a) Classification of organisms based on broad morphological characters
10%
b) Delimiting various taxa of organisms and establishing their relationships
40%
c) Classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of study
40%
d) Identification and arrangement of organisms on the basis of their cytological character
Q.2.
The main function of elementary bodies in Mycoplasma/some primitive bacteria is … [ AMU 2002]
33%
a) Reproduction
44%
b) Respiration
11%
c) Secretion
11%
d) Food storage
Q.3.
Bacteria were discovered by … .. [ BHU 1993]
33%
a) Robert Koch
33%
b) Robert Hooke
33%
c) A.V. Leeuwenhoek
0%
d) Louis Pasteur
Q.4.
Single stranded DNA occurs as a genetic material in virus … .. [ AIIMS 1992 ]
67%
a) T2
0%
b) T
0%
c) Φ × 174
33%
d) Lambda
Q.5.
Huxley is father of … .. [ MPPMT 2007]
33%
a) Artificial taxonomy
0%
b) Adansonian taxonomy
67%
c) Classical taxonomy
0%
d) Neotaxonomy
Q.6.
Which one inhibits protein synthesis by binding to 50S ribosome? [ Odisha 2005]
25%
a) Tetracycline
25%
b) Streptomycin
50%
c) Erythromycin
0%
d) Penicillin
Q.7.
What is true about viruses ? [ CET Chd 2002]
0%
a) They can be crystallized and stored for several years
0%
b) Virus so not occur as parasites in living cells
100%
c) They can be cultured on artificial media
0%
d) They are devoid of genetic material of their own
Q.8.
In prokaryotes, mitochondria are absent. Krebs cycle occurs over ..[ Manipur 2009]
33%
a) Cytoplasm
67%
b) Nucleoid
0%
c) Ribosome
0%
d) Plasma membrane
Q.9.
Enzyme needed for production of DNA from RNA template in certain viruses is … .. [ AMU 2000]
0%
a) RNA polymerase
0%
b) Reverse transcriptase
75%
c) DNA helicase
25%
d) DNA polymerase
Q.10.
Which of the following process results in the formation of clone of bacteria
0%
a) Binary fission
67%
b) Conjugation
33%
c) Transduction
0%
d) Transformation
Q.11.
Five kingdom classification of living organisms was proposed by … .. [ JKCMEE 2010]
33%
a) Engler and Prantl
33%
b) Bentham and Hooker
33%
c) Whittaker
0%
d) Hutchinson
Q.12.
A number of organic compounds can be decomposed by .. .. [ CBSE 1995]
0%
a) Pseudomonas
0%
b) Mycoplasma
100%
c) Chemolithotrophs
0%
d) Azotobacter
Q.13.
Bacteria that uses chemical energy to fix CO2 are … [ Odisha 2010]
0%
a) Photoautotrophs
0%
b) Heterotrophs
100%
c) Chemoautotrophs
0%
d) None of the above
Q.14.
Five kingdom classification of living organisms was proposed by … .. [ AFMC 1990 ]
33%
a) De Bary
33%
b) Lister
33%
c) Pasteur
0%
d) Koch
Q.15.
A taxon having cytoplasm, DNA, RNA but no cell wall is … .. [ MPPMT 1995]
0%
a) Virus
33%
b) Bacterium
67%
c) Mycoplasma
0%
d) Cyanobacterium
Q.16.
Which is wrong about mycoplasma … [ CBSE 2007]
33%
a) They are called PPLO
0%
b) They are pleomorphic
67%
c) They are sensitive to penicillin
0%
d) They cause diseases in plants
Q.17.
The one which does not loses its identity even after crystallization is … .. [ DPMT 2002 ]
0%
a) Virus
33%
b) Bacterium
67%
c) Microbe
0%
d) Protistan
Q.18.
Teichoic acid is found in … [ CPMT2009]
0%
a) Cyanobacteria
0%
b) Mycoplasma
0%
c) Gram (+ve) bacteria
100%
d) Gram(-ve) bacteria
Q.19.
Assertion: Cyanobacteria are photosynthetic blue-green algae with prokaryotic structure. Reason: They are green due to presence of chloroplasts. [ Har. PMT 2000 ]
0%
a) If both the assertion and reason are true and reason explains the assertion.
50%
b) If both the assertion and reason are true but reason does not explain the assertion
50%
c) If assertion is true but reason is false
0%
d) If assertion is false but reason is true.
Q.20.
Which of the following is function of nitrifying bacteria …[Odisha 2010]
0%
a) Oxidise NH3 to NO3’
50%
b) Oxidise NH3 to NH4+
50%
c) Convert NO3’ to NH3
0%
d) Convert NO3’ to N2
Q.21.
Who gave phylogenetic classification of plant kingdom of Flora Armenia ? … [ PbPMT 2007]
0%
a) Benson
50%
b) Cronquist
50%
c) Takhtajan
0%
d) Hutchinson
Q.22.
Crown Gall is due to … .. [ BHU 1995 ]
0%
a) Agrobacterium
0%
b) Mycobacterium
50%
c) Clostridium
50%
d) Erwinia
Q.23.
Nostoc fixes nitrogen in the symbiotic association of the following Alnus Gunnera Anthoceros Casuarina. The correct combination is ….
50%
a) 1 and 2
50%
b) 1 and 3
0%
c) 1 and 4
0%
d) 2 and 3
Q.24.
Pili are employed by bacteria for … .. [ RPMT 1990]
0%
a) Locomotion
0%
b) Sexual contact
0%
c) Asexual reproduction
100%
d) Location of prey
Q.25.
Blue-green alga that causes red bloom is … .. [ BHU 1996]
0%
a) Anabaena
0%
b) Gloeocapsa
50%
c) Trichodesmium
50%
d) Nostoc
Q.26.
