Seed Science MCQs-19 Posted on March 11, 2026March 12, 2026Author agropublishers 0 Table of Contents Toggle Seed Science MCQs-19 Multiple Choice Questions (MCQs)Seed Science MCQs-19 Seed Science MCQs-19 Multiple Choice Questions (MCQs) 1. During seed aging the earliest detectable damage occurs in ________ Membranes Lipids Proteins DNA 2. Dormancy is an adaptation to _______ Increase respiration Improve storage life Delay germination until favorable conditions Enhance seed size 3. Cryopreservation is the process of preserving biological materials (cells, tissues, or organs) by cooling them to extremely low temperatures using_______ Dry and chilled air Refrigeration Ice Liquid nitrogen 4. The embryonic shoot is known as ________ Plumule Radicle Epicotyl Cotyledon 5. Genomic selection is a breeding strategy that uses ______ Seed color Phenotypic traits Seed morphology Whole genome markers 6. _____________________ are the primary hydrophilic seed constituents, involved in imbibition Nucleic acids Pigments Proteins and polysaccharides Lipids 7. In a breeding program, researchers integrate metabolomics with classical germination tests. What unique insight can seed metabolomics provide for improving seed vigor that traditional tests alone cannot? Profiles of small molecules associated with vigor that can act as biochemical markers Exact prediction of final yield regardless of environment Identification of chromosomal translocations using microscopy A direct measure of field emergence rate without sowing seeds 8. Reactive oxygen species responsible for seed aging include __________ Superoxide radicals All of these Hydroxyl radicals Hydrogen peroxide 9. Membrane deterioration primarily causes __________ Increased photosynthesis Loss of selective permeability Reduced respiration Increased protein synthesis 10. The most damaging ROS to cellular components is _______ Hydrogen peroxide Superoxide anion Singlet oxygen Hydroxyl radical Loading … Question 1 of 10 Seed Science MCQs-19
