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