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Friday, 9 October

NEET UG 2026 · Botany · Question 169

NEET 2026 Botany, question 169

Question 169 of the NEET 2026 paper (re-exam) is a Botany question from Principles of Inheritance and Variation. Its idea, ABO Blood Group Inheritance, was asked 3 times, in 2017, 2018 and 2026, across NEET 2017–2026. The NTA final answer key gives option 4.

Updated 2026-10-08

Q169 · Botany

For a person with blood group 'O', which of the following is not a possible combination of parents' blood group genotypes ?

  1. 1Father: IAiI^A i and Mother: IBiI^B i
  2. 2Father: IAiI^A i and Mother: IiI^i
  3. 3Father: IBiI^B i and Mother: IBiI^B i
  4. 4Father: IAIBI^A I^B and Mother: IAiI^A iOfficial answer

Official answer: option 4 · NTA final answer key

Same idea

ABO Blood Group Inheritance, in other papers

NEET asked this idea 3 times, in 2017, 2018 and 2026. The other 2 questions below.

  • 2018 Q180Which of the following characteristics represent 'Inheritance of blood groups' in humans ? a. Dominance b. Co-dominance c. Multiple allele…Other · Easy
  • 2017 Q134The genotypes of a Husband and Wife are IAIBI^AI^B and IAiI^Ai. Among the blood types of their children, how many different genotypes and…One-line MCQ · Medium

ABO Blood Group Inheritance: every question and how it was framed

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. Mendelian Inheritance alone had 20.

Chapter analysisStudy this chapterPractise this chapter

Principles of Inheritance and Variation: questions per paper

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