Q.1
Which one possesses characters of both plants and animals? …[ CBSE 1995]
  • a) Bacteria
  • b) Mycoplasma
  • c) Paramecium
  • d) Euglena
Q.2
In bacteria, sexuality/ conjugation was discovered by … .. [ DPMT 1997]
  • a) Lederberg and Tatum
  • b) Zinder and Lederberg
  • c) Watson and Crick
  • d) Hershey and Chase
Q.3
In five kingdom classification, which single kingdom contains blue-green algae, nitrogen fixing bacteria and methanogenic archaebacteria … .. [ AMU 2011]
  • a) Plantae
  • b) Protista
  • c) Fungi
  • d) Monera
Q.4
Chemical substance by microorganisms for inhibiting growth of another organism is … [ BHU 2008]
  • a) Antibody
  • b) Antiallergic
  • c) Afflatoxin
  • d) Antibiotic
Q.5
Prokaryotes differ from eukaryotes in absence of …. [ Uttarakhnad 2001]
  • a) DNA
  • b) Basic proteins
  • c) Histones
  • d) Both b and c
Q.6
Most of the bacteria reproduce by … [ Bih PMT 2004]
  • a) Budding
  • b) Sexually
  • c) Binary fission
  • d) Sporulation
Q.7
Phylogenetic system was given by …. [ DPMT 2007]
  • a) Engler and Prantl
  • b) Pliny
  • c) Whittaker
  • d) Joh Ray
Q.8
Animal viruses mostly contain … .. [ AFMC 1996]
  • a) RNA
  • b) RNA or DNA
  • c) DNA
  • d) None of the above
Q.9
Tobacco Mosaic Virus ( TMV) genome is .. .. [ CBSE 1994]
  • a) Double stranded RNA
  • b) Single stranded RNA
  • c) Polyribonucleotide
  • d) Proteinaceous
Q.10
Phylogenetic system brings out .. .. [ DPMT2005]
  • a) Reproductive similarities
  • b) Grouping according to morphological characters
  • c) Grouping on the basis of increasing complexities
  • d) Grouping according to evolutionary trends and genetic relationships
Q.11
Citrus canker is caused by … [ MPPMT 2010]
  • a) Xanthomonas
  • b)Diplococcus
  • c) Streptococcus
  • d) Micrococcus
Q.12
Bacteria that convert nitrates into free nitrogen are … .. [ MPPMT 1992]
  • a) Ammonifying
  • b) Nitrifying
  • c) Denitrifying
  • d) Nitrogen fixing bacteria
Q.13
Which one is intracellular obligate parasite?
  • a) Bacteria
  • b) Slime moulds
  • c) Viruses
  • d) Blue – green algae
Q.14
Little leaf disease of Brinjial is caused by an … .. [ BHU 200]
  • a) Alga
  • b) Fungus
  • c) Mycoplasma
  • d) Bacterium
Q.15
First hormone obtained from genetically engineered bacteria is … .. [ MPPMT 2002]
  • a) Adrenaline
  • b) Thyroxine
  • c) Insulin
  • d) Testosterone
Q.16
Provirus is the name of … .. [ CPMT 2007]
  • a) Free virus
  • b) Free DNA
  • c) Primitive virus
  • d) Integrated viral genome
Q.17
In Whittaker’s system of classification, prokaryotes are kept in kingdom …. [ JKCMME 2008]
  • a) Monera
  • b) Protista
  • c) Plantae
  • d) Animalia
Q.18
An important criterion for modern day classification is … .. [ CBSE 1991 ]
  • a) Resemblances in morphology
  • b) Anatomical and physiological traits
  • c) Breeding habits
  • d) Presence or absence of notochord
Q.19
What is correct about Escherichia coli and Rhizobium japonicum? ….. [ CPMT 2005]
  • a) E.coil Gram(-) and R. Japonicum Gram(+)
  • b) Both Gram(+)
  • c)Both Gram(-)
  • d)E.coli Gram(+) and R.japonicum Gram(-)
Q.20
Cyanobacteria are … [ JIPMER 2004]
  • a) Autotrophs
  • b) Heterotrophs
  • c) Saprotrophs
  • d) Parasites
Q.21
Amitosis is shown by …[ CPMT 2010]
  • a) Bacteria
  • b) Hydra
  • c) Euglena
  • d) Syllis
Q.22
A protein rich organism is … .. [ AMU 2011]
  • a) Spirulina/ Nostoc
  • b) Chlamydomonas
  • c) Ulothrix/ Spirogyra
  • d) Oedogonium
Q.23
Mycoplasma differs bacteria in the absence of … .. [ Odisha 2003]
  • a) DNA
  • b) Ribosome
  • c) Cell membrane
  • d) Cell wall
Q.24
Which is correctly matched? [ BHU 2001]
  • a) Ligase – Breaking DNA strand
  • b) Flame cells – Roundworms
  • c) Rous Sarcoma – reverse transcriptase
  • d) Thyroxine –Adrenal
Q.25
Genetic recombination through transduction was first discovered in bacterium ….
