MEDIUM
8th ICSE
IMPORTANT
Earn 100

Why is blood group O called the universal donor?

Important Questions on Circulatory System

EASY
8th ICSE
IMPORTANT
New Trends in ICSE BIOLOGY 8>Chapter 6 - Circulatory System>Exercises>Q 6
Define vein.
HARD
8th ICSE
IMPORTANT
New Trends in ICSE BIOLOGY 8>Chapter 6 - Circulatory System>Exercises>Q 7

What is the difference between plasma and serum?

MEDIUM
8th ICSE
IMPORTANT
New Trends in ICSE BIOLOGY 8>Chapter 6 - Circulatory System>Exercises>Q 8

What is a sphygmomanometer?

MEDIUM
8th ICSE
IMPORTANT
New Trends in ICSE BIOLOGY 8>Chapter 6 - Circulatory System>Exercises>Q 9

Write the importance of blood transfusion.

MEDIUM
8th ICSE
IMPORTANT
New Trends in ICSE BIOLOGY 8>Chapter 6 - Circulatory System>Exercises>Q 10
What is sinoatrial node?
MEDIUM
8th ICSE
IMPORTANT
New Trends in ICSE BIOLOGY 8>Chapter 6 - Circulatory System>Exercises>Q 1

Write down the important functions of the blood.

MEDIUM
8th ICSE
IMPORTANT
New Trends in ICSE BIOLOGY 8>Chapter 6 - Circulatory System>Exercises>Q 2

Describe the process of blood clotting.

HARD
8th ICSE
IMPORTANT
New Trends in ICSE BIOLOGY 8>Chapter 6 - Circulatory System>Exercises>Q 3

Write down the important differences between arteries and veins.