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Biological Classification Viruses, Viroids, Prions And Kingdome Monera MCQ
Quiz 10
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Q.1
Karyotaxonomy is based on … ..[ MPPMT 1999]
0%
a) Trinomial nomenclature
0%
b) Organic evolution
0%
c) Number of chromosomes
0%
d) Band formed on chromosomes
Explanation
Answer : (c)
Q.2
Which is not antibiotic? … [ MPPMT 1993]
0%
a) Citric acid
0%
b) Streptomycin
0%
c) Cephalosporin
0%
d) Griseofulvin
Explanation
Answer : (a)
Q.3
Prion consists of .. .. [ MPPMT 2007]
0%
a) DNA
0%
b) RNA
0%
c) Both DNA and RNA
0%
d) Protein
Explanation
Answer : (d)
Q.4
An anaerobic nitrogen fixing bacteria is … [ CBSE 2010]
0%
a) Azotobacter
0%
b) Chlorobium
0%
c) Rhodospirillum
0%
d) Clostridium
Explanation
Answer : (d)
Q.5
Tuberculosis is caused by …[ DPMT 2008]
0%
a) Clostridium
0%
b) Mycobacterium
0%
c) Vibrio cholera
0%
d) Salmonella typhi
Explanation
Answer : (b)
Q.6
Potato spindle Tuber disease is due to … .. [ BHU 2012]
0%
a) Nematode
0%
b) Virus
0%
c) Bacterium
0%
d) Viroid
Explanation
Answer : (d)
Q.7
Mature virus particle is … .. [ BHU 1999]
0%
a) Virion
0%
b) Viricide
0%
c) Capsid
0%
d) Peplomer
Explanation
Answer : (a)
Q.8
Plant viruses mostly have … .. [ MPPMT 1999 ]
0%
a) DNA
0%
b) RNA
0%
c) Both DNA and RNA
0%
d) Coiled nucleolus
Explanation
Answer : (b)
Q.9
Five kingdom classification was proposed in the year … [ kerala 2003]
0%
a) 1959
0%
b) 1969
0%
c) 1919
0%
d) 1859
Explanation
Answer : (b)
Q.10
DNA is not associated with histones in … [ DPMT 2005]
0%
a) Prokaryotes
0%
b) Eukaryotes
0%
c) Fungi
0%
d) Animals
Explanation
Answer : (a)
Q.11
Holophytic nutrition occurs in … .. [ MPPMT 2000]
0%
a) Amoeba
0%
b) Entamoeba
0%
c) Euglena
0%
d) Giardia
Explanation
Answer : (c)
Q.12
Cell division of blue-green algae is similar to that of …. .. [ AMU 1998]
0%
a) Bacteria
0%
b) Green algae
0%
c) Brown algae
0%
d) Red algae
Explanation
Answer : (a)
Q.13
Which of the following are neither prokaryotes nor eukaryotes … .. [ JKCMEE 2010]
0%
a) Bacteria
0%
b) Monera
0%
c) Fungi
0%
d) Bacteriophages
Explanation
Answer : (d)
Q.14
A chain of coccoid bacterial cells is …. [ manipal 2004]
0%
a) Staphylococcus
0%
b) Monococcus
0%
c) Diplococcus
0%
d) Streptococcus
Explanation
Answer : (d)
Q.15
Which is not moneran? [ DPMT 2008]
0%
a) Mycoplasma
0%
b) slime mould
0%
c) Archaebacteria
0%
d) Eubacteria
Explanation
Answer : (b)
Q.16
Virus differs from bacterium in having … .. [ JKCMEE 2011]
0%
a) Cell wall
0%
b) Cytosol
0%
c) DNA as genetic material
0%
d) DNA or RNA with no ribosomes
Explanation
Answer : (d)
Q.17
Viruses are living because … .. [ AFMC 2007]
0%
a) They can reproduce
0%
b) They have protein synthesizing machinery
0%
c) They have some genes
0%
d) They are parasites
Explanation
Answer : (a)
Q.18
Potato leaf roll disease is caused by … .. [ MPPMT 1999 ]
0%
a) Mycoplasma
0%
b) Virus
0%
c) Microspores
0%
d) Bacterium
Explanation
Answer : (b)
Q.19
An artificial system of classification was proposed by … .. [ kerala 2004]
0%
a) Bentham and Hooker
0%
b) Linnaeus
0%
c) Engler and Prantl
0%
d) Bessey
Explanation
Answer : (b)
Q.20
Assertion: True nucleus is absent in E.Coli and other prokaryotes. Reason: An undifferentiated, unorganized fibrillar nucleus without any limiting membrane is found in prokaryotic cells
0%
a) If both the assertion and reason are true and reason explains the assertion.