  • a) Agrobacterium tumefaciens
  • b) Escherichia coli
  • c) Salmonella typhimurium
  • d) Diplococcus pneumonia
Q.26
Bacteria lacking flagella and moving by gliding are … .. [ BHU 1992]
  • a) Rickettsiae
  • b) Eubacteria
  • c) Spirochaetes
  • d) Myxobacteria
Q.27
Classification of organisms based on evolutionary as well as genetic relationship is called … .. [ DPMT 2010] Explanation is provided, please click on
  • a) Biosystematics
  • b) Phenetics
  • c) Cladistics
  • d) Numerical taxonomy
Q.28
‘ Father of Zoology’ is … .. [CPMT 1993]
  • a) Carolus Linnaeus
  • b) Aristotle
  • c) John Ray
  • d) Buffon
Q.29
Bacteria DNA is .. .. [ AFMC 1998]
  • a) Straight
  • b) Helical
  • c) Membrane bound
  • d) Circular and free
Q.30
Which one is a bacterial disease … [ HPPMT 2005]
  • a) Anthrax
  • b) Tick fever
  • c) Coccidiosis
  • d) Rinderpest
Q.31
bacteria with group of flagella on both sides are (C.P.M.T.2010) Explanation is providede please click on
  • a) Amphitrichous
  • b) Cephalotrichous
  • c) Peritrichous
  • d) Lophotrichous
Q.32
The main difference in Gram (+)ve and Gram (-)ve bacteria resides in their .. .. [ CBSE 1990]
  • a) Cell wall
  • b) Cell membrane
  • c) Cytoplasm
  • d) Flagella
Q.33
Genophore/bacterial genome or nucleoid is made of … .. [ CBSE 1993]
  • a) Histones and non-histones
  • b) RNA and histones
  • c) A single double stranded DNA
  • d) A single stranded DNA
Q.34
Bacterial cell wall is composed of … .. [ JIPMER 1997]
  • a) Lipid
  • b) Cellulose
  • c) Chitin
  • d) Mucopeptide/ Peptidoglycan
Q.35
PPLO is … .. [ MPPMT 2002]
  • a) Virus
  • b) Viroid
  • c) Mycoplasma
  • d) Bacteria
Q.36
Which changes proteins into ammonia? … [ CPMT 1992]
  • a) Rhizobium
  • b) Nitrobacter
  • c) Azotobacter
  • d) Bacillus mycoides
Q.37
Taxonomy related to morphology is … .. [ Wardha 2011]
  • a) Alpha taxonomy
  • b) Beta taxonomy
  • c) Omega taxonomy
  • d) Adasonian taxonomy
Q.38
Aristotle divided animals into … .. [ DPMT 1992]
  • a) Protozoa and Metazoan
  • b) Enaima and anaima
  • c) Chordata and Nonchordata
  • d) Vertebrate and Invertebrate
Q.39
Some blue green algae are used biofertilizers because they … [ KCET 2002]
  • a) Are photosynthetic
  • b) Have mucilage
  • c) Grow everywhere
  • d) Fix nitrogen
Q.40
Prokaryotes are placed in group …[ RPMT 2005]
  • a) Monera
  • b) Pteridophytes
  • c) Bryophyta
  • d) Angiosperms
Q.41
Membrane bound organelles are absent in ( C.B.S.E. 2010)
  • a) Streptococcus
  • b) Chlamydomonas
  • c) Plasmodium
  • d) Saccharomyces
Q.42
Pili are appendages of … .. [ BHU 1997]
  • a) Mycoplasma
  • b) Bacteria
  • c) Viruses
  • d) Algae
Q.43
Genetic material of Rabies virus is … [ WB 2009]
  • a) Double stranded RNA
  • b) Single stranded RNA
  • c) Double stranded DNA
  • d) Single stranded DNA
Q.44
An obligate anaerobe is … .. [ CPMT1991]
  • a) Ulothrix
  • b) Spirogyra
  • c) Methane bacteria
  • d) Onion
Q.45
Currently bacteria are included in … [ BHU 1991]
  • a) Thallophyta
  • b) Mycota
  • c) Monera
  • d) Protista
Q.46
Scala Naturae was written by … .. [ DPMT 2008]
  • a) Darwin
  • b) Whittaker
  • c) Linnaeus
  • d) Aristotle
Q.47
In the five kingdom classification, bacteria belong to … .. [ JKCMEE 2011]
  • a) Meonera
  • b) Protist
  • c) Plantae
  • d) Archaea
Q.48
Whittaker proposed … .. [ Har PMT 1993]
  • a) Two kingdom classification
  • b) Five kingdom classification
  • c) Four kingdom classification
  • d) Three kingdom classification
Q.49
Photoautotrophic bacteria have … [ Bih PMT 2006]
  • a) Chloroplast
  • b) Grana
  • c) Chromatophore
  • d) Carotene
Q.50
Disease associated with secretion of toxin is …. [ AFMC 2005]
  • a) Tetanus
  • b) T.B.
  • c) Food poisoning
  • d) AIDS
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