MCQs Agronomy-53 Posted on June 27, 2025August 30, 2025Author agropublishers 0 1. _________ is commonly used for collecting soil samples from the field Penetrometer Soil auger Soil gauge None of these 2. _________ is used to measure the chlorophyll content in plant leaves SPAD Hygrometer Pyranometer Anemometer 3. Humus is a decomposed form or end product of ______ Hemicellulose Soil organic matter Soil microorganisms Hormones 4. Mycorrhizae are primarily helpful to enhance uptake of________ in plants Phosphorus Carbon dioxide None of these Oxygen 5. Soil pH is a measure of__________________ Nutrient content Soil water contents Organic matter content Hydrogen ion concentration 6. Vernalization refers to__________ Cold-induced flowering Seed dispersal Root elongation Leaf abscission 7. Among the soil particles ___________ has the lowest water infiltration and drainage capacity Silt and Sand Silt Sand Clay 8. What is the primary purpose of pheromone traps in croplands? Increase soil fertility Monitor insect pest populations Attract beneficial insects Directly kill all pests in a field 9. What is the primary function of a datalogger in agricultural fields? Record and monitor environmental parameters Used as a temperature sensor Regulation of irrigation pumps Plant disease sensor 10. NDVI stands for _______________ Nitrogen Density Vegetation Indicator Normalized Difference Vegetation Index None of these Nutrient Deficiency Verification Instrument Loading … Question 1 of 10
