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. _________ described massive water loss causing cell shrinkage Endosmosis Diffusion Plasmolysis Exosmosis 2. In DNA adenine generally pairs with _______ None of these Guanine Cytosine Thymine 3. Prosenchyma is a type of __________ Collenchyma Sclerenchyma Chlorenchyma Parenchyma 4. Azotobacter is ________ that fixe atmospheric nitrogen in the soil symbiotic Fungi Non-symbiotic Fungi Non-symbiotic Bacteria Symbiotic Bacteria 5. ______________ received the Nobel Prize in Chemistry (1930), for his research into the constitution of haemin and chlorophyll and especially for his synthesis of haemin Johann Deisenhofer Hans Fischer Melvin Calvin Richard Willstätter 6. _________ is the study of fungi Plant Pathology Microbiology Mycology Phycology 7. ______________ received Nobel Prize in Chemistry (1915), for his research on plant pigments, especially chlorophyll Richard Willstätter Melvin Calvin Hans Fischer Johann Deisenhofer 8. Heterosis is_______ Hybrid incompatibility Hybrid sterility Hybrid compatibility Hybrid vigor 9. Glycosidic Linkage connects two ________________ Nucleotides Monosaccharides Fatty Acids Amino acids 10. ______________ received the Nobel Prize in Chemistry (1961), for his research on carbon dioxide assimilation in plants Melvin Calvin Hans Fischer Richard Willstätter Johann Deisenhofer 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. 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 Review Article Monograph Manual Journal 13. _________ described water movement out of the cell Diffusion Plasmolysis Endosmosis Exosmosis 14. ______________ received shared Nobel Prize in Chemistry (1988), for the determination of the three-dimensional structure of a photosynthetic reaction centre” Hans Fischer Richard Willstätter Johann Deisenhofer Melvin Calvin 15. _________ can be associated with plant cell swelling Exosmosis Plasmolysis Endosmosis Diffusion 16. Normal greenhouse effect is essential for life on Earth, trapping heat that keeps our planet warm, maintaining an average temperature ______. 25 ℃ 8 ℃ 42 ℃ 15 ℃ 17. _______ is an organism that lives on or inside the body of a different organism and obtains nutrients from it Auxotroph Parasite Autotroph Myxotroph 18. ____ is credited with popularizing the concept, “All cells come from cells,” a foundational principle of Cell Theory”. William Kirby William Spence Marcello Malpighi Rudolf Virchow 19. Prosenchyma is a type of __________ Sclerenchyma Collenchyma Parenchyma Chlorenchyma 20. Eggplants belong to the ______________ family Solanaceae Brassicaceae Liliaceae Poaceae Loading …