Advanced Search

CBSE 12th Biology Sample Paper

Board Central Board of Secondary Education
Subject   Biology
 Maximum marks 70 
Time allocated 3 hours
 Official website containing CBSE sample papers
Prescribed textbooks 
  • Biology Class-XII, Published by NCERT 
  • Other related books and manuals brought out by NCERT (including multimedia)

CBSE Sample Papers for Class 12th Biology 

Class 12 Biology CBSE sample papers aid in the preparation of board exams. Sample papers help the students to get a deeper understanding of the chapter-wise distribution of marks. Students can compare it with previous years' question papers and make a note of the change in the pattern of questions. They can also gain knowledge on important topics. CBSE has released the sample paper for Class 12 Biology along with marking scheme. Solving these papers will serve as a revision of all the important concepts in Biology. Students can also get to know their strong and weak areas.

Every year CBSE releases the sample papers for board exam students, on the official site. Students can download them and practice, in order to score good marks. The sample papers with solutions are useful in testing a students' preparedness. They can download the sample papers and prepare their own question banks based on it. 

Question paper design for Class XII Biology
Typology of questions Very short answer Short answer 1 short answer 2 Value-based question Long answer  Total marks Weightage
1 mark 2 marks 3 marks 4 marks 5 marks
Memory - knowledge-based 2 1 1 - - 7 10%
Comprehension - 2 4 - 1 21 30%
Application - 2 4 - 1 21 30%
Higher-order thinking skills (Analysis and synthesis) 2 - 1 - 1 10 14%
Evaluation 1 - 2 1 - 11 16%
Total  5 10 36 4 15 70 100%

The biology paper comprises of theory and practicals.

Class 12th Biology Practical Exam Pattern

 Evaluation scheme  Marks 
 One major experiment   5 marks
 One minor experiment   4 marks
 Slide preparation  5 marks
 Spotting   7 marks
 Practical record + viva voce   4 marks
 Project record + viva voce   5 marks 
 Total  30 marks 

Class 12th Biology Theory Exam Pattern

 Unit   Title  No. of periods  Marks 
VI  Reproduction 30 14
VII Genetics and evolution 40 18
VIII Biology and human welfare 30 14
IX Biotechnology and its applications 30 10
X Ecology and environment 30 14
  Total   160 70

 Other CBSE 12th Sample Papers

Subjects Link

 CBSE 12th Business Studies Sample Paper 

Click Here
 CBSE 12th Economics Sample Paper 

Click Here 

 CBSE 12th Geography  Sample Paper 

Click Here 

 CBSE 12th Political Science Sample Paper 

Click Here

 CBSE 12th Accountancy Sample Paper 

Click Here

 CBSE 12th Chemistry Sample Paper 

Click Here

 CBSE 12th Computer Science Sample Paper 

Click Here


Frequently Asked Questions

  1. Does CBSE release the sample question papers?

  2. Are the sample paper questions precisely similar to the board exam questions?

  3. From where can I download the CBSE 12th sample papers?

  4. How will the sample paper help me in the board exam preparation?

Leave a comment


Set 1 -
Set 2 -
Set 3 -

Are you interested in this Board ?

Get Free Scholarship