0%
b) If both the assertion and reason are true but reason does not explain the assertion
0%
c) If assertion is true but reason is false
0%
d) If assertion is false but reason is true.
Explanation
Answer : (a)
Q.21
Algae with photosynthetic pigment possess nutrition … .. [ AMU 1997 ]
0%
a) Holozoic
0%
b) Saprophytic
0%
c) Holophytic
0%
d) Parasitic
Explanation
Answer : (c)
Q.22
Prokaryotic cells are characterized by … .. [ AFMC 2011]
0%
a) Absence of nuclear envelope
0%
b) Presence of nuclear envelope
0%
c) Presence of distinct chromosome
0%
d) Absence of chromatin material
Explanation
Answer : (a)
Q.23
Bacteria involved in production of methane gas are (A.F.M.C. 2010)
0%
a) Actinomycetes
0%
b) Methanogens
0%
c) Methanotrophs
0%
d) Cyanobacteria
Explanation
Answer : (b)
Q.24
The genetic material; of Papaya Mosaic Virus is … [ odisha 2012]
0%
a) ssDNA
0%
b) dsDNA
0%
c) ds RNA
0%
d) ss RNA
Explanation
Answer : (d)
Q.25
Bacterium Pseudomonas is useful as it can … .. [ AIIMS 2004]
0%
a) Transfer genes from one plant to an other
0%
b) Fix atmospheric nitrogen
0%
c) Produce several antibiotics
0%
d) Decompose a variety of organic compounds
Explanation
Answer : (d)
Q.26
Which one of the following sets includes the bacterial diseases? [ AIIMS 1997]
0%
a) Cholera, typhoid, mumps
0%
b) Tetanus, Tuberculosis, Measles
0%
c) Malaria, Mumps, Poliomyelitis
0%
d) Diphtheria, Leprosy, Plague
Explanation
Answer : (d)
Q.27
Caulimovirus ( Cauliflower Mosaic ) virus have … [ CBSE 2001]
0%
a) Double stranded DNA
0%
b) Single stranded DNA
0%
c) Single stranded RNA
0%
d) Double stranded RNA
Explanation
Answer : (a)
Q.28
Streptomyces rimosus is the source of the antibiotic … .. [ MPPMT 1990]
0%
a) Chloromycetin
0%
b) Erythromycin
0%
c) Aureomycin
0%
d) Terramycin
Explanation
Answer : (d)
Q.29
Botulism is due to contamination of … [ CET Chd.2010]
0%
a) E.coli
0%
b) Salmonella
0%
c) Clostridium
0%
d) Pseudomonas
Explanation
Answer : (c)
Q.30
What is true for archaebacteria 1) Extreme halophiles 2) Extreme thermophiles 3) Methanogens 4) Occurrence of peptidoglycan in cell wall
0%
a) 1,2,3 correct
0%
b) 1 and 2 correct
0%
c) 2 and 4 correct
0%
d) 1 and 3 correct
Explanation
Answer : (a)
Q.31
A system of classification that is based on evolution, order and ancestry is known as .. .. [ Pb PMT 1998]
0%
a) Natural system
0%
b) Analogous system
0%
c) Phylogenetic system
0%
d) Homologous system
Explanation
Answer : (c)
Q.32
Non-symbiotic nitrogen fixers are … [ CBSE 1994]
0%
a) Azotobacter
0%
b) Pseudomonas
0%
c) Soil Fungi
0%
d) Blue-Green Algae
Explanation
Answer : (a)
Q.33
A bacterial disease is … .. [ MPPMT 1990]
0%
a) Amoebic dysentery
0%
b) Beri-beri
0%
c) Leprosy
0%
d) Arthritis
Explanation
Answer : (c)
Q.34
Bacterial photosynthesis is characterized by …. [ DPMT 2005]
0%
a) Evolution of O2
0%
b) Evolution of H2
0%
c) Evolution of CO2
0%
d) Non-evolution of O2
Explanation
Answer : (d)
Q.35
The stored food in blue-green algae is … .. [ BHU 1990]
0%
a) Starch
0%
b) Glucose
0%
c) Cellulose
