Seed Science MCQs-15 Posted on March 9, 2026March 12, 2026Author agropublishers 0 Table of Contents Toggle Seed Science MCQs-15 Multiple Choice Questions (MCQs)Seed Science MCQs-15 Seed Science MCQs-15 Multiple Choice Questions (MCQs) 1. The main components of seed quality include ________ Physical purity, genetic purity, germination, and vigor Seed shape, taste and aroma Color, price, packaging Seed Size and shape only 2. The primary role of synergid cells in the embryo sac is to________ Store reserve nutrients Produce the endosperm tissue Guide and facilitate pollen tube entry Differentiate into megaspores 3. The tissue that nourishes the embryo during early development is _________ Seed coat Pericarp Endosperm Ovary wall 4. Discolored or shriveled seeds in a lot are often an indication of ________ Excellent seed vigor Possible disease, damage, or deterioration High genetic purity Proper and careful storage 5. Quiescence differs from dormancy because quiescence is ___________ Hormone-dependent Genetically controlled Environmentally imposed Irreversible 6. In broccoli the inflorescence is a _______ type Corymb Raceme Spike Panicle 7. Generally in crop plants, exposure to high temperature or drought during the final stages of seed maturation produces greenish mature seeds, primarily due to __________ Over-proliferation of endosperm tissue Reduced abscisic acid (ABA) synthesis Interrupted chlorophyll degradation Excess accumulation of LEA proteins 8. The most common seed-associated pathogens are ___________ Fungi Bacteria Nematodes Viruses 9. The fusion of a sperm nucleus with the two polar nuclei in the central cell produces the __________ Diploid embryo nucleus Triploid primary endosperm nucleus Haploid central nucleus Tetraploid endosperm nucleus 10. Seed coat permeability primarily controls ________ Imbibition rate Respiration Dormancy only Enzyme synthesis Loading … Question 1 of 10 Seed Science MCQs-15