Friday, July 17, 2009

genaral science paper 2(previous paper)

This question paper contains 3 printed pages.
20E (A)
GENERAL SCIENCE, Paper – II
(English version) 2008
Parts – A and B
Time: 21/2 hours] [Max marks: 50
Instructions:
Answer the questions under part – A on a separate answer book.
write the answers to the questions under part – B on the question paper itself and attach it to the answer book of part – A.
Part – A
Time: 2 hours Marks: 35

SECTION – I 4x1=4
Note:
Answer any four questions from the following.
Each question carries one mark.

What is the function of pericardial fluid?


How trachea is prevented from collapsing?


What is hormone?


What is Iodised salt? Why is it advisable to take Iodised salt?


What is Sexual Dimorphism?


How Tetanus germs are transferred into body?









20E (A) P.T.O






[2]

SECTION – II 5x2=10

Note:
Answer any five questions choosing at least two from each group A and B.
Each question carries two marks.

GROUP – A

What are the major types of white blood cells?


How is sinus venosus formed in Amphibia?


What is action potential?


Write two advantages of vegetative propagation.


GROUP – B

Why the damage in certain disease like polio is permanent?


How do you differentiate between the animal and vegetal poles of the ovum of frog?


Why do sports – person take glucose?


Due to the deficiency of which nutrient, Kwashiorkor is caused? Write about it.




SECTION – III 4x4=16

Note:
Answer any four questions from the following, choosing at least two from each group A and B.
Each question carries four marks.

GROUP – A

Explain the evolution of heart in higher animals.

Write the differences between photosynthesis and respiration.

[3]

Describe the structure of cerebrum of human brain.

What is the role of plant hormones in plants?


GROUP – B

What are the different types of fractures seen in the limbs of a person?

Why is the spread of HIV a burning issue today?

Give an account of menstrual cycle in human beings.

Describe the parts of a flower.


SECTION – IV 1x5=5

Note:
Answer any one question from following.
The question carries five marks.

Draw a neat, labelled diagram of transverse section of leaf.

Draw a neat, labelled diagram of lungs in man.

20E (A)

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