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