EASY
6th ICSE
IMPORTANT
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The exchange of substances between the blood and the body cells takes place through capillaries.

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Important Questions on Circulatory System

EASY
6th ICSE
IMPORTANT
Lakhmir Singh's Science Biology>Chapter 6 - Circulatory System>Test Your Understanding>Q 1
Organ that pumps blood to all parts of the body.
EASY
6th ICSE
IMPORTANT
Lakhmir Singh's Science Biology>Chapter 6 - Circulatory System>Test Your Understanding>Q 2

Name the following-

Organ from which freshly oxygen-enriched blood goes into the heart.

EASY
6th ICSE
IMPORTANT
Lakhmir Singh's Science Biology>Chapter 6 - Circulatory System>Test Your Understanding>Q 3

Name the following-

Two lower chambers of the heart.

EASY
6th ICSE
IMPORTANT
Lakhmir Singh's Science Biology>Chapter 6 - Circulatory System>Test Your Understanding>Q 4

Name the following-

One complete contraction and relaxation of the heart.

EASY
6th ICSE
IMPORTANT
Lakhmir Singh's Science Biology>Chapter 6 - Circulatory System>Test Your Understanding>Q 5

Name the following-

The pressure exerted by the blood on the walls of the blood vessels.

EASY
6th ICSE
IMPORTANT
Lakhmir Singh's Science Biology>Chapter 6 - Circulatory System>EXERCISES>Q 1
The cells in the blood which destroy disease-causing germs are
MEDIUM
6th ICSE
IMPORTANT
Lakhmir Singh's Science Biology>Chapter 6 - Circulatory System>EXERCISES>Q 2
A blood vessel which carries blood back to the heart is:
EASY
6th ICSE
IMPORTANT
Lakhmir Singh's Science Biology>Chapter 6 - Circulatory System>EXERCISES>Q 3
The component of the blood which makes chemicals known as antibodies is: