MCQs Botany-2 Posted on 2023-04-292024-10-14Author admin 0 MCQs Botany-2 1. __________ is called seed dormancy The ability of the seed to remain in a dormant state The ability of the seed to germinate and produce a healthy and viable plant The ability of the seed to withstand extreme environmental stress The ability of the seed to disperse in the surroundings 2. Soil texture can be defined as____________ Segregation of soil particle Relative proportion of soil particles Structural strength of soil particles Arrangement of soil particles 3. ________ is the main energy-producing organelle in the cell Endoplasmic reticulum Mitochondria Ribosome Nucleus 4. Concentration of oxygen in the atmosphere is approximately ____________________________ 0.9% 21% 0.04% 78% 5. __________ is the botanical name of the tomato plant Vitis vinifera Solanum lycopersicum Cucumis sativus Brassica oleracea 6. __________ is the common name of Triticum dicoccum Winter wheat Durum wheat Emmer wheat Einkorn wheat 7. ________ proposed germplasm theory Francis Galton August Weismann Von Baer None 8. Concentration of nitrogen in the atmosphere is approximately ____________________________ 0.04% 21% 0.9% 78% 9. High temperature causes increased _______ , leading to plant water stress Evaporation Photosynthesis Evapotranspiration Transpiration 10. ________ cell lacks a well defined nucleus Plant Cell Eukaryotic cell Prokaryotic cell Animal Cell 11. Cell wall is a distinct feature of ___________ cell Plant Cell Animal Cell Eukaryotic cell Prokaryotic cell 12. In plants________ is the movement of synthesized materials from leaves to other plant parts Absorption Translocation Adsorption Ascent of sap 13. In plants________ are the chemicals synthesized during photosynthesis Nutrients Minerals Leachates Photosynthates 14. _______ can be termed as soil structure Relative proportion of soil particles Arrangement of soil particles Segregation of soil particle Structural strength of soil particles 15. ____________ is the process of water uptake by roots Transpiration Photosynthesis Absorption Hydrolysis 16. In plants,_____________ is called seed viability The ability of the seed to store food and nutrients for the developing plant The ability of the seed to germinate and produce a healthy and viable plant The ability of the seed to withstand extreme environmental stress The ability of the seed to disperse 17. ___________ is sum total of all conditions surrounding us at a specific time and location Environment Ecosystem Weather Niche 18. Golgi apparatus in a cell can perform ____________function Genetic material storage To package and distribute proteins and lipids Protein production Energy production 19. _______ is the scientific name name for the peanut plant Brassica oleracea Arachis hypogaea Cucumis sativus Solanum tuberosum 20. Photorespiration takes place in ___________ Chloroplast Peroxisomes Chloroplast, Peroxisomes, Mitochondria Mitochondria Loading …