Bacteria and other monerans do not possess … .. [ CPMT 1991]
0%
a) Ribosomes
100%
b) Mitochondria
0%
c) Aureomycin
0%
d) Streptomycin
Q.27.
Viroids have … .. [ AIIMS 2003 ]
0%
a) Single stranded RNA not enclosed by protein coat
0%
b) Single stranded DNA not enclosed by protein coat
50%
c) Double stranded DNA enclosed by protein coat
50%
d) Double stranded RNA enclosed by protein coat
Q.28.
Oxygenic photosynthesis occurs in … [ CBSE 2009]
0%
a) Chlorobium
0%
b) Chromatium
50%
c) Oscillatoria
50%
d) Rhodospirillum
Q.29.
Number of capsomeres in TMV is … [ KCET 2000 ]
0%
a) 3120
0%
b) 2130
100%
c) 1230
0%
d) 231
Q.30.
Temperature tolerance of thermal blue-green algae is due to … .. [ CBSE 1994]
0%
a) Cell wall structure
50%
b) Cell organization
50%
c) Mitochondrial structure
0%
d) Homopolar bonds in their proteins
Q.31.
Which one is useful in prokaryotic replication? … [ Har.PMT 2001]
0%
a) Mesosome
100%
b) Plasmid
0%
c) Ribosome
0%
d) Mitochondrion
Q.32.
Endospores develop in .. .. [ BHU 2000]
0%
a) Mucor and Bacillus
0%
b) Saccharomyces and Clostridium
100%
c) Monococcus and Clostridium
0%
d) Bacillus and Clostridium
Q.33.
Viruses which infect bacteria, multiply and causes their lysis are … .. [ CBSE 2004]
0%
a) Lysozymes
50%
b) Lipolytic
50%
c) Lysogenic
0%
d) Lytic
Q.34.
The genetic material of viroid is … [ JKCET 2012]
0%
a) DNA
0%
b) RNA
100%
c) Protein
0%
d) Carbohydrate
Q.35.
Reverse transcriptase is … .. [ CBSE 1994]
0%
a) RNA dependent RNA polymerase
50%
b) DNA dependent RNA polymerase
50%
c) DNA dependent DNA polymerase
0%
d) RNA dependent DNA polymerase
Q.36.
Respiratory enzymes of aerobic bacteria are mainly located in … [ kerala 2001]
0%
a) Mitochondria
50%
b) Chondrioids
50%
c) Sphaerosomes
0%
d) Phagosomes
Q.37.
Consider the following statements about features of kingdoms 1) In animalia, the mode of nutrition is autotrophicIn monera, the nuclear membrane is presentIn protista, the cell type is prokaryoticIn plantae, the cell wall is present Of the above statements
50%
a) 1 alone is correct
0%
b) 2 alone is correct
50%
c) 3 alone is correct
0%
d) 4 alone is correct
Q.38.
Virion is … … [ Odisha 2009]
0%
a) Virus without protein coat
0%
b) Enucleated virus
0%
c) Prion
100%
d) Virus
Q.39.
Sambar lake is found in …. [ kerala 2000]
50%
a) Gujarat
0%
b) Andhra Pradesh
50%
c) Madhya Pradesh
0%
d) Rajasthan
Q.40.
During replication in bacteria DNA is anchored to … [ MPPMT 2007]
0%
a) Chromosome
50%
b) Ribosome
50%
c) Nucleolus
0%
d) Mesosome
Q.41.
Photosynthetic bacteria include .. .. [ BHU 1990]
0%
a) Nitrobacter and Nitrosomonas
0%
b) Chlorobium and Rhodospirillum
0%
c) Streptococcus and Staphylococcus
100%
d) Chlorobium and Clostridium
Q.42.
Bacteria lack alternation of generations because there is … .. [ AMU 2002]
0%
a) Neither syngamy nor reduction division
50%
b) Distinct chromosomes are absent
50%
c) No conjugation
0%
d) No exchange of genetic material;
Q.43.
Plasmid is … …. [ AIIMS 1990 ]
0%
a) Small extrachromosomal circular self replicating DNA that can carry genes into host organism
100%
b) Bacteriophage
0%
c) DNA found in mitochondria
0%
d) DNA incorporated in bacterial chromosome
Q.44.
Nitrosomonas changes … .. [ MPPMT1995]
0%
a) Nitrite to nitrate
0%
b) Nitrogen to ammonia
0%
c) Ammonia to nitrogen
100%
d) Ammonia to nitrite
Q.45.
Yersinia pestis causes … .. [ CBSE 1995]
0%
a) Syphilis
0%
b) Leprosy
0%
c) Whooping cough
100%
d) Plague
Q.46.
In cyanobacteria, reproduction is … .. [ BHU 1993]
0%
a) Vegetative
50%
b) Asexual and vegetative
0%
c) Asexual and sexual
50%
d) Sexual
Q.47.
Monerans comprise … [ Har PMT1994]
0%
a) Bacteria
50%
b) Nitrogen fixing organisms
50%
c) Cyanophyceae
0%
d) All the above
Q.48.
Nitrifying bacteria are … .. [ AMU 1998]
0%
a) Photoautotrophic
0%
b) Chemosynthetic
50%
c) Saprophytic
50%
d) Parasitic
Q.49.
In bacteria the respiratory enzyme are located on … .. [ AIIMS 1991]
0%
a) Plasmid
0%
b) Episome
0%
c) Mesosome
100%
d) Nucleoid
Q.50.
Gene for antibiotic resistance as found in bacteria are located on … .. [ BHU 2001 ]
0%
a) Nucleoid
0%
b) Plasmid
100%
c) Chondrioid
0%
d) Plastid
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