NEET UG · Biology · Principles of Inheritance and Variation
Down, Klinefelter and Turner Syndromes
NEET asked Down, Klinefelter and Turner Syndromes 4 times, in 2019, 2023 and 2026: 4 of the 1,875 questions in the 10 papers from 2017–2026. It belongs to Sex Determination and Genetic Disorders, in Principles of Inheritance and Variation (Biology). The longest wait between two papers asking it was 4 years.
Updated 2026-10-08
- Times asked
- 4
- in 2017–2026
- Papers
- 3
- of 10
- First asked
- 2019
- last in 2026
- Chance next paper
- 11%
- calibrated historical rate
Questions on this idea, by paper
2017–2026. 2019, 2023 and 2026.
How NEET framed it
One-line MCQ is the usual form. Skill tested: recall.
- Count correct statements on a genetic disorder
- Identify disorder from a feature
Chance asked next paper 11%
Every question
All 4 questions
From the official NEET UG papers, newest first. Open one for the full question, the options and the official answer.
- 2026 Q138Given below are two statements: Statement I: Down's syndrome is caused by the absence of one of the X-chromosomes. Statement II: Turner's…Two statements · Easy
- 2023 Q143Which of the following statements are correct about Klinefelter's Syndrome? A. This disorder was first described by Langdon Down (1866).…Other · Medium
- 2023 Q180Broad palm with single palm crease is visible in a person suffering from-One-line MCQ · Easy
- 2019 Q176What is the genetic disorder in which an individual has an overall masculine development, gynaecomastia, and is sterile ?One-line MCQ · Easy
Same topic
Other ideas in Sex Determination and Genetic Disorders
Sex Determination and Genetic Disorders has 9 ideas NEET has asked; 4 of them came up in more than one question.
- Mendelian Disorders and Their Loci2× · 2024
- X-linked Recessive Inheritance2× · 2022
- XO, XY and ZW Sex Determination2× · 2022
- Pedigree Carrier Probabilityonce · 2025
- Pedigree Symbolsonce · 2023
- Autosomal Dominant Disordersonce · 2022
- Aneuploidy and Non-disjunctiononce · 2017
- Thalassaemia versus Sickle-cell Anaemiaonce · 2017