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