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12 Biology Board Paper Pattern

Biology Class 12 Board Paper

Time : 3 Hrs.    

Max. Marks : 70

 

The weightage of the distribution of marks over different dimensions of the question paper shall be as follows:

 

 

A. Weightage to content/ subject units

 

Unit

Marks

Reproduction

14

Genetics and Evolution

18

Biology and Human Welfare

14

Biotechnology and its applications

10

Ecology and environment

14

Total

70

 

 

B. Weightage to form of Questions

 

S.No.

Form of Questions

Marks for each Question

No. of Total Marks Questions

Total marks

 

 

 

 

 

1.

Long Answer Type (LA)

1

8

8

2.

Short Answer (SA I)

3

09

27

3.

Short Answer (SA II)

2

10

20

4.

Very Short Answer (VSA)

5

3

15

 

 

 

 

 

 

TOTAL

 

30

70

 

 

C. Scheme of Options

 

  1. There will be no overall option.
  2. Internal choices (either/or type) on a very selective basis has been provided. This choiee has been given in one question of 2 marks, one question of 3 marks and all the three questions of 5 marks weightage.

 

 

D. Difficulty level of Questions

 

S.No.

Estimated difficlty level

Percentage

 

 

 

1.

Easy

15

2.

Average

70

3.

Difficult

15

 

A weightage of 20% has been assigned to questions which test higher order thinking skills of students.


Entrance Exams

Result 2011

Sample Papers

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Biology

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