PHS217 List of eExam Questions in the Bank
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Q1 Carbon is store in rocks such as___________________
Limestone
Carbon dioxide
Biomass
Methane
Q2 Synechococcus is an example of_______________________
Cyanosis
Cyanobacteria
Cyanotonic
Cyanosystem
Q3 Hydrosphere is synanemous with______________________
Land
Sky
Water
Soil
Q4 Virus can transfer the host genes by generalized transduction and______________________
Specialized mutation
Specialized insertion
Specialize transversion
Specialized transduction
Q5 ___________________plasmids is a circular DNA molecules of 99159 bp
FP
F
AF
P
Q6 ___________________is an example of DNA modifying agent
Helix
Acridine
Proflavin
Hyroxylamine
Q7 Substitution of a purine for another purine is____________________
Leprosy mutation
Insertion mutation
Transverse mutation
Transition mutation
Q8 The nucleotide sequence of genome is_____________________
Genotype
Genetic
Phenotype
Mutant
Q9 Mutation is the change in the nucleotide sequence of______________________-
RNA
DNA
DNAT
RNAT
Q10 Genetics is the study of inheritance and________________________
Progeny
Variability
Complex
Generation
Q11 The Amoeba belongs to the subphylum____________
Sarcodina
Apicomplexa
Ciliophora
Mastigophora
Q12 Euglena is not rigid, it is__________________
Plastic
Peculiar
Plausible
Pliable
Q13 Bacillariophyeophyta is the same as____________________
Diatrius
Diatones
Diatoms
Diaomass
Q14 Crytococcus is an example of______________________
Basedone
Basidiomycote
Basidocine
Basidiomyten
Q15 Zygomycota are node of fungi called_____________
Zygonose
Zygomy
zygotes
zygomycetes
Q16 Mycobacterium cell walls contain large amount of__________________
Lipids
Sugars
Carbonhydrates
Proteins
Q17 Listeria infection of brain and its membrane will damage______________________
Boy
Girl
Fetus
Man
Q18 Anaerobic sporeforming rods include_____________________
Escherichia
Streptococcus
Sta phylococcus
Clostridium
Q19 Streptococcus lack______________________
Enzymes
Catalase
Cells
Nucleus
Q20 Gram positive cocci possess________________
Cytochrome
Engine
Fusile
Power
Q21 __________________is a food poisoning bacteria
Bdellovibrio
Azospirillum
Campylobacter
Spirillum
Q22 causes Syphilis and Yaws
Leptospira
Treponema
Borrelia
Streptococcus
Q23 _____________causes lyme diseases
Borrelia
Neisseria
Staphylococcus
Treponema
Q24 DNA_DNA is_________________
Colonization
Hybridization
Titration
Fertilization
Q25 In Escherichia coli, Escherichia is_________________
Generic
Clssic
Orderly
Domainic
Q26 _____________-a group of similar classes
Order
Class
Domain
Phylum
Q27 The polyphasic approach to taxonmy uses_____________kinds of method
4
3
5
6
Q28 _____________is defined as the science of biological classification
Taxonomy
Identification
Systematics
Nomenclature
Q29 Hydrogen peroxides is the same thing as_____________________
H2O5
H2o
H2O3
H2O2
Q30 Phenol is also known as_________________
Nitric acid
Sulphuric acid
Carbolic acid
Hydrochloric acid
Q31 ______________is one of the major groups of chemicals antimicrobial agent
Water
Halogens
Salts
Bases
Q32 Antimicrobial bleach is the same as_____________
Sodium hypochlorite
Sodium solution
Sodium sulphate
Sodium nitrite
Q33 Two adjacent__________in a DNA strand are covalentlyjoined
Nucleus
Thyroid
Leucine
Thymines
Q34 The most lethal UV radiation has a wavelength of_________________-
280um
250um
260um
230um
Q35 Depth filter is made up of______________materials
Fibrous
Thick
Hard
Dry
Q36 Autoclave sterilizes materials at a temperature of________________-
120C
121C
122C
124C
Q37 Autoclave is a sealed heating device that allows the entrance of steam and_________________
Fire
Electricity
Pressure
Light
Q38 Moist heat readily kills viruses, bacteria and___________________
Sheep
Beetles
Ants
Fungi
Q39 Microbial population eath is____________________
Logarithmic
Fast
Dull
More
Q40 One of the factors influencing microbial growth is__________________
Yam
Temperature
Nail
Tool
Q41 Most probable number is the same as______________
MPN
MNP
MP
NMP
Q42 Two major types of continuos culture system commonly use are chemostats and________________
Liquistats
Nutristats
Turbidostats
Chemolaterals
Q43 Microbial growth phase is made up of_____________phases
6
3
5
4
Q44 _____________is the process of forming a crosswall between two daughter
Segregation
Septation
Separation
Lactation
