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