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