MCQs Agronomy-57 Posted on September 20, 2025Author agropublishers 0 1. Which hormone’s production is associated with seed aging and deterioration? None of these Gibberellins Cytokinin Ethylene 2. Which of the following processes is most critical for a cell to maintain homeostasis by actively regulating the concentration of ions against a concentration gradient? Osmosis Simple diffusion Active transport Facilitated diffusion 3. Considering seed certification and field inspection, “off-type” specifically refers to ___________ Plants not true to the variety Weeds growing in the seed field Foreign crop seeds Damaged seeds 4. When are field inspections typically conducted for seed certification? After seed marketing At various crop growth stages Only during seed processing Only at the crop harvest stage 5. The Svalbard Global Seed Vault was officially opened and inaugurated in ________ 2008 2012 2010 2006 6. Under prolonged flooding conditions, the phytohormone Ethylene can trigger the formation of_________ Thicker leaves Higher stomatal density A waxy cuticle Aerenchyma in the roots 7. What is the first major step in seed processing after harvesting? Treating Grading Cleaning Drying 8. The accumulation of Reactive Oxygen Species (ROS) is a common consequence of both abiotic and biotic stresses, leading to ___________ Cellular damage Nutrient absorption Reduced transpiration Increased photosynthesis 9. Practices like building contour bunds help manage rainwater by reducing surface runoff and soil erosion, thereby increasing the soil moisture available for crops True False 10. Which CGIAR genebank is primarily responsible for conserving the world’s largest collection of rice germplasm? IRRI, Philippines CIMMYT, Mexico CIP, Peru ICARDA, Lebanon Loading … Question 1 of 10
