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