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प्रश्न
Give three functions of blood.
उत्तर
Functions of blood:
- Blood transports nutrients, hormones and vitamins to the tissues and transports excretory products from the tissues to the liver and kidney.
- The red blood corpuscles (RBCs) carry oxygen to the tissues for the oxidation of food stuff.
- The white blood cells (WBCs) fight disease either by engulfing and destroying foreign bodies or by producing antitoxins and antibodies that neutralise the harmful effects of germs.
- Blood platelets disintegrate at the site of injury and help in the clotting of blood.
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