1. Which are not included in the five kingdom classification proposed by Whittaker? 1) Protista without cell walls 2) Prokaryotes that lack cell wall 3) Branched filamentous bacteria 4) Lichens, viruses, viroids and prions 2. Peptidoglycan is made up of 1) Glycolipid 2) Amino acid 3) Polysaccharide 4) 2 and 3 3. The most primitive organisms showing oxygenic photosynthesis are 1) cyanobacteria 2) chrysophytes 3) green algae 4) sulphur bacteria 4. Which among the following statement is wrong? 1) In Diatoms epitheca and hypotheca fit together like a soap box 2) Diatomaceous earth is used in filtration of oils 3) Centrales show radial symmetry 4) Auxospores are asexual spores 5. Protistian algae or Photosynthetic protists comprises 1) Euglenoids, slime moulds , protozoans 2) Diatoms, dinoflagellates, euglenoids 3) Protozoans, diatoms, euglenoids 4) Slime moulds, chrysophytes, protozoans 6. Protein molecule which prevents viral multiplication is 1) Interferons 2) Viroids 3) Prions 4) Probes 7. Glycogen is the stored food in the following kingdoms. 1) Protista, Fungi 2) Fungi, Animalia 3) Monera, Protista 4) Animalia, Plantae 8. Fungal cell walls are made up of 1) Chitin and polysaccharides 2) Chitin only 3) Proteins and chitin 4) Chitin and sucrose 9. In respect to mycoplasmas which among the following statement is wrong? 1) They are pleomorphic 2) They are also named as PPLO 3) They cause diseases in plants 4) They are sensitive to penicillin 10. Contagium vivum fluidum was proposed by 1) Beijerinck 2) Ivanovsky 3) Stanley 4) Pasteur 11. Heterocysts are specialized in 1) Formation of internal hormogones 2) Saprotrophism 3) Nitrogen fixation under aerobic conditions 4) Nitrogen fixation under anaerobic conditions 12. The flask shaped ascocarp with an open- ing is called 1) Perithecium 2) Apothecium 3) Cleistothecium 4) All of these 13. The following genus which has prokaryotic cell structure, non cellulosic cell wall, oxygenic photosynthesis and a special cell called heterocyst for nitrogen fixation is 1) Mycoplasmas 2) Streptomyces 3) Methano bacterium 4) Nostoc 14. Identify the correct match 1) Kieselguhr - accumulated cell wall deposits 2) Pennales - radial symmetrical diatoms 3) Auxospores - asexual spores of chrysophytes 4) Centrales - bilateral symmetrical diatoms 15. Heterothallism was discovered by 1) Blakeslee 2) K.C. Mehta 3) Pasteur 4) Alexopolus 16. Diatoms lack flagella and float in water due to the presence of 1) Air sacs formed inside the cell 2) Lipids stored in them as food reserve 3) Silica in the cell wall 4) None of these 17. Cell wall of bacteria is composed of 1) Lipids 2) Complex lipids 3) Muco peptide complex 4) Lipoprotein 18. Trichodersmium erythrium which gives colour to red sea is a 1) Green alga 2) Blue green alga 3) Red alga 4) Brown alga 19. Match Column I with Column II Column - I Column – II A) Phycomycetes I) Fungi imperfecti B) Ascomycetes II) Club fungi C) Basidiomycetes III) Algal fungi D) Deuteromycetes IV) Sac fungi The correct match is: A B C D A B C D 1) V I IV III 2) III IV II I 3) IV III I II 4) I II III IV 20. Match Column I with Column II Column - I Column – II A) Viroid I) Nucleoprotein B) Virusoid II) Only infectious protein C) Prion III) Only infectious nucleic acid D) Virion IV) Protein coat with short and long nucleic acid The correct match is A B C D A B C D 1) IV I II III 2) III IV II I 3) II IV I III 4) IV II III I 21. Match Column I with Column II Column - I Column – II A) Endospores I) Diatoms B) Hormogoniaq II) Slime Moulds C) Auxospores III) Blue green algae D) Plasmodium IV) Eubacteria V) Archae bacteria The correct match is A B C D A B C D 1) IV III I II 2) III IV V II 3) IV III II I 4) V II III I 1. Budding is the most common type of asex- ual reproduction in 1) Spirogyra 2) Yeast 3) Anthoceros 4) Pteris 2. Study the following pair of families. Which among the pair is correct in relation to simi- lar characters? 