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Biology Genetics And Evolution Mock Test 3 for NEET Preparation

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Biology Genetics And Evolution NEET Mock Test 3 With Answers and Detailed Explanations

Mock Test: 20 Questions – 20 Minutes
Prepare yourself for NEET with 20 challenging questions from Biology - Genetics and Evolution. You have exactly 20 minutes to complete this test. Each correct answer carries 4 marks and each wrong answer carries -1 mark (NEET marking scheme). Ready to begin?

Time Left: 20:00

Q1. In a dihybrid cross between two heterozygous pea plants (RrYy × RrYy), what will be the phenotypic ratio of the progeny?

Q2. The phenomenon where one gene hides the effect of another non-allelic gene is called:

Q3. During translation, the codon and anticodon interaction helps in:

Q4. Which law of inheritance is universally applicable for all sexually reproducing organisms?

Q5. Which one is an example of incomplete dominance?

Q6. In sickle cell anemia, the glutamic acid is replaced by which amino acid at the sixth position of the beta globin chain of hemoglobin?

Q7. Down's syndrome is a genetic disorder caused due to:

Q8. The sex of a child in humans is determined by:

Q9. What is a test cross?

Q10. The blood group AB in humans shows which type of inheritance?

Q11. In Morgan’s experiment with Drosophila, the gene for white eye was found to be:

Q12. Which process increases the variation in the genotype of offspring?

Q13. If a woman with blood group 'A' marries a man with 'B', what blood groups can their children possibly have?

Q14. A human male with a genotype XXY suffers from which syndrome?

Q15. The main source of variations in asexually reproducing organisms is:

Q16. The structure with two identical alleles is called:

Q17. Which of the following is an example of polygenic inheritance?

Q18. The process of transfer of genetic information from DNA to mRNA is called:

Q19. Which is the genetic material in most organisms?

Q20. The evolutionary history of an organism is known as:

Congratulations! You answered all questions correctly!

What is the Biology – Genetics and Evolution Mock Test for NEET?

The Biology Genetics and Evolution Mock Test is a targeted practice resource for NEET 2026 aspirants. It includes 20 questions carefully chosen from core NCERT topics, especially Genetics, Heredity, and Evolution concepts. This mock test is designed to emulate the NEET exam format, offering realistic exam-like challenges specifically on inheritance, gene expression, chromosomal disorders, and evolutionary theory.


Mastering Genetics and Evolution is crucial for NEET since multiple questions arise from these areas each year. This mock test provides you with a focused, quick, and comprehensive revision to ensure clarity of concepts, familiarity with MCQ patterns, and confidence under time constraints.


How Biology – Genetics and Evolution Mock Tests Help NEET Aspirants

Biology mock tests on Genetics and Evolution strengthen your foundational understanding of inheritance, Mendelian experiments, genetic disorders, and evolutionary principles. Attempting these tests regularly builds concept clarity and highlights weak areas needing revision. It also makes you comfortable with NEET-style MCQs and helps reduce mistakes.


Time-bound tests like these enhance your question-solving speed and real-exam temperament. You learn to manage time efficiently, simulate exam pressure, and identify patterns in question framing and options. These mock tests complement your NEET course page preparation by giving instant feedback for self-analysis and progress tracking.


Biology – Genetics and Evolution Topic-wise Mock Test Coverage

SubjectTopics CoveredNo. of Questions
Biology Mendelian Genetics (Monohybrid & Dihybrid Cross) 6
Biology Chromosomal Disorders & Genetic Diseases 4
Biology Cytoplasmic Inheritance & Sex Determination 3
Biology Evolutionary Biology & Principles 5
Biology Molecular Basis of Inheritance 2

How to Take the Biology – Genetics and Evolution NEET Mock Test

Getting started is simple. Open this mock test page on your device. Click the "Start the Mock Test" button to begin your session. You will see all 20 Biology questions at once, with a 20-minute countdown timer at the top.


