Biology Life Processes CBSE Board 2026 Medium
Study the given diagram of the heart, with blood vessels marked ‘1’ and ‘2’. From the following statements, e…
Study the given diagram of the heart, with blood vessels marked ‘1’ and ‘2’.
From the following statements, establish the relationship between heart and /or the two blood vessels :
- (i)Blood vessel 1 - It carries carbon dioxide rich blood to the lungs.
- (ii)Blood vessel 2 - It carries oxygen rich blood from the lungs.
- (iii)Blood vessel 2 - Left atrium relaxes as it receives blood from this blood vessel.
- (iv)Blood vessel 1 - Right atrium has thick wall as it has to pump blood to this vessel. The option with correct statements is :
- (a)(i) and (ii)
- (b)(ii) and (iii)
- (c)(ii), (iii) and (iv)
- (d)(i), (ii) and (iii)
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