The correct answer is:(b) Iron Fertilizers mainly provide macro-nutrients like Nitrogen (N), Phosphorus (P), and Potassium (K), which are essential for plant growth. Iron (Fe) is a micro-nutrient, usually obtained from the soil rather than being a major component of ...
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“Ensuring food security is essential for a nation’s development and well-being CBSE 2024-2025 NCERT Social Science Class 9th Chapter 4 Food Security in India MCQ Question helps students understand the need for adequate food availability accessibility and affordability for all ...
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The velocity of sound in gases depends on temperature pressure and molecular composition. It is given by the formula: v = √(γ R T / M) where γ is the adiabatic index R is the gas constant T is temperature ...
“Adequate food for all is essential for a nation’s growth CBSE 2024-2025 NCERT Social Science Class 9th Chapter 4 Food Security in India MCQ Question helps students understand the significance of food security in ensuring a healthy and stable society ...