Carefully attempt all the questions, selecting the correct options. Submit manually anytime, or let the test auto-submit when the timer reaches zero. Receive instant scoring and detailed answer highlights as soon as you finish.


Why Choose Vedantu's Biology – Genetics and Evolution NEET Mock Test?

Vedantu’s mock tests are entirely based on the latest NEET exam pattern and closely follow the NCERT curriculum. They offer timed practice with real NEET marking (+4 / –1 scheme), comprehensive answer review, and instant result display.


Our Biology – Genetics and Evolution tests help you analyze performance objectively. Highlighted correct answers guide your self-study, while coverage of all major Genetics and Evolution NEET topics ensures you’re well-prepared for the upcoming exam.


NEET Mock Test – Subject-wise
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1NEET Notification
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3NEET Syllabus
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7NEET Exam Centers
8NEET Exam Date
9NEET Answer Key
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FAQs on Biology Genetics And Evolution Mock Test 3 for NEET Preparation

1. What are the main points to cover in a biology genetics and evolution speech?

A great speech on biology genetics and evolution should briefly introduce key concepts, their importance, and major scientists. Cover the following main points:

  • Definition of Genetics and Evolution
  • Role of heredity and variation
  • Work of Mendel and Darwin
  • Examples of natural selection
  • Importance for NEET and real-life understanding

2. How to write a 250-word essay on genetics and evolution for NEET?

To write a 250-word essay on genetics and evolution for NEET, start with a strong introduction, explain the core concepts, and conclude with their importance. Follow this structure:

  1. Intro: Define genetics and evolution
  2. Explain heredity and DNA basics
  3. Discuss mutation and variation
  4. Describe Darwin's theory of evolution
  5. Use simple language and examples
  6. End with real-world impacts or NEET relevance

3. Why is genetics important for understanding evolution?

Genetics is the foundation for understanding how evolution occurs, as it explains the transmission of traits and sources of variation. Key reasons include:

  • Genes carry hereditary information
  • Mutations create genetic diversity
  • Natural selection acts on genetic variation
  • Explains adaptation and species evolution

4. What are some famous quotes about evolution or genetics?

Famous quotes make essays and speeches memorable. Popular quotes include:

  • “Nothing in biology makes sense except in the light of evolution.” – Theodosius Dobzhansky
  • “It is not the strongest of the species that survive, but the most adaptable.” – Charles Darwin
  • “Genes are like the story, and DNA is the language.” – Sam Kean

5. Can I download a sample essay on genetics and evolution in English?

Yes, most NEET preparation websites and study portals offer downloadable sample essays and model answers on topics like genetics and evolution. These help in last-minute revision and practice for exams.

6. How do I prepare for genetics and evolution mock test questions?

Prepare for genetics and evolution mock tests by reviewing key concepts and practicing application-based questions. Recommended steps:

  • Revise NCERT chapters and class notes
  • Solve previous year NEET questions
  • Attempt online mock tests
  • Make quick notes on important theories and scientists

7. What is the importance of genetics in evolution?

Genetics explains evolution by showing how traits are inherited and how variations arise. Its importance includes:

  • Understanding heredity in populations
  • Explaining genetic mutation and adaptation
  • Linking natural selection to real genetic changes

8. What are the key differences between genetics and evolution?

Genetics and evolution are related but distinct:

  • Genetics studies heredity and genes
  • Evolution deals with changes in species over generations
  • Genetics provides the mechanism, evolution explains the outcomes

9. How are Mendel’s experiments important for NEET genetics chapter?

Mendel’s experiments form the basis of the genetics chapter in NEET. They are important because:

  • Explain Law of Segregation and Law of Independent Assortment
  • Show how traits are inherited in organisms
  • Provide examples for NEET objective questions

10. What are some tips to write a short speech on biology genetics for class 10?

To write a short speech on biology genetics for class 10, keep it concise and easy to remember:

  • Start with a simple definition of genetics
  • Mention importance in real life and exams
  • Include an example or fact about DNA or heredity
  • End with a takeaway message or NEET link