MCQs Botany-7 Posted on 2024-03-172024-11-08Author admin 0 MCQs Botany-7 Multiple Choice Questions (MCQs) for Test Preparation Botany, Plant Sciences 1. _______ is an organism that lives on or inside the body of a different organism and obtains nutrients from it Myxotroph Auxotroph Autotroph Parasite 2. _________ described massive water loss causing cell shrinkage Plasmolysis Endosmosis Exosmosis Diffusion 3. A ____________ is a comprehensive written work that provides a detailed and authoritative account of a specific taxonomic group, such as a genus, family, or class Monograph Manual Review Article Journal 4. ____ is credited with popularizing the concept, “All cells come from cells,” a foundational principle of Cell Theory”. William Spence William Kirby Rudolf Virchow Marcello Malpighi 5. _________ can be associated with plant cell swelling Exosmosis Diffusion Plasmolysis Endosmosis 6. Azotobacter is ________ that fixe atmospheric nitrogen in the soil symbiotic Fungi Symbiotic Bacteria Non-symbiotic Bacteria Non-symbiotic Fungi 7. ______________ received the Nobel Prize in Chemistry (1961), for his research on carbon dioxide assimilation in plants Richard Willstätter Hans Fischer Melvin Calvin Johann Deisenhofer 8. ______________ received shared Nobel Prize in Chemistry (1988), for the determination of the three-dimensional structure of a photosynthetic reaction centre” Johann Deisenhofer Melvin Calvin Richard Willstätter Hans Fischer 9. Normal greenhouse effect is essential for life on Earth, trapping heat that keeps our planet warm, maintaining an average temperature ______. 8 ℃ 25 ℃ 15 ℃ 42 ℃ 10. Heterosis is_______ Hybrid sterility Hybrid compatibility Hybrid incompatibility Hybrid vigor 11. In DNA adenine generally pairs with _______ Guanine Cytosine Thymine None of these 12. ______________ received Nobel Prize in Chemistry (1915), for his research on plant pigments, especially chlorophyll Melvin Calvin Johann Deisenhofer Richard Willstätter Hans Fischer 13. _________ is the study of fungi Phycology Plant Pathology Microbiology Mycology 14. Glycosidic Linkage connects two ________________ Fatty Acids Nucleotides Amino acids Monosaccharides 15. Pollen grain formation is a key adaptation that allows plants to reproduce ____________, for fertilization. Without the need for water with ample supply of water None of these in the presence of water 16. ______________ received the Nobel Prize in Chemistry (1930), for his research into the constitution of haemin and chlorophyll and especially for his synthesis of haemin Melvin Calvin Johann Deisenhofer Hans Fischer Richard Willstätter 17. Eggplants belong to the ______________ family Solanaceae Poaceae Liliaceae Brassicaceae 18. _________ described water movement out of the cell Endosmosis Plasmolysis Diffusion Exosmosis 19. Prosenchyma is a type of __________ Collenchyma Sclerenchyma Parenchyma Chlorenchyma 20. Prosenchyma is a type of __________ Sclerenchyma Chlorenchyma Parenchyma Collenchyma Loading …