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