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6th ICSE
IMPORTANT
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The instrument used by doctors to hear heartbeat is:

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Important Questions on Human Circulatory System

EASY
6th ICSE
IMPORTANT
ICSE Biology>Chapter 6 - Human Circulatory System>CHECK Point 2>Q 5
The blood vessel that receives blood from the left ventricle is:
EASY
6th ICSE
IMPORTANT
ICSE Biology>Chapter 6 - Human Circulatory System>TEST Yourself>Q 1
The red blood cells have red colour due to the presence of _____.
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6th ICSE
IMPORTANT
ICSE Biology>Chapter 6 - Human Circulatory System>TEST Yourself>Q 5
The _____ are the fine connecting vessels between arteries and veins.
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6th ICSE
IMPORTANT
ICSE Biology>Chapter 6 - Human Circulatory System>TEST Yourself>Q 2
The muscles that form heart walls are:
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6th ICSE
IMPORTANT
ICSE Biology>Chapter 6 - Human Circulatory System>TEST Yourself>Q 3
The heart chamber that receives oxygenated blood from lungs is:
EASY
6th ICSE
IMPORTANT
ICSE Biology>Chapter 6 - Human Circulatory System>TEST Yourself>Q 4
The blood group which has both types of antigens is:
EASY
6th ICSE
IMPORTANT
ICSE Biology>Chapter 6 - Human Circulatory System>TEST Yourself>Q 1
Define cardiac cycle.
EASY
6th ICSE
IMPORTANT
ICSE Biology>Chapter 6 - Human Circulatory System>TEST Yourself>Q 2
Define heartbeat.