MCQs Botany [34] Posted on October 21, 2025Author agropublishers 0 1. Which of the following transport mechanisms does NOT require energy? Facilitated diffusion Active transport Endocytosis Simple diffusion 2. The Svalbard Global Seed Vault is located in ___________ Finland Sweden Denmark Norway 3. Tobacco (Nicotiana tabacum) has diploid chromosome number (2n) = _________ 42 48 30 38 4. The most common sugar in hemicellulose, especially in hardwoods and cereals, is ___________ Xylose Fructose Ribose Galactose 5. Land degradation and erosion are fundamentally associated to ____________________ Deforestation Drought Natural resource management Water availability 6. The overproduction of Reactive Oxygen Species, such as superoxide radicals and hydrogen peroxide, during both abiotic and biotic stresses primarily results in ____________ Enhanced nutrient uptake Oxidative damage to cellular components A higher rate of carbon fixation Increased stomatal conductance 7. ___________ the process of intentionally adding beneficial fungi to a plant’s root system to establish a symbiotic relationship, where the fungi help the plant absorb nutrients like phosphorus and nitrogen from the soil in exchange for carbon Rhizobium fixation Mycorrhizal inoculation Fertilization Tillage 8. The main role of cellulose in plants is to _________ Regulate water transport Facilitate photosynthesis Provide structural support Store energy 9. How are onions often used in cooking? As a flavor enhancer As a garnish As a thickening agent As a sweetener 10. Frost damage in crops is primarily caused by______________ Ice crystal formation inside tissues Reduced photosynthesis Low relative humidity High respiration at night Loading … Question 1 of 10
