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Improvement in Food Resources — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceImprovement in Food Resources1 Mark
Question
Classify nutrients according to their sources.
✓

Answer

Source
Nutrients
1.
Air
  • Carbon (C)
  • Oxygen (O)
  • Hydrogen (H)
2.
Water
  • Nitrogen (N)
  • Phosphorus (P)
  • Potassium (K)
  • Calcium (Ca)
  • Magnesium (Mg)
  • Sulphur (S)
3.
Soil
  • Iron (Fe)
  • Manganese (Mn)
  • Boron (B)
  • Zinc (Zn)
  • Copper (Cu)
  • Molybdenum (Mo)
  • Chlorine (Cl)

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