NEET UG 2023 · Zoology · Question 185
NEET 2023 Zoology, question 185
Question 185 of the NEET 2023 paper (code G6) is a Zoology question from Principles of Inheritance and Variation. Its idea, Pedigree Symbols, was asked only this once in NEET 2017–2026. The NTA final answer key gives option 3.
Updated 2026-10-08
Q185 · Zoology
Which one of the following symbols represents mating between relatives in human pedigree analysis?
The figure, described in words
Options are pedigree symbols: (1) filled square/circle/diamond, (2) single-line mating, (3) double-line mating, (4) parents with affected male offspring.
- 1[symbols: filled square, filled circle, filled diamond]
- 2[symbol: square joined to circle by a single horizontal line]
- 3[symbol: square joined to circle by a double horizontal line]Official answer
- 4[symbol: square and circle joined by a line with a vertical line descending to a filled square]
Official answer: option 3 · NTA final answer key
Same idea
The only question on Pedigree Symbols
No other NEET paper from 2017–2026 tested this exact idea.
The chapter
Principles of Inheritance and Variation in ten years of NEET
43 questions from 2017–2026, asked in 10 of 10 papers, about 4.1 a paper. Sex Determination and Genetic Disorders alone had 15.