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