Q45 Microbial growth is defined as an increase in the number of______________
Curves
Circles
Cells
Pilli
Q46 Sexual reproduction in protozoa involves the fusion of two________________
Cilia
Flagella
Nodes
Gametes
Q47 ______________lack cell walls
Protozoa
Bacteria
Fungi
Algae
Q48 Algal cells are______________
Basic
Eukaryotic
Prokaryotic
Acidic
Q49 _____________are photosynthetic and unicellular
Fungi
Protozoa
Lice
Algae
Q50 Virions range in size from about____________in diameter
10 to 600um
5 to 300um
10 to 400um
10 to 500um
Q51 Single celled spores formed by disjointing of hyphal cells is called_______________
Oidia
Latus
Buds
Conidia
Q52 The body of the fungi is called____________________________
Mould
Thallus
Chlorophyll
Branch
Q53 ________________bacteria require oxygen
Facultative
Strict
Aerobic
Anaerobic
Q54 ___________________derive carbon from inorganic sources such as Co2
Phototrophs
Chemotrophs
Heterotrophs
Autotrophs
Q55 Certain bacteria produce_________________-
Spores
Eggs
Nuts
Structure
Q56 A few capsules are____________________
Coccal
Cylindircal
Polypeptide
Helical
Q57 Flagella may be polar or_________________________
Coined
Lateral
Simple
Curbed
Q58 Streptococcus bacteria are more in________________________
Lobes
Square
Shaped
Chain
Q59 Bacilli is the same thing as_________________________
Cocci
Shape
Rod
Regular
Q60 The shape of bacteria is governed by its rigid_______________________
cell wall
membrane
Nucleus
Flagellum
Q61
is the only nitrogen transformation that removes nitrogen from ecosystem.
Q62
_is the decomposition process that converts organic nitrogen into ammonia.
Q63 Induced mutation is caused by external agents called
__-
Q64
__-is the substitution of a purine for another purine.
Q65 Amoeba belongs to the subphylum
_-
Q66 Legionnaire's disease is caused by
-
Q67 Campylobacter is a
_poisoning bacteria.
Q68 A group of similar genera is called
Q69 The formular of hydrogen peroxide is
Q70 Chlorine is an example of
Q71 Phenol is also known as
Q72
_filters are important for bio-safety applications.
Q73 Autoclave sterilizes at a temperature of
Q74 Moist heat readily kills
, bacteria and fungi.
Q75 Microbial population death is logarithmic or
Q76 Sunlight is a major source of
__on the earth.
Q77
grow optimally in the presence of Nacl
Q78 pH is a measure of the
_ion activity of a solution.
Q79
__are microorganisms with growth optima around 20c to 45c.
Q80 Microorganism can be placed in
__classes based on their temperature for growth.
Q81 Sexual fusion of two gametes is called
Q82 Nutrition in protozoa is
Q83 Diatomaceous earth is used primarily for
__or filter aids
Q84 All cells contain double stranded DNA
Q85 Virions range in size from about 10um to
__in diameter.
Q86 Arthrosopores is another name for
Q87 Anaerobic bacteria can not tolerate
Q88 Anaerobic organisms require
Q89
_are bacteriae that use light energy as their energy source.
Q90 DNA is circular and bears the
_of the cell.
Q91 Bacillus anthracis has a capsule made up of a polymer of
_acid.
Q92 Sex pilus is otherwise known as
Q93 The singular of Pilli is
Q94 Bacteriae propel themselves by rotating their helical
_-
Q95 Bacilli are the same as
Q96 Streptococci are in
Q97 Diplococci are in
Q98 Biological warfare is also known as
_-warfare.
Q99 Plasmodium is transmitted by the female
_mosquitoes
Q100 Vibrio cholera causes
-
Q101 Acquired Immuno Deficiency Syndrome(AIDS) is caused by
Q102 Citric acid is produced by a bacteria called
Q103 Human insulin is produced by genetically engineered
Q104 Streptomyces produces vitamin
Q105 Acid Fast staining is a staining procedure commonly used to identify Mycobacterium tuberculosis and
Q106 Bacteria stained by the Gram stain method fell into
groups.
Q107 Gram staining was developed in the year
Q108 Crystal violet staining is a type of
_staining.
Q109
__fixation is routinely used to observe prokaryotes.
Q110 Fixed, stained smears of microorganisms are frequently used for observation of the morphological
__of bacteria.
Q111 Two types of Microscope are Light and
Q112 Exploration for life in the outer space is called
Q113 Algology is the study of
Q114 Bacteriology is the study of
Q115 Microbiology has two main branches, basic and
Q116 Edward Jenner used a vaccination procedure to protect individuals from
Q117 Causative organism of Anthrax was discovered by
Q118 Louis Pasteur was a Professor of
Q119 Micrographia is a book written by
Q120 Genetic molecule in bacteria is