The correct answer is:(c) Intercropping Intercropping is the practice of growing two or more crops simultaneously on the same field in a definite pattern (e.g., in alternate rows or strips). It helps in better resource utilization, pest control, and soil ...
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The correct answer is:(d) (i) and (iii) Manure improves the water-holding capacity of sandy soil by increasing its organic matter. Manure is rich in organic matter but contains small amounts of nutrients compared to chemical fertilizers. Class 9th Science NCERT ...
The correct answer is:(b) Sulphur Sulphur is a macro-nutrient, required in relatively large amounts for plant growth. Zinc (Zn), Manganese (Mn) and Chlorine (Cl) are micro-nutrients, needed in smaller quantities but essential for plant functions. Class 9th Science NCERT MCQ ...
The correct answer is:(d) Apis mellifera Apis mellifera, commonly known as the European or Italian honey bee, is widely used in beekeeping for its high honey production and gentle nature. Class 9th Science NCERT MCQ Questions NCERT Books MCQ Questions ...
The correct answer is:(c) (iii) and (iv) Hybridisation involves crossing genetically dissimilar plants to combine desirable traits. Genetically modified crops are produced by introducing desired genes into plants. Class 9th Science NCERT MCQ Questions NCERT Books MCQ Questions Session 2024-2025.
The correct answer is (d) Crop transportation management. Crop transportation deals with the movement of harvested crops, not yield improvement. In contrast, crop variety improvement, production improvement and protection management directly enhance crop growth, quality and resistance to diseases or ...
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 ...
The correct answer is:(a) Wheat Baking quality is a crucial feature of wheat because it determines the texture, elasticity and rise of baked products like bread, cakes and pastries. The gluten content in wheat flour is essential for baking. Class ...
The correct answer is:(c) Poultry Aseel is a well-known poultry breed, primarily raised for cockfighting, meat production, and hardiness. It has a strong body, aggressive nature, and excellent disease resistance. Class 9th Science NCERT MCQ Questions NCERT Books MCQ Questions ...
The correct answer is (a) Green gram. Green gram (moong dal) is a pulse crop, grown for human consumption. In contrast, berseem, oat, and Sudan grass are fodder crops, cultivated primarily to feed livestock. Class 9th Science NCERT MCQ Questions