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 botanical name for the common orange tree Phoenix dactylifera Citrullus lanatus Citrus sinensis Annona cherimola 2. Micropropagation refers to the rapid multiplication of plants using________ Tissue culture Grafting Seeds Cutting 3. _______________ developed the system of binomial nomenclature for plants Gregor Mendel Charles Darwin Carl Linnaeus Thomas Malthus 4. _________ technique is associated with rapid plant propagation Bioremediation Genetic Engineering Fermentation Tissue culture 5. ___________ is the scientific name of Aloe vera plant Olea europaea Camellia sinensis Vanilla planifolia Aloe barbadensis 6. ________________hormone is used to stimulate root development in tissue culture. Ethylene Gibberellin Cytokinin Auxin 7. Cryopreservation is a technique used for ________________ Long-term storage of plant germplasm Increasing drought tolerance Rapid multiplication of plant shoots Enhancing seed germination 8. ________________ phytochemicals are involve in plant defense against herbivores Starch Proteins Fats Terpenoids 9. Somaclones are plants regenerated from____________ Pollen grains Non-reproductive cells Seeds Root tips 10. ________________hormone commonly known as a stimulator of seed dormancy stimulation in plants. Cytokinin Abscisic acid Ethylene Gibberellin 11. Golden rice is genetically modified for _____________ fortification Iron Protein Zinc Vitamin A 12. ___________ is the scientific name rubber plant Hevea brasiliensis Olea europaea Aloe barbadensis Camellia sinensis 13. Allelopathy is an important component in the development of future integrated strategies for____________ Soil management Weed management Irrigation management Fruit management 14. ___________ is the family of coffee plant Malvaceae Fabaceae Poaceae Rubiaceae 15. ___________ is the scientific name tea plant Vanilla planifolia Aloe barbadensis Olea europaea Camellia sinensis 16. when glucosinolates are broken down, by myrosinase, _________ are formed. Phenolic acids Isothiocyanates Terpenoids Lectins 17. _______________ 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 sugars from leaves to other parts of the plant Transportation of photosynthates 18. ________________hormone promotes senescence in plants. Gibberellin Ethylene Auxin Cytokinin 19. _______ of the following is NOT typically studied by ethnobotanists Chemical composition of plant cells Culinary uses of local plants Medicinal uses of plants by different cultures Ritualistic significance of plants in specific cultures 20. ________________hormone breaks seed dormancy in plants. Cytokinin Ethylene Abscisic acid Gibberellin Loading … Question 1 of 20