CBSE Class 12 Biology Sample Paper 2010 Set 01

Biology
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Here is the CBSE Class 12 Biology Sample Paper 2010 Set 01 for your practice. Download professional Class 12 Biology sample papers featuring clear solutions, aligned with the 2026-27 syllabus standards of CBSE, NCERT, and KVS. Solving these mock sets lets students test their skills against current exam criteria.

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Every Class 12 Biology student should use these model papers to check chapter-wise marks distribution and question trends. Solving these practice tests makes managing your exam time much easier. For even better results, pair them with our Class 12 Biology Question Papers from past years.

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 Section - A

1. The turkey usually produces females for several generations. How is this possible?

2. The meiocyte of an onion plant contains 32 chromosomes. Workout the number of chromosomes found in its endosperm.

3. The gene I that controls the ABO blood grouping in human beings has three alleles IA, IB and i.

(a) How many different genotypes are likely to be present in the human population ?

(b) Also, how many phenotypes are possibly present ?

4. Pick out the ancestral line of Cycads from the list given below - Ferns, herbaceous lycopods, seed ferns, and horsetails.

5. Name the source of smack. Mention one way in which it affects the human body.

6. In plants, how is alien DNA introduced into the host cell ?

7. Mr. Galgotia eats curd / yoghurt. In this case, which trophic level will he occupy?

8. In the absence of the predators, which curve, a) or (b) would appropriately depict the prey population ? 

CBSE Class 12 Biology Sample Paper 2010 1

Section - B
 
9.
CBSE Class 12 Biology Sample Paper 2010 2
 
Identify the type of flower shown in A and B. Which out of the two will produce an assured seed set.
 
10. Fed up of a large family, a couple wanted to adopt a terminal method of contraception. Describe the process conducted by the doctor in either of the cases (male / female partner)
 
OR
A mother of a one year old daughter wanted to space her second child. Her doctor suggested CuT.Explain its contraceptive actions.
 
11. The human male and female bird are heterogametic while the human female and male bird are homogametic. Why are they called so?
 
12. What are interferons. Explain its role in providing immunity. Also name the kind of immunity provided by it.
 
13. What is allergy? Name the antibody responsible for it. Also mention two chemicals released from the mast cells during an allergic reaction.
 
14. Give reason -
(a) Bottled fruit juices bought from the market are clearer as compared to those made at home.
(b) Large holes are found in “Swiss cheese”.
 
15. In which parts of the body of the hosts do the following events in the life cycle of Plasmodium take place. Along with the body parts name the hosts too -
(i) Fetilisation
(ii) Development of gametocytes
(iii) Release of sporozoites


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Exam Preparation Sample Paper for Class 12 Biology CBSE Class 12 Biology Sample Paper 2010 Set 01

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Easily download the CBSE Class 12 Biology Sample Paper 2010 Set 01 online to strengthen your final preparations. Mastering the official paper structure is vital for Class 12 students seeking higher marks. We recommend solving these updated Biology sample papers to practice anticipated question formats. Download the PDF format for flexible offline drills, ensuring you practice under true test conditions.

Why should you solve CBSE Class 12 Biology Sample Paper 2010 Set 01?

  • New Question Bank: This set has fresh questions for Biology which are different from previous years.
  • Exam Pattern Knowledge: Solving more sets will help you to understand the weightage of each chapter in Class 12 and also the type of questions asked.
  • Identify Weak Areas: Comparing your score in each set helps to find out topics in Class 12 Biology for which you need hard work.
  • Speed and Accuracy: Attempting MCQ questions and long-form problems for Class 12 Biology makes you faster and better and you will be able to finish your exam on time.

Post-Practice Strategy for Class 12 Biology

  1. Verify Answers: Compare your responses against professional teacher solutions provided in the Biology Sample Paper PDF.
  2. Error Analysis: Class 12 learners must review incorrect answers carefully to understand underlying mistakes.
  3. Concept Reinforcement: Review difficult topics using the official NCERT book for Class 12 Biology before re-attempting problems.
  4. Consistent Drills: Complete multiple Biology sample sets online to solidify confidence ahead of CBSE examinations.

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Yes, CBSE Class 12 Biology Sample Paper 2010 Set 01 comes with detailed, teacher-verified solutions. We have provided step-by-step answers for Biology to help students of Class 12 understand correct methodology and marking scheme.

How can practicing CBSE Class 12 Biology Sample Paper 2010 Set 01 help in exam preparation?

Practicing this Biology paper helps in time management and identifying important topics. For Class 12, solving mock papers is the best way to gain confidence and reduce exam-day anxiety.

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