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CUET Biology Mock Test 3: Free Online Practice for 2025

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Key Benefits of Practising CUET Biology Mock Test 3 Online

Mock Test: 20 Questions - 20 Minutes
Prepare yourself for CUET with 20 challenging questions from Biology. You have exactly 20 minutes to complete the test. Ready to begin?

Time Left: 20:00

1. Which hormone is responsible for ovulation in humans?

2. The placenta in mammals is formed by the fusion of:

3. For a successful in vitro fertilization, ova are collected from the female at the stage of:

4. Sertoli cells are found in the:

5. Which layer in the human uterus is shed during menstruation?

6. Where does fertilization in humans normally occur?

7. Which phase of the menstrual cycle is characterized by increased progesterone production?

8. Which birth control method can prevent sexually transmitted diseases (STDs)?

9. In plants, double fertilization leads to the formation of:

10. Which structure in human sperm provides energy for motility?

11. Which of the following is not a sexually transmitted disease?

12. Test tube baby means a baby born through:

13. The tube that conveys sperm from epididymis to urethra is:

14. Pollen grains germinate on the:

15. GIFT (Gamete intrafallopian transfer) is recommended for:

16. Which event is unique to angiosperms?

17. Which hormone is commonly used in oral contraceptive pills?

18. Human sperm remain viable in female reproductive tract for about:

19. The process of fusion of male and female gametes is called:

20. Seminal plasma in humans is rich in:

Hurray! 🎉 You answered all the questions correctly! 🏆

What is Biology Mock Test?

Biology mock tests are structured practice exams designed to simulate the real CUET Biology paper. They include important chapters, MCQs, and patterns likely to appear in the main exam. Students can evaluate their preparation, identify weak areas, and get familiar with the actual CUET interface by attempting these practice sets.

Such mock tests mirror the difficulty, variety, and time pressure of CUET. Practicing them helps in gaining confidence and mastering the specifics of Reproduction, Genetics, Evolution, and other key biology topics. Attempting these regularly improves speed and accuracy for the real exam.

For CUET 2026 aspirants, Vedantu's Biology mock tests are designed by subject experts to ensure updated and relevant questions. They help candidates prepare effectively for the exam and score higher in the Biology domain.

How Mock Tests on Biology Help You

Giving regular Biology mock tests boosts your knowledge about complicated concepts and scientific processes. Every test analyzes your strengths and helps fix knowledge gaps, which is essential for mastering Biology for CUET.

Mock tests offer fast revision and repeated exposure to all key chapters, including Human Reproduction, which is crucial for competitive exams. They also prepare you to manage time well under the strict 20-minute format of the actual CUET Biology exam.

Smart test analytics on Vedantu show your performance and suggest targeted chapters for revision. Take another step towards success by learning your mistakes and adapting your study strategy through Biology mocks. For advanced preparation, check the CUET course page.

Biology Subject-wise Mock Test Coverage

SubjectChapters CoveredNo. of Questions
BiologyHuman Reproduction20
BiologyReproductive Health10
BiologySexual Reproduction in Flowering Plants15

Steps to Take the Biology Mock Test

Select Biology as your subject from the mock test section. Read the instructions and press the Start Mock Test button. All 20 MCQs will appear along with a 20-minute timer.

Mark your answers for each question. Keep track of time as the test will auto-submit at the end. You can submit manually if you finish early to see instant scores.

After submission, you will get your overall score, and correct/incorrect answers will be highlighted for focused revision. To practice again, simply click on Retry Test anytime.

Why Choose Vedantu’s Biology Subject Mock Test?

Vedantu’s Biology mock tests reflect the latest CUET pattern, with high-quality questions for all major chapters. Each mock offers a realistic test atmosphere, timed challenges, and instant scoring with detailed smart reports.

Expert faculties update the mocks, keeping them aligned with CUET’s syllabus and difficulty trends. Smart analytics help you spot weak topics and maximize scores, giving CUET 2026 aspirants a competitive edge.

Join thousands of toppers who trust Vedantu for quick, quality practice. Attempt more subject-wise CUET mock tests from the tables below to boost your chances in every section.

