NEET PYQs for Sex Determination with Solutions: Practice NEET Previous Year Questions

Updated on - Jan 19, 2026

Sex Determination is an important topic in the Biology section in NEET exam. Practising this topic will increase your score overall and make your conceptual grip on NEET exam stronger.

This article gives you a full set of NEET PYQs for Sex Determination with explanations for effective preparation. Practice of NEET Biology PYQs including Sex Determination questions regularly will improve accuracy, speed, and confidence in the NEET 2026 exam.

NEET PYQs for Sex Determination with Solutions

1.
The contraceptive ‘SAHELI'
- blocks estrogen receptors in the uterus, preventing eggs from getting implanted.
- is an IUD.
- increases the concentration of estrogen and prevents ovulation in females.
- is a post-coital contraceptive.
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2.
Select the incorrect statement.
- Male fruit fly is heterogametic.
- In male grasshoppers, 50% of sperms have no sex-chromosome.
- In domesticated fowls, sex of progeny depends on the type of sperm rather than egg.
- Human males have one of their sex-chromosome much shorter than the other.
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3.
The permissible use of the technique amniocentesis is for
- detecting sex of the unborn foetus
- artificial insemination
- transfer of embryo into the uterus of a surrogate mother
- detecting any genetic abnormality.
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