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. Golden rice is genetically modified for _____________ fortification Protein Vitamin A Zinc Iron 2. ________________hormone breaks seed dormancy in plants. Cytokinin Abscisic acid Ethylene Gibberellin 3. _______________ 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 photosynthates Transportation of sugars from leaves to other parts of the plant 4. ________________ phytochemicals are involve in plant defense against herbivores Starch Fats Terpenoids Proteins 5. ________________hormone promotes senescence in plants. Ethylene Gibberellin Cytokinin Auxin 6. ___________ is the scientific name rubber plant Olea europaea Hevea brasiliensis Camellia sinensis Aloe barbadensis 7. when glucosinolates are broken down, by myrosinase, _________ are formed. Phenolic acids Isothiocyanates Lectins Terpenoids 8. ________________hormone is used to stimulate root development in tissue culture. Cytokinin Auxin Gibberellin Ethylene 9. ___________ is the scientific name tea plant Olea europaea Camellia sinensis Aloe barbadensis Vanilla planifolia 10. _________ technique is associated with rapid plant propagation Genetic Engineering Bioremediation Fermentation Tissue culture 11. Somaclones are plants regenerated from____________ Pollen grains Root tips Seeds Non-reproductive cells 12. _______________ developed the system of binomial nomenclature for plants Charles Darwin Carl Linnaeus Thomas Malthus Gregor Mendel 13. Allelopathy is an important component in the development of future integrated strategies for____________ Irrigation management Fruit management Soil management Weed management 14. ___________ is the family of coffee plant Poaceae Rubiaceae Malvaceae Fabaceae 15. ________________hormone commonly known as a stimulator of seed dormancy stimulation in plants. Ethylene Cytokinin Abscisic acid Gibberellin 16. Cryopreservation is a technique used for ________________ Increasing drought tolerance Long-term storage of plant germplasm Rapid multiplication of plant shoots Enhancing seed germination 17. _________________is the botanical name for the common orange tree Citrus sinensis Annona cherimola Citrullus lanatus Phoenix dactylifera 18. Micropropagation refers to the rapid multiplication of plants using________ Grafting Seeds Tissue culture Cutting 19. ___________ is the scientific name of Aloe vera plant Aloe barbadensis Olea europaea Camellia sinensis Vanilla planifolia 20. _______ 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 Loading …