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CUET Biology Mock Test 1: Free Online Practice for Exam Success

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How to Score High in CUET Biology with Mock Tests and Answer Keys

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 organelle is known as the 'powerhouse of the cell'?

2. Which process is responsible for the conversion of solar energy into chemical energy?

3. The structural and functional unit of life is:

4. Which blood vessel carries oxygenated blood from the lungs to the heart?

5. DNA stands for:

6. Which part of the brain controls voluntary actions?

7. Which among the following is a non-membranous organelle?

8. Mendel is known as:

9. Which hormone is responsible for the fight or flight response?

10. The smallest bone in the human body is:

11. What is the main nitrogenous waste excreted by human kidneys?

12. Chlorophyll is found in which part of the plant cell?

13. The process of cell division in somatic cells is called:

14. Which disease is caused by the deficiency of insulin?

15. Which organ in humans is primarily responsible for detoxification?

16. Which structure connects muscles to bones?

17. Hemoglobin is present in:

18. Light-dependent reaction of photosynthesis occurs in the:

19. Which of the following is NOT a component of the human digestive system?

20. The main site of absorption of nutrients in humans is:

Hurray! 🎉 You answered all the questions correctly! 🏆

What is Biology Mock Test?

A Biology Mock Test is a set of objective, exam-style questions designed to help CUET 2026 students practice critical concepts from the Biology syllabus. These mock tests mirror the actual CUET exam format, covering topics like Human Reproduction, Genetics, Reproductive Health, and Plant Physiology.


Practicing Biology mock tests allows candidates to assess their preparation level and understand the complexity of questions typically asked in the CUET. It is an effective way for aspirants to experience the exam before the actual test day, reducing anxiety and boosting confidence.


How Mock Tests on Biology Help You

Attempting Biology mock tests regularly helps you master crucial topics by repetitive revision and application of concepts. You identify your strong and weak areas, which enables focused study and improvement in difficult chapters.


Mock tests also hone your time-management skills, ensuring you attempt all questions within the limited exam duration. With instant results, you get feedback on accuracy and speed, crucial for scoring high in the CUET Biology section.


For structured preparation and expert guidance, explore the CUET course page and maximize your performance in the entrance exam.


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

Start by selecting the Biology subject from the mock test list. Click the "Start Mock Test" button to begin your timed practice. Answer each question carefully, reviewing the options before selecting the correct one.


You will have 20 minutes to complete all 20 questions. Use the timer on screen for time management. After answering, click the "Submit Test" button to view your score instantly and review correct answers.


Why Choose Vedantu’s Biology Subject Mock Test?

Vedantu’s Biology Mock Test for CUET is meticulously crafted by academic experts, adhering to the latest exam pattern and question trends. All questions come with detailed answer mapping, ensuring clarity in concepts and solutions.


Get instant feedback through smart reports that highlight performance in each Biology chapter. The platform is designed for mobile and desktop, making practice accessible anywhere, anytime for all CUET 2026 aspirants.


Along with Biology, students can practice mocks for multiple subjects, access progress analytics, and get recommendations for targeted improvement.


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
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11CUET Biology Mock Test
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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 1: Free Online Practice for Exam Success

1. What is the functional unit of the kidney?

Nephron is the functional unit of the kidney. It performs essential tasks for filtering and excreting waste from blood.

  • Nephrons regulate water and soluble substances by filtering the blood
  • Each kidney contains around 1 million nephrons
  • They help maintain homeostasis by balancing electrolytes
  • This topic is key for CUET Biology, class 12 exam preparation

2. Which part of the brain controls voluntary muscle activities?

Cerebrum controls voluntary muscle activities in humans.

  • Cerebrum governs all conscious actions, including movement
  • It handles functions like speech, thought, and memory
  • Other parts like cerebellum coordinate but do not initiate voluntary movement
  • This is a high-weightage topic in human physiology for CUET and CBSE

3. What is the process of formation of gametes called?

Gametogenesis refers to the process of forming gametes such as sperm and ova.

