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ICSE Class 9 Biology Question 6 of 11

Nutrition [Nutrition in General] — Question 11

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11
Question

Question 1(xi)

Identify the mineral nutrients P and Q based on their roles in the human body.

Mineral nutrientRole in human body
PProduction of chemical energy (ATP)
QProcess of blood clotting
  1. P — Calcium, Q — Phosphorus
  2. P — Phosphorus, Q — Iodine
  3. P — Phosphorus, Q — Calcium
  4. P — Iodine, Q — Calcium
Answer

P — Phosphorus, Q — Calcium

Reason — Phosphorus is a key component of ATP (adenosine triphosphate), the energy currency of cells. Calcium plays a vital role in the coagulation cascade, a series of reactions that lead to the formation of a blood clot.