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