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Biology-10th Life Processes CBSE Board 2025 Medium

(a) Write the name and one function of respiratory pigment found in human beings. (b) Why do lungs always con…

  1. (a)Write the name and one function of respiratory pigment found in human beings.
  2. (b)Why do lungs always contain a residual volume of air ?
  3. (c)Why is ATP known as energy currency of the living beings ?

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