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Improvement In Food Resources — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceImprovement In Food Resources1 Mark
Question

Nutrients can be provided to crops by fertilizers only.

✓

Answer

False.

Explanation:

The given statement is False. Plants must obtain the following mineral nutrients from their growing medium that includes:

  1. The macronutrients: nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), sulfur (S), magnesium (Mg).

  2. The micronutrients (or trace minerals): boron (B), chlorine (Cl), manganese (Mn), iron (Fe), zinc (Zn), copper (Cu), molybdenum (Mo), nickel (Ni) and cobalt (Co).

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