once in NEET 2017–2026. The CBSE official answer key gives option 1.
Updated 2026-10-08
Q175 · Zoology
The function of copper ions in copper releasing IUD's is :
- 1They suppress sperm motility and fertilising capacity of sperms.Official answer
- 2They inhibit gametogenesis.
- 3They make uterus unsuitable for implantation.
- 4They inhibit ovulation.
Official answer: option 1 · CBSE official answer key
Same idea
The only question on Copper IUD Mechanism
No other NEET paper from 2017–2026 tested this exact idea.
The chapter
Reproductive Health in ten years of NEET
22 questions from 2017–2026, asked in 10 of 10 papers, about 2.1 a paper. Contraceptive Methods alone had 11.