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NEET CRASH COURSE PAPER -1 | Living Word & Biological Classification
1 . Which of the following is most appropriately correct ?
( a ) In Ascomycetes the sexual reproduction involves a phase called dikaryophase .
( b ) In Ascomycetes fusion of two haploid cells immediately results in the formation of a diploid cell without any intervening dikaryotic stage .( c ) In Fungi sexual reproduction occurs by zoospores .
( d ) Ascospores in fungi are produced during asexual reproduction .
2 Match the following and choose the correct combina tion from the options given .
Column I Column II
( Common name ) ( Taxonomic category )
A. Wheat 1. Primata
B. Mango 2 . Diptera
C. Housefly 3 . Sapindales
D. Man 4 . Poales
( a ) A - 4 , B - 3 , C - 2 , D - 1
( b ) A - 2 , B - 4 , C - 1 , D - 3
( c ) A - 3 , B - 4 , C - 2 , D - 1
( d ) A - 4 , B - 2 , C - 3 , D - 1
3. Which of the following figures represents the correct method of pressing plants to form herbarium sheets ?
( b ) Figure B as every plant part is unfolded
( c ) Both figures A and B as folding or unfolding does not matter
( d ) None of these
4. Select the correct statements among the follwing ( i - iv ) regarding the characteristics of certain organisms .
( i ) Methanogens are archaebacteria which produce methane in marshy areas .
( ii ) Nostoc is a filamentous blue - green alga which fixes atmospheric nitrogen .
( iii ) Chemosynthetic autotrophic bacteria synthesize cellulose from glucose .
( iv ) Mycoplasma lack a cell wall and can survive without oxygen .
( a ) ( ii ) and ( iii )
( b ) ( i ) , ( ii ) and ( iii )
( c ) ( ii ) , ( iii ) and ( iv )
( d ) ( i ) , ( ii ) and ( iv )
5. Given is the representation of life cycle of members of classes Ascomycetes and Basidiomycetes . Select the correct option for processes A , B and C.
A B C
( a ) Karyogamy Plasmogamy Meiosis
( b ) Plasmogamy Karyogamy Meiosis
( c ) Plasmogamy Meiosis Karyogamy
( d ) Karyogamy Meiosis Plasmogamy
6 . Protista differs from Monera in having members with
( a ) cell wall
( b ) autotrophic nutrition
( c ) nuclear membrane
( d ) both ( b ) and ( c ) .
7 . Which of the following is not in a correct hierarchial order ?
( a ) Class , Family , Genus , Species
( b ) Phylum , Order , Family , Genus
( c ) Class , Order , Family , Genus
( d ) Phylum , Family , Order , Species .
8. Bacteria are grouped under four categories according to their shape . Study the given figures and select the correct option regarding this .
A B C D
( a ) Cocci Bacilli Spirilla Vibrio
( b ) Spirilla Bacilli Vibrio Cocci
( c ) Bacilli Spirilla Vibrio Cocci
( d ) Bacilli Spirilla Cocci Vibrio
9. In the 5 - kingdom classification , the kingdom that includes the blue - green algae , nitrogen - fixing bacteria and methanogenic archaebacteria , is
( a ) Protista
( b ) Monera
( c ) Plantae
( d ) Fungi .
10. Match column I with column II and select the correct option .
Column I Column II
A. Morels ( i ) Deuteromycetes
B. Smut ( ii ) Ascomycetes
C. Bread mould ( iii ) Basidiomycetes
D. Imperfect fungi ( iv ) Phycomycetes
( a ) A- ( iii ) , B- ( iv ) , C - ( i ) , D- ( ii )
( b ) A- ( ii ) , B- ( iii ) , C- ( iv ) , D- ( i )
( c ) A- ( iv ) , B- ( i ) , C- ( ii ) , D- ( iii )
( d ) A- ( iii ) , B- ( iv ) , C- ( ii ) , D- (i)
11. Find out the correct statement .
( a ) In lichens , the algal component is called phycobiont and fungal component is known as mycobiont , which are heterotrophic and autotrophic respectively .
( b ) Viroid contains RNA of low molecular weight and a protein coat .
( c ) A virus contains both RNA and DNA.
( d ) Viruses are obligatory parasites .
12. The term taxonomy was introduced by
( a ) De Candolle
( b ) Bentham and Hooker
( c ) Linnaeus
( d ) Huxley .
13. The given flowchart represents the hierarchy of various taxonomic categories . ( Identify the missing categories ( A , B and C ) and select the correct statements regarding these .
( i ) A is the taxonomic category which contains a number of related genera .
( ii ) Examples of category B are Monocotyledonae , Dicotyledonae , Mammalia , etc.
( iii ) C represents the basic unit of taxonomic hierarchy .
