Question

While learning to ride a bicycle, Boojho lost his balance and fell. He got bruises on his knees and it started bleeding. However, the bleeding stopped after sometime.
(a) Why did the bleeding stop?
(b) What would be the colour of the wounded area and why?
(c) Which type of blood cells are responsible for clotting of blood? [NCERT Exemplar]

Answer 1

Answer:

A) The bleeding stopped due to the clotting of one of the components of blood which is known as platelets

B)Red(i guess)

C) Platelets