CUET Mock Test Subject-wise
1CUET GK & Current Affairs Mock Test
2CUET Numerical Ability Mock Test
3CUET Logical Reasoning Mock Test
4CUET English Mock Test
5CUET Hindi Mock Test
6CUET Science Mock Test
7CUET Maths Mock Test
8CUET Computer Science Mock Test
9CUET Physics Mock Test
10CUET Chemistry Mock Test
11CUET Biology Mock Test
12CUET Agriculture Mock Test
13CUET History Mock Test
14CUET Political Science Mock Test
15CUET Geography Mock Test
16CUET Environmental Studies Mock Test
17CUET Accountancy Mock Test
18CUET Business Studies Mock Test
19CUET Economics Mock Test
Essential Study Materials for CUET UG 2026
1CUET 2026 Notification
2CUET 2026 Eligibility Criteria
3CUET 2026 Syllabus
4CUET 2026 Exam Pattern
5CUET 2026 Registration Process
6CUET 2026 Admit Card
7CUET 2026 Exam Centers
8CUET 2026 Exam Date
9CUET 2026 Answer Key
10CUET 2026 Results
11CUET 2026 Counselling

FAQs on CUET Biology Mock Test 3: Free Online Practice for 2025

1. How do I prepare for CUET Biology effectively?

Effective preparation for CUET Biology involves systematic revision, mock tests, and understanding key concepts from the syllabus. Follow these strategies for exam success:

  • Review NCERT Biology thoroughly, focusing on Genetics & Evolution, Cell Structure, and Physiology.
  • Practice with CUET Biology mock tests to familiarize yourself with the CBT exam pattern.
  • Use active recall and spaced repetition for difficult topics.
  • Work on time management by attempting questions under exam conditions.
  • Analyze mock test performance to identify and revise weak areas.
This approach ensures syllabus alignment and maximizes confidence for the CUET Biology domain.

2. Which chapters have the highest weightage in CUET Biology?

The highest weightage chapters in CUET Biology are usually:

  • Human Physiology – approx. 25%
  • Genetics & Evolution – approx. 20%
  • Cell Structure – approx. 15%
  • Plant Physiology – approx. 15%
  • Other topics include Biotechnology, Ecology & Environment
Concentrate your preparation on Human Physiology and Genetics for maximum score impact.

3. What is the best way to use CUET Biology mock tests?

Using CUET Biology mock tests efficiently improves exam readiness:

  • Attempt the mock under strict timing conditions to build speed.
  • Review all wrong answers and understand mistakes using the answer key.
  • Focus on frequently asked question types and current exam trends.
  • Track progress over time to identify improvement areas.
Regular practice with curated mock tests boosts accuracy and confidence.

4. How many pairs of chromosomes are present in human somatic cells?

Human somatic cells contain 23 pairs of chromosomes, totaling 46 chromosomes in each diploid cell. This includes:

  • 22 pairs of autosomes
  • 1 pair of sex chromosomes (XX or XY)
This core NCERT fact is frequently tested in CUET Biology exams.

5. How is time management important during CUET Biology exams?

Time management is crucial to maximize your CUET Biology score. Follow these tips:

  • Initially spend less than 1 minute per question.
  • Attempt easy questions first; mark tougher ones for review.
  • Revisit unsure questions after completing the first round.
  • Use elimination to avoid common traps.
This approach ensures you answer more questions accurately within the exam’s time limit.

6. Which site is best for online CUET Biology mock tests?

Several reputed education sites offer free and paid CUET Biology mock tests:

  • Vedantu CUET – free, CBT-based, mobile-friendly tests with answer keys.
  • Other well-known platforms include Toppr, BYJU'S, and Career360.
  • Choose sites with authentic, exam-oriented content aligned with the latest CUET syllabus.
Always check for updated questions and detailed solutions to improve your preparation.

7. What type of immunity is provided by vaccination?

Vaccination provides active artificial immunity. This process involves:

  • Introducing a harmless form of the pathogen or its antigen.
  • Stimulating the body's immune system to produce antibodies and memory cells.
  • Preparing the body for future exposures to the real pathogen.
This concept is commonly tested in human physiology and immunology sections.

8. How should I revise CUET Biology before the exam?

Focused revision for CUET Biology should include:

  • Quick recap of important chapters and high-weightage topics.
  • Practising at least 2-3 mock tests a week.
  • Attempting previous years’ question papers.
  • Making short notes or flashcards for formulas, cycles, and key terminology.
This method ensures all important syllabus sections are covered efficiently.

9. Can I download CUET Biology mock test 3 in PDF format?

Yes, most websites offer CUET Biology mock tests, including mock test 3, in PDF format for free download. This allows aspirants to practice offline, review the answer key, and revise important questions. Search for ‘CUET biology mock test 3 PDF free download’ or visit dedicated exam preparation portals for the latest PDFs.

10. How does practising CUET Biology mock tests improve exam performance?

Regular practice with CUET Biology mock tests enhances exam performance by:

  • Identifying strengths and weaknesses across syllabus areas.
  • Improving time management and accuracy.
  • Building familiarity with the computer-based test pattern.
  • Boosting confidence and reducing exam anxiety.
This structured practice directly translates to better scores in the actual exam.