MCQs Agronomy-48 Posted on February 2, 2025August 30, 2025Author agropublishers 0 1. Which of the following is known as the “king of cereal crops”? Barley Wheat Maize Rice 2. What is the main advantage of hybrid seeds compared to traditional varieties? Reduced water requirements Natural propagation without human intervention Higher crop yields and disease resistance Lower input costs 3. Plants can’t utilize atmospheric nitrogen directly, mainly due to —- Lack of chlorophyll Strong diatomic triple bonds of Nitrogen Low water solubility of Nitrogen High molecular weight of Nitrogen 4. ————- is a fertilizer used in agriculture to supplement nitrogen in the soil for plant uptake. It is also a highly explosive material. It is also known as an explosive fertilizer None of these Urea Ammonium nitrate Sodium nitrate 5. ———- is the primary benefit of biological nitrogen fixation to agriculture. Improves soil texture Increases crop water requirements Promotes soil erosion Reduced chemical fertilizer requirement 6. which of the following crops is grown for grain, green manure and fodder Chickpea Cowpea Lentil Red gram 7. Which of the following crops is NOT included in the DSSAT crop growth simulation model? Wheat Maize Banana Soybean 8. What is the contribution of smallholder farmers to global food security? They produce a substantial portion of the world’s food They primarily promote monoculture systems They rely exclusively on synthetic inputs They are irrelevant to food security 9. What is the primary function of chlorophyll in plants? Nutrient transport Root development Photosynthesis Water absorption 10. Which of the following poses a significant challenge to global food security? Agroecology Crop diversification Sustainable farming practices Climate change Loading …
