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Biology-10th Life Processes CBSE Board 2025 Medium

The valves in the human heart ensure that : (i) Oxygen-rich blood flows from left atrium to left ventricle on…

The valves in the human heart ensure that :
  1. (i)Oxygen-rich blood flows from left atrium to left ventricle only.
  2. (ii)Deoxygenated blood flows from left atrium to left ventricle only.
  3. (iii)Oxygen-rich blood flows from right atrium to right ventricle only.
  4. (iv)Deoxygenated blood flows from right atrium to right ventricle only.
  1. (a)(i) and (iii)
  2. (b)(ii) and (iv)
  3. (c)(i) and (iv)
  4. (d)(ii) and (iii)

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