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