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प्रश्न
Put a tick mark (✓) against the correct alternative in the following statement.
Pulmonary vein carries
विकल्प
Oxygenated blood
Deoxygenated blood
Glucose-rich blood
CO2 laden blood
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उत्तर
Oxygenated blood
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संबंधित प्रश्न
Given below is a diagram of a human blood smear.
Study the diagram and answer the questions that follow:
a) Name the components numbered ‘1’ to ‘4’
b) Mention two structural differences between the parts ‘1’ and ‘2’.
c) Name the soluble protein found in part ‘4’ which forms insoluble threads during clotting of blood.
d) What is the average lifespan of the component numbered ‘1’ ?
e) Component numbered ‘1’ do not have certain organelles but are very efficient in their function. Explain
The nearest organ to which the heart supplies oxygenated blood is:
Is it true that your heart beats more than one lac times per day?
Give reason for the following:
The walls of the left ventricle are thicker than the walls of all other chambers.
Match the statements in Column A with those in Column B
| Column A | Column B | ||
| 1 | Heart | a | Movement of materials |
| 2 | Food and oxygen | b | Channels for transport in man |
| 3 | Carrier of oxygen | c | A living pump |
| 4 | Circulation | d | Materials needed by every living being |
| 5 | Arteries and veins | e | Red blood cells |
Describe the functions of the: Blood
Given below is the simplified pathway of the circulatory system:
(i) Name the blood vessels marked 1 to 8.
(ii) Name the chamber of the heart which:
(a) Receives blood from ‘1’.
(b) Pumps blood into blood vessel ‘8’.
(iii) Mention two structural differences between blood vessels ‘7’ and ‘2’.
Use your brain power!
How is the air that we inhale purified in our body?
Which of the following is/are required for the production of RBCs?
Identify the INCORRECT match
