MCQs Botany-5 Posted on 2024-02-192024-11-08Author admin 0 MCQs Botany-5 Multiple Choice Questions (MCQs) for Test Preparation Botany, Plant Sciences 1. Golden rice is genetically modified for _____________ fortification Zinc Iron Protein Vitamin A 2. _______________ is the role of xylem in plants Transportation of photosynthates Regulation of water uptake Transportation of water and minerals from roots to other parts of the plant Transportation of sugars from leaves to other parts of the plant 3. ________________ phytochemicals are involve in plant defense against herbivores Fats Proteins Terpenoids Starch 4. ___________ is the scientific name of Aloe vera plant Aloe barbadensis Vanilla planifolia Olea europaea Camellia sinensis 5. ________________hormone breaks seed dormancy in plants. Ethylene Abscisic acid Gibberellin Cytokinin 6. ___________ is the family of coffee plant Poaceae Fabaceae Malvaceae Rubiaceae 7. ________________hormone is used to stimulate root development in tissue culture. Gibberellin Auxin Ethylene Cytokinin 8. when glucosinolates are broken down, by myrosinase, _________ are formed. Terpenoids Lectins Phenolic acids Isothiocyanates 9. ________________hormone commonly known as a stimulator of seed dormancy stimulation in plants. Cytokinin Gibberellin Ethylene Abscisic acid 10. Somaclones are plants regenerated from____________ Non-reproductive cells Pollen grains Root tips Seeds 11. ___________ is the scientific name rubber plant Hevea brasiliensis Olea europaea Camellia sinensis Aloe barbadensis 12. Cryopreservation is a technique used for ________________ Rapid multiplication of plant shoots Long-term storage of plant germplasm Enhancing seed germination Increasing drought tolerance 13. _________ technique is associated with rapid plant propagation Genetic Engineering Fermentation Tissue culture Bioremediation 14. ________________hormone promotes senescence in plants. Ethylene Auxin Gibberellin Cytokinin 15. _________________is the botanical name for the common orange tree Annona cherimola Citrullus lanatus Phoenix dactylifera Citrus sinensis 16. Micropropagation refers to the rapid multiplication of plants using________ Cutting Grafting Seeds Tissue culture 17. _______ of the following is NOT typically studied by ethnobotanists Ritualistic significance of plants in specific cultures Chemical composition of plant cells Culinary uses of local plants Medicinal uses of plants by different cultures 18. ___________ is the scientific name tea plant Aloe barbadensis Vanilla planifolia Olea europaea Camellia sinensis 19. Allelopathy is an important component in the development of future integrated strategies for____________ Fruit management Soil management Irrigation management Weed management 20. _______________ developed the system of binomial nomenclature for plants Charles Darwin Carl Linnaeus Gregor Mendel Thomas Malthus Loading …