1) Convolvulaceae and Solanaceae 2) Annonaceae and Liliaceae 3) Nelumbonaceae and Orchidaceae 4) Malvaceae and Poaceae 3. Phylogenetic system of classification is based on 1) Evolutionary relationship 2) Chemical constituents 3) Morphological features 4) Floral characters 4. Choose the correct sequence of taxonomic categories 1) Class – phylum – order – family – genus – species 2) Division – class – family – order – genus – species 3) Division – class – order – family – genus – species 4) Phylum – order – class – family – genus – species 5. Systema Naturae was written by 1) Ernst Mayr 2) Linnaeus 3) R.H. Whittaker 4) W.M.Stanley 6. Match Column I with Column II Column - I Column – II A. Musca I. Primata B. Homo II. Spermatophyta C. Triticum III. Anacardiaceae D. Mangifera IV. Diptera V. Poaceae The correct match is : A B C D A B C D 1) III I II IV 2) IV V II I 3) IV I V III 4) III V IV II 7. Match Column I with Column II Column - I Column – II A) Couplet I) Information of one taxon B) Lead II) Specially designed C) Monograph III) Information of several taxa D) Manuals IV) Each statement in the key V) A pair of contrasting characters The correct match is: A B C D A B C D 1) V IV I III 2) IV II III I 3) I III II IV 4) III I IV II KEY: 1-2 ; 2-1 ; 3-1 ; 4-3 ; 5-2 ; 6-3 ; 7-1 n email: [email protected]ñªëÅ]î¦ô¢Ù 22 Ôví‡öËÀ 2020 Heterocysts are specialized in? NEET-2020 Botany Biological Classification Dr. Chennakesavulu Subject Expert Writer The Living World 1. Which of the following statement is correct 1) Volvox is an isolated, individual organ- ism 2) Ulothrix is not filamentous green alga 3) Chlamydomonas is unicellular, micro- scopic alga 4) Spirogyra is colonial and does not pos- sess chloroplasts 2. Select the mismatch 1) Bryophytes – prevents soil erosion 2) Algae – used in space travel 3) Fungi – autotropic thallophytes 4) Pteridophytes – true land plants 3. Stellar evolution was first observed in 1) Bryophytes 2) Pteridophytes 3) Gymnosperms 4) Angiosperms 4. Select the mismatch 1) Cycas – coralloid roots 2) Cedrus – stem branched 3) Ginkgo – living fossil 4) Pinus – adventitious roots without myc- orrhiza 5. Which of the following statement is wrong? 1) Pteridophytes show diplontic life cycle 2) Spirogyra exhibits haplontic life cycle 3) Bryophytes shows haplo-diplontic life cycle 4) Fucus exhibits haplontic life cycle 6. Iodine is extracted from 1) Green algae like Spirogyra 2) Kelps like Laminaria 3) Blue green algae like Nostoc and Anabaena 4) Red algae like Gracilaria 7. Stele consisting of a central core of xylem surrounded by phloem is called 1) Siphono stele 2) Soleno stele 3) Dictyo stele 4) Proto stele 8. In ferns each sorus is covered by a mem- branous sheath of its own called 1) Ramenta 2) Pseudo elater 3) False indusium 4) Indusium 9. Match Column I with Column II Column - I Column – II A) Chara I) Liver wort B) Ectocarpus II) Brown algae C) Marchantia III) Red algae D) Gelidium IV) Green algae V) Horse tail The correct match is A B C D A B C D 1) I II III IV 2) IV II I III 3) IV I II III 4) II IV I III Plant Kingdom KEY: 1-3; 2-3; 3-2; 4-4; 5-4; 6-2; 7-4; 8-4; 9-2; . KEY: 1- 4; 2-4; 3-1; 4-4; 5-2; 6-1; 7-2; 8-1; 9-4; 10-1; 11-3; 12-1; 13- 4; 14-1; 15-1; 16-2; 17-3; 18-2; 19-2; 20-2; 21-1 Linnaeus
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