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