0%
d) Related to glycogen
Explanation
Answer : (d)
Q.36
Heterocysts occur in … [ CET 2010]
0%
a) Chlorophyceae
0%
b) Phaeophyceae
0%
c) Cyanophyceae/cyanobacteria/ Nostoc
0%
d) Rhobophyceae
Explanation
Answer : (c)
Q.37
What is true of viruses? [ kerala 2011]
0%
a) They are obligate intercellular parasites
0%
b) They are bigger than bacteria
0%
c) They contain both DNA and RNA
0%
d) They are non-specific for their host
Explanation
Answer : (a)
Q.38
Pasteurisation frees food stuffs of … .. [ BHU 1990]
0%
a) All bacteria
0%
b) All living organisms
0%
c) Vegetative forms of bacteria
0%
d) Vegetative forms of all pathogenic bacteria
Explanation
Answer : (d)
Q.39
Three phase of taxonomy, alpha, beta and omega were recognized by … .. [ CET chd. 2006 ]
0%
a) A.P. de Candolle
0%
b) Turrill
0%
c) Heywood
0%
d) Hulian Huxley
Explanation
Answer : (b)
Q.40
Pathogenicity of leprosy and tuberculosis is due to … [ Kerala 2008]
0%
a) Wax D
0%
b) Prostaglandins
0%
c) Cholesterol
0%
d) Ergosterol
Explanation
Answer : (a)
Q.41
Latest classification of biological kingdom has been proposed by … ..
0%
a) Linnaeus
0%
b) Haeckel
0%
c) Whittaker
0%
d) John Ray
Explanation
Answer : (c)
Q.42
A bacterial genome refers to the total number of genes located on .. .. [ MPPMT 1995]
0%
a) Single chromosome
0%
b) Haploid set of chromosomes
0%
c) Diploid set of chromosomes
0%
d) Tetraploid set of chromosomes
Explanation
Answer : (a)
Q.43
Bovine spongiform encephalopathy disease is equal to … .. [ CBSE 2000]
0%
a) Kala-azar
0%
b) Parkinson’s disease
0%
c) Creutzfeldt- Jakob disease
0%
d) None of the above
Explanation
Answer : (c)
Q.44
Which one of the following statements about viruses is correct …. [ CBSE 2003]
0%
a) Viruses possess their own metabolic system
0%
b) All viruses contain both RNA and DNA
0%
c) Viruses are obligate parasites
0%
d) Nucleic acid of viruses is known as capsid/
Explanation
Answer : (c)
Q.45
Which one of following can fix nitrogen? .. … [ BHU 19990]
0%
a) Mycoplasma
0%
b) Azotobacter
0%
c) Anabaena
0%
d) Both B and C
Explanation
Answer : (d)
Q.46
Conversion of ammonia into nitrite and nitrate is … [ JKCMEE 2005]
0%
a) Ammonification
0%
b) Denitrification
0%
c) Nitrification
0%
d) All the above
Explanation
Answer : (c)
Q.47
A polyhedral virus is … [ kerala 2000]
0%
a) TMV
0%
b) Polio virus
0%
c) Adenovirus
0%
d) Vaccinia virus
Explanation
Answer : (a)
Q.48
Chemotrophs do not need … [ DPMT 1997]
0%
a) H2S
0%
b) Nitrite
0%
c) Sunlight
0%
d) Ammonium compound
Explanation
Answer : (c)
Q.49
Which of the following cannot be grown on artificial culture medium? [ CPMT 1994 ]
0%
a) Escherichia coli
0%
b) TMV
0%
c) Aspergillus
0%
d) Yest
Explanation
Answer : (b)
Q.50
Cyanobacteria are … [ CET Chd 2009]
0%
a) Autotrophic prokaryotes with characteristic blue green pigments
0%
b) Bacteria infecting the cyanophycean algae
0%
c) Viruses infecting blue green algae
0%
d) Cyanophycean members infecting bacteria
Explanation
Answer : (a)
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