NEET Biology: Principles of Inheritance and Variation — MCQ Test 9

Q6. Which of the following statements about sex determination is correct?

Q7. Which of the following statements regarding the Law of Segregation is correct?

Q8. Which of the following is an incorrect statement about Turner’s syndrome?

Q9. Which of the following is an incorrect statement about co-dominance?

Q10. Which type of inheritance pattern is observed in polygenic traits like human skin color?

NEET Biology — Principles of Inheritance and Variation

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Which of the following is an incorrect statement about the chromosomal theory of inheritance?

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Biology preparation, focusing specifically on the chapter Principles of Inheritance and Variation. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Following, Incorrect, Statement, Chromosomal, Inheritance, and Describes.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. Which of the following is an incorrect statement about the chromosomal theory of inheritance?

  • A. It was proposed by Sutton and Boveri.
  • B. It states that genes are located on chromosomes.
  • C. It suggests that alleles segregate independently during meiosis.
  • D. It was developed based on Mendel’s experiments on fruit flies.

Q2. Which term describes a genetic cross between an individual of unknown genotype and a homozygous recessive individual?

  • A. Back cross
  • B. Test cross
  • C. Dihybrid cross
  • D. Monohybrid cross

Q3. Which type of mutation leads to a change in the number of chromosomes?

  • A. Point mutation
  • B. Frameshift mutation
  • C. Aneuploidy
  • D. Silent mutation

Q4. Which of the following statements about pleiotropy is correct?

  • A. One gene influences multiple traits.
  • B. Multiple genes control a single phenotype.
  • C. Pleiotropy occurs only in plants.
  • D. It follows Mendel’s Law of Segregation.

Q5. Which scientist’s work on fruit flies led to the discovery of linkage and recombination?

  • A. Gregor Mendel
  • B. Thomas Hunt Morgan
  • C. Watson and Crick
  • D. Sutton and Boveri

+ 5 more questions in the actual test

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