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