CBSE Class 12 Biology Sample Paper 2010 Set 02

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Class 12 Biology Solved Model Papers: CBSE Class 12 Biology Sample Paper 2010 Set 02

Review targeted exam resources with the CBSE Class 12 Biology Sample Paper 2010 Set 02. Built according to official CBSE standards for the 2026-27 academic year, these downloadable Class 12 Biology sample papers support effective revision and performance tracking.

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Navigate directly to the solved Biology model papers using the digital viewer below. Each practice set includes detailed solutions, allowing students to instantly cross-check their work and identify areas requiring further revision.

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. Which of the following is a recessive trait of the garden pea plant?

(a) Full pod shape (b) Yellow seed colour

(c) Terminal flower position (d) Green pod colour

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? 

 Section - B

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
(iv) Asexual reproduction
 
16. What are the latest methods of detection of cancer?
 
17. State two important defence mechanisms in plants against herbivory, with an example each.
 
18. State whether the following are true or false -
(i) High temperature inhibits decomposition
(ii) No energy that is trapped into an organism remains in it for ever.
(iii) The basic requirement for any ecosystem to function and sustain is solar energy.
(iv) The pyramid of energy is always inverted. It can never be upright.


Please click the link below to download full pdf file for CBSE Class 12 Biology Sample Paper 2010 Set B

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Model Practice Papers & Solutions for Class 12 Biology

Access Sample Papers for Class 12 Biology

Review model practice papers for Class 12 Biology. Working through the CBSE Class 12 Biology Sample Paper 2010 Set 02 under simulated test conditions at home ensures complete familiarity with upcoming school evaluations.

Why Practice Class 12 Biology Sample Papers?

  • Exam Blueprint: Understand mark allocations and structural guidelines relevant to Class 12 evaluations.
  • Targeted Improvement: Identify weak areas in Class 12 Biology requiring focused revision.
  • Pacing & Precision: Practice mixed question formats to build execution speed and ensure timely paper completion.

Steps to Follow After Completing CBSE Class 12 Biology Sample Paper 2010 Set 02

  1. Review Solutions: Evaluate your completed papers using expert-verified guidance inside our solution sets.
  2. Target Weaknesses: Class 12 students should analyze missed questions to rectify conceptual misunderstandings.
  3. Deep Revision: Re-read sections in the NCERT book for Class 12 Biology to clear doubts before solving items again.

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Are solutions provided for CBSE Class 12 Biology Sample Paper 2010 Set 02?

Yes, CBSE Class 12 Biology Sample Paper 2010 Set 02 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 02 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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