CBSE Class 7 Science Circulatory System Blood And Blood Vessels
- why artery have thick elastic wall
- Blood group matching before blood transfusion
- The blood type identified under ABO blood groups systems are
- The Circulatory System is made up of the _______________, ____________and blood vessels.
- 4 differences between artery and vein
- The organs of circulatory system in the body are
- Radha fell down while running. She started bleeding but it stopped after few minutes. Why?
- blood consists of a straw-coloured liquid called ............. , and different types of cells
- why body have blood
- A pigment is responsible for the Red colour of blood Name it.
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