  • Spermatogenesis (in males) and oogenesis (in females) are the two types
  • Occurs through meiotic division
  • Ensures genetic variation in offspring
  • Part of Genetics & Reproduction in class 12 Biology

4. Which organelle is responsible for photosynthesis?

Chloroplast is the cellular organelle responsible for photosynthesis in plants.

  • Chloroplasts contain chlorophyll which absorbs sunlight
  • Convert light energy to chemical energy
  • Essential for plant physiology topics in CUET and board exams

5. How is the malaria parasite transmitted?

Malaria is primarily transmitted through the bite of a female Anopheles mosquito.

  • Only the female Anopheles acts as a vector
  • It injects Plasmodium parasites during blood meals
  • Prevention focuses on vector control and personal protection
  • Vital for infectious diseases section in Biology mock tests

6. Who is known as the father of Genetics?

Gregor Mendel is called the father of Genetics.

  • Famous for his experiments on pea plants
  • Established fundamental laws of heredity (Mendelian inheritance)
  • His discoveries form the basis of Genetics & Evolution chapters

7. Which vitamin is essential for blood clotting?

Vitamin K is vital for blood clotting in humans.

  • It helps synthesize clotting factors in the liver
  • Prevents excessive bleeding after injury
  • Included under nutrition and human health for CUET syllabus

8. Which of the following is not a connective tissue: Blood, Bone, Cartilage, Muscle?

Muscle is not a connective tissue.

  • Blood, bone, and cartilage are major types of connective tissues
  • Muscle tissue is primarily responsible for movement
  • Recognising tissue types is essential for Biology MCQ exams

9. During which phase does DNA replication take place?

S phase (Synthesis phase) of the cell cycle is where DNA replication occurs.

  • Ensures genetic material is duplicated before cell division
  • Occurs between G1 and G2 phases of Interphase
  • Key topic in Cell Cycle and Division for class 12 and CUET

10. What is called the powerhouse of the cell?

Mitochondria are called the powerhouse of the cell.

  • They produce ATP energy through cellular respiration
  • Found in all eukaryotic cells
  • Essential for understanding cell biology in all major exams

11. Why should students practise CUET Biology Mock Test 1?

Practising CUET Biology Mock Test 1 helps students assess readiness and identify knowledge gaps for targeted revision.

  • Simulates actual exam pattern and time pressure
  • Improves accuracy and conceptual clarity
  • Allows self-assessment using provided answer keys
  • Supports effective coverage of CUET and class 12 Biology syllabus

12. How can I improve accuracy and time management in CUET Biology Mock Tests?

To improve accuracy and time management in CUET Biology Mock Tests, follow these proven strategies:

  • Attempt familiar questions first
  • Trust your initial instinct unless unsure
  • Mark tough questions for review and revisit after answering easy ones
  • Track errors and revise weak concepts regularly
  • Practise full-length mock tests under timed conditions

13. What is the exam weightage for main chapters in the CUET Biology syllabus?

The CUET Biology syllabus focuses on these core chapters by approximate weightage:

  • Genetics & Evolution: 20%
  • Human Physiology: 15%
  • Plant Physiology: 15%
  • Ecology: 10%
  • Others (Diversity, Cell, etc.): 40%
Prioritise high-weightage units for efficient last-minute revision.

14. How to use CUET Biology mock tests for last-minute revision?

Using CUET Biology mock tests for last-minute revision consolidates concepts and boosts recall.

  • Attempt topic-wise and full-length mock tests for better retention
  • Focus on attempting questions from biology chapters you find challenging
  • Use answer keys for instant feedback and correction
  • Practice under exam-like timed settings for maximum benefit

15. Can I download CUET Biology mock test PDFs for practice?

Yes, several platforms provide free and paid CUET Biology mock test PDFs for practice.

  • PDFs cover syllabus-based MCQs for self-assessment
  • Useful for offline practice and revision
  • Include answer keys for instant results
Search for 'cuet biology mock test 1 pdf' to get downloadable resources aligned to latest exam trends.