MCQs Plant Breeding and Genetics-45 Posted on 2025-11-03Author admin 0 1. Cultivated tomato (Solanum lycopersicum) has a diploid chromosome number (2n)= ____________ 24 48 36 42 2. ____________ is predominately cross-pollinated crop Proso millet Foxtail millet Pearl millet Finger millet 3. Double fertilization is a unique reproductive feature found only in __________ Bryophytes Angiosperms Gymnosperms Pteridophytes 4. The botanical name of the castor plant is __________ Ricinus indica Ricinus cannabinus Ricinus officinalis Ricinus communis 5. Improper drying, cleaning, or treatment of seeds can lead to__________ Reduced seed viability and field performance Enhanced vigor Improved germination Increased seed uniformity 6. Gymnosperms are characterized by seeds that are ____________ Surrounded by a pericarp Naked and not enclosed by an ovary Enclosed within a fruit Contained within a capsule 7. _________ ranks second in global castor production Brazil Mozambique India China 8. What is the main objective of seed sampling? To obtain a representative sample of the seed lot for testing To separate different seed varieties To determine the moisture content of the seed lot To remove weed seeds from the lot 9. Which enzyme is responsible for synthesizing a new strand of DNA during replication? DNA Ligase RNA Polymerase Helicase DNA Polymerase 10. The term “canola” is a combination of ___________ Canadian oil, low acid Canadian oil, light acid Canola oil, low acid None of these Loading …
