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