Question

D.
Fill in the blanks in the following paragraph using just two words-arteries
and veins.
[NCERT Exemplar Problems]
(a)............
carry oxygen-rich blood from the heart to all parts of the body
and (b)..................
carry carbon dioxide-rich blood from all parts of the body back
to the heart. (c)..............
have thin walls and (d)...........
have thick
elastic walls. Blood flows at high pressure in (e)............
Valves are present in (f).............
which allow blood to flow only towards the heart. (g).............
divide into smaller vessels. These vessels further divide into extremely thin tubes called
capillaries. The capillaries join up to form (h) .................​

Answer 1

a. artery

b. vein

c. veins

d. artery

e. artery

f. veins

g. veins

h. arteries

Answer 2

Answer:

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