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