( iv ) Examples of category C are Fungi , Monera Protista , etc
( a ) ( i ) and ( ii ) only
( b ) ( iii ) and ( iv ) only
( c ) ( i ) , ( ii and ( iv )
( d ) ( i ) , ( ii ) , ( iii ) and ( iv )
14. Choose the wrong statements regarding the structure of a bacterial cell .
A. Glycocalyx is the outer most envelope in bacteria .
B. The glycocalyx could be a loose sheath called capsule .
C. The glycocalyx may be thick and tough called slime layer .
D. A special structure formed by the plasma membrane is called mesosome .
E. Small bristle like fibres sprouting out of the cell surface are called fimbriae .
( a ) A and C
( b ) A and B
( c ) B and C
( d ) A and D
15. Animals are classified into hierarchical groups . In which one of the following , the largest number of species is found ?
( a ) Genus
( b ) Order ( c ) ( b ) Order
( c ) Family
( d ) Class
16. Select the incorrect statements .
( A ) Lower the taxon , more are the characteristics that the members within the taxon share .
( B ) Order is the assemblage of genera which exhibit a few similar characters .
( C ) Cat and dog are included in the same family Felidae .
( D ) Binomial nomenclature was introduced by Carolus Linnaeus .
( a ) A , B and C
( b ) B , C and D
( c ) A and D
( d ) B and C
17. Specific epithet is
( a ) first word in the scientific name of a species
( b ) second word in the scientific name of a species
( c ) written with first letter capital
( d ) Both ( b ) and ( c ) .
18. Cell present in some filamentous cyanobacteria which is specialised for nitrogen fixation is called
( a ) heterocyst
( b ) mesosome
( c ) volutin
( d ) phycobilisome .
19. Identify the correct hierarchial arrangement in descending order along with correct examples .
( a ) Phylum → Class → Family → Order → Species
Angios Dicoty Anacar Sapin ledonae diaceae dales Mangifera indica permae
( b ) Phylum → Class → Order → Family → Genus
Angios Dicoty Poales Anacar Mangifera permae ledonae diaceae
( c ) Division → Class → Order → Angios Family → Genus Dicoty Sapindales Anacar ledonae Mangifera permae diaceae Angios
( d ) Division → Class → Order → Family permae Dicoty Poales Anacar ledonae diaceae → Species Mangifera indica
20. Bacteriophages kill
( a ) fungi
( b ) parasites
( c ) bacteria
( d ) viruses .
21. Viral genome incorporated into host DNA is called
( a ) prophase
( b ) prophage
( c ) bacteriophage
( d ) plasmid .
22. Trinomial nomenclature has been employed to name the subspecies . Read the following statements regarding this and select the correct ones .
( i ) Subspecies is a category below the species .
( ii ) Subspecies name is a Latin or Latinised word and follows the name of the species .
( iii ) Mostly in zoological nomenclature , the third name represents variety , whereas in botanical nomenclature , the third name represents subspecies .
( iv ) Subspecies name is not italicized when printed
( v ) Examples of trinomial nomenclature are Homo sapiens sapiens , Acacia nilotica indica etc.
( a ) ( i ) , ( ii ) and ( iii )
( b ) ( iii ) , ( iv ) and ( v )
( c ) ( i ) , ( ii ) and ( v )
( d ) ( ii ) , ( iv ) and ( v )
23. In Whittaker's five kingdom classification , eukaryotes were assigned to
( a ) 2 of 5 kingdoms
( b ) 4 of 5 kingdoms
( c ) 3 of 5 kingdoms
( d ) all of the five kingdoms .
24. Viroids have
( a ) single stranded RNA not enclosed by protein coat
( b ) single stranded DNA enclosed by protein coat
( c ) double stranded DNA enclosed by protein coat
( d ) none of these .
25. WHICH OF THE FOLLOWING CHARACTERS SERVED AS THE CRITERIA FOR FAVE KINGDOM SYSTEM OF CLASSIFICATION AS USED BY R.H. Vahittaker?
( a ) Cell structure and thallus organisation
( b ) Mode of nutrition
( c ) Phylogenetic relationships
( d ) All of these
26. A slide under microscope shows following features :
( i ) Unicellularity
( ii ) Well defined nucleus
( iii ) Biflagellate - one flagellum lying longitudinally and the other transversely in a furrow between wall plates
What would you identify it as ?
( a ) Protozoan
( b ) Bacterium
( c ) Euglenoid
( d ) Dinoflagellate
27. ICBN is coded by
( a ) International Code for Biological à
( b ) International Classification of Biological names
( c ) International Code of Botanical Nomenclature
( d ) International Council of Biosphere Navigation .
28. Bentham and Hooker classified dicots into
( a ) polypetalae , gamopetalae and glumiflorae
( b ) polypetalae , gamopetalae and mono chlamydeae
( c ) archichlamydeae , monochlamydeae and glumiflorae
( d ) archichlamydeae , polypetalae and monochlamydeae .
29. Oldest available literature in botany is
( a ) Species Plantarum
( b ) Philosophia Botanica
( c ) Historia Plantarum
( d ) none of these .
