Practice Test Sets (Total Questions: 100)

Test - 1 Test - 2

Topic Practice: Principles of Inheritance and Variation (Test - 1)

50 Questions 0 Attempted 50 Unattempted
Start Practice

About Principles of Inheritance and Variation MCQ

Conquer Principles of Inheritance and Variation for NEET UG with genetic cross problems, pedigree analysis MCQs, Mendelian laws, and high-yield NEET biology…

This Principles of Inheritance and Variation MCQ practice set is designed for students preparing for school exams and competitive exams. It contains 100 multiple choice questions divided into 2 test sets of up to 50 questions each. Every question has four options, and after answering you can see the correct option, a detailed explanation and how other users answered.

principles of inheritance and variation NEET mendelian genetics linkage crossing over chromosomal theory disorders NEET questions genetics notes

Sample Principles of Inheritance and Variation Questions

  1. How many different types of gametes and genotypes will be produced by a parent plant with genotype AaBbCcDd, assuming all genes assort independently?
    • A. 8 gametes, 27 genotypes
    • B. 16 gametes, 81 genotypes
    • C. 16 gametes, 27 genotypes
    • D. 8 gametes, 16 genotypes
  2. A test cross of a dihybrid plant (AaBb × aabb) produced 1000 progeny with the following results: AaBb = 420, aabb = 420, Aabb = 80, aaBb = 80. What is the distance between gene A and gene B in centimorgans (cM)?
    • A. 8 cM
    • B. 16 cM
    • C. 32 cM
    • D. 84 cM
  3. If map distances between four linked genes are: A-B = 9 cM, B-C = 20 cM, C-D = 4 cM, and A-C = 11 cM, what is the correct linear order of these genes on the chromosome?
    • A. A - B - C - D
    • B. B - A - C - D
    • C. C - A - B - D
    • D. A - C - B - D
  4. What is the probability of obtaining an offspring with genotype aaBbcc from a cross between parents with genotypes AaBbCc and AabbCc?
    • A. 1/8
    • B. 1/16
    • C. 1/32
    • D. 1/64
  5. In a mendelian cross between pea plants heterozygous for tallness and round seeds (TtRr × TtRr), what fraction of the total progeny will be tall plants with wrinkled seeds?
    • A. 9/16
    • B. 3/16
    • C. 1/16
    • D. 3/8
Attempt all 50 questions

Frequently Asked Questions

How many questions are there in Principles of Inheritance and Variation MCQ?

This page has 50 questions in Test - 1 out of 100 total questions on Principles of Inheritance and Variation.

Are answers and explanations provided for Principles of Inheritance and Variation MCQs?

Yes. After you select an option, the correct answer is shown along with an explanation and the percentage of users who chose each option.

How can I practice Principles of Inheritance and Variation MCQs online?

Click the Start button on this page, answer the questions one by one, and review your score. You can resume anytime and track progress from your dashboard.