Download CBSE Biology Sample Paper Class XI (11th) 2008

SAMPLE PAPER - 2008

Class   - XI

Subject – Biology

(Set-1)

 

General Instructions:

 

1.        All questions are compulsory.

2.       This question paper consists of four Sections A, B, C and D. Section -A contains 8 questions of 1 mark each, Section -B is of 10 questions of 2 marks each, Section -C has 9 questions of 3 marks each and Section D is of 3 questions of 5 marks each.

3. There is no overall choice .However, an internal choice has been provided

  in one question of 2 marks, one question of 3 marks and all the three questions of 5 marks weightage . Attempt only one of the choices in such questions.

 

4. Wherever necessary, the diagrams drawn should be neat and properly labelled.

 

Section A

 

1.         Identify the following cells . Where do you find them in the human body?                                                   [1]

                                                

 

2.        Why is cellulose considered a homopolymer?                    [1]

 

3.      Differentiate between G1 and G2 phases of Interphase.         [1]

 

4.      A plant cell is kept in a hypotonic solution. What will happen to the solute potential of this cell and why?                                     [1]

 

5.      Name the genus ,family, order and class to which Wheat belongs                                                        [1]  

 

6.      What is the economic importance of the following and to which family they belong?

         [a] Indigofera  [b]   Colchicine[1]

Download Attached PDF

• Home Science
  (510 downloads)