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Human Food Components MCQ App Download | Class 9 Biology Apps (Android & iOS)

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Human Food Components MCQ App Download & PDF e-Book | 279

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MCQ: 279

The minerals that are important for heart function, muscle contraction and nerve impulse transmission are

  1. sodium, potassium and chloride
  2. zinc, nickel and iron
  3. boron, copper and zinc
  4. Sulphur, iron and calcium
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Human Food Components Apps (Android & iOS)

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Human Food Components App (Android & iOS)

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