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