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Subjects
Science CBSE
Class 7
Transportation in animals and plants
Fluid and nutrients circulation of organisms
2.
Blood vessels
Exercise condition:
2
m.
Fill in the blanks:
The blood in the arteries are rich in
.
The pulmonary vein carries blood rich in
from the lungs to the heart.
The blood flows quickly in the
.
The capillaries again join and form
that empty the deoxygenated blood into the heart.
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