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