30. Taxonomic hierarchy refers to
( a ) stepwise arrangement of all categories for classification of plants and animals
( b ) a group of senior taxonomists who decide the nomenclature of plants and animals
( c ) a list of botanists or zoologists who have worked on taxonomy of a species or group
( d ) classification of a species based on fossil record
31. ' Ordines Anomali ' of Bentham and Hooker includes
( a ) seed plants showing abnormal forms of growth and development
( b ) plants described only in fossil state
( c ) plants described in the literature but which Bentham and Hooker did not see in original
( d ) a few families which could not be placed satisfactorily in the classification .
32. Classification of organisms employed on the basis of morphological characters is
( a ) natural classification
( b ) phylogenetic classification
( c ) artificial classification
( d ) none of the above .
33. The famous botanical garden of Kew is located in
( a ) India
( b ) England
( c ) Germany
( d ) France
34. Phylogenetic system of classification is based on
( a ) morphological features
( b ) chemical constituents
( c ) floral characters
( d ) evolutionary relationships .
35. Which of the following does not occur during lytic life cycle of a virulent DNA phage ?
( a ) Host cell produces large number of virus particles
( b ) The host cell lyse
( c ) New phages are released
( d ) The phage DNA integrated into the host chromosomes
36. Which of the following statements is true about viruses ?
( a ) All viruses known to man are obligate parasites .
( b ) Some viruses have cellular structure and are saprophytes .
( c ) Viruses are filterable facultative parasites .
( d ) Viruses are capable of performing metabolic activities on their own .
37. Reproduction of cyanobacteria is different from bacteria as they reproduce by
( a ) conjugation
( b ) transduction
( c ) fragmentationn
( d ) binary fission .
38. Thermococcus , Methanococcus and Methanobacterium exemplify
( a ) bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondria
( b ) bacteria that contain a cytoskeleton and 80 S ribosomes
( c ) archaebacteria that contain proteins homologous to eukaryotic core histones ( d ) archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiled .
39. Which of the following combination of characters is true for slime moulds ?
( a ) Parasitic , plasmodium with true walls , spores dispersed by air currents
( b ) Saprophytic , plasmodium without walls , spores dispersed by water
( c ) Parasitic , plasmodium without walls , spores dispersed by water
( d ) Saprophytic , plasmodium without walls , spores dispersed by air currents
40. Myxomycetes are
( a ) saprobes or parasites , having mycelia , asexual reproduction by fragmentation , sexual reproduction by fusion of gametes
( b ) slimy mass of multinucleate protoplasm , having pseudopodia - like structures for engulfing food , reproduction through fragmentation or zoospores
( c ) prokaryotic organisms , cellular or acellular saprobes or autotrophic , reproduce by binary fission
(d ) eukaryotic , single - celled or filamentous , saprobes or autotrophic , asexual reproduction by fusion of two cells or their nuclei .
41. The fungus or mycobiont in lichens generally belongs to
( a ) Ascomycetes
( b ) Oomycetes
( c ) Deuteromycetes
( d ) none of these .
42. Which of the following statements regarding universal rules of nomenclature is wrong ?
( a ) The first word in a biological name represents the genus .
( b ) The first word denoting the genus starts with a capital letter .
( c ) Both the words in a biological name , when handwritten , are separately underlined .
( d ) Biological names are generally in Greek and written in italics .
43. Match the following and select the correct combination from the options given below .
Column I Column II
A. Plantae 1 . Archaebacteria
B. Fungi 2. Euglenoids
C. Protista 3 . Phycomycetes
D. Monera 4 . Algae
( a ) A - 4 , B - 3 , C - 2 , D - 1
( b ) A - 1 , B - 2 , C - 3 , D - 4
( c ) A - 3 , B - 4 , C - 2 , D - 1
( d ) A - 4 , B - 2 , C - 3 , D - 1
44 . is a booklet containing list of characters and their alternates which are helpful in the identification of various taxa .
( a ) Key
( b ) Flora
( c ) Monograph
( d ) Manual
45. Consider the following statements with respect to characteristic features of the kingdom .
A. In Animalia , the mode of nutrition is autotrophic .
B. In Monera , the nuclear membrane is present .
C. In Protista the cell type is prokaryotic .
D. In Plantae the cell wall is present .
Of the above statements
( a ) A alone is correct
( b ) B alone is correct
( c ) C alone is correct
( d ) D alone is correct .
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Ans key
1. A, 2.A, 3.B, 4.D, 5.B, 6.C, 7.D, 8.C, 9.B, 10.B, 11.D, 12.C, 13.C, 14.C, 15.D, 16.D, 17.B, 18.A, 19.C, 20.C, 21.B, 22.C, 23.B, 24.A, 25.D, 26.D, 27.C, 28.B, 29.C, 30.A, 31.D, 32.C, 33.B, 34.D, 35.D, 36.A, 37.C, 38.D, 39.D, 40.B, 41.A, 42.D, 43.A, 44.A, 45.D
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