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