Download Central Committee of Examination Final Exam (First Term 1430 /14

Central Committee of Examination
Final Exam (First Term 1430 /1431 - 2009 /2010)
Student Name:
Department: Medical Laboratory
Academic No.:
Level: Two
Date:
Subject: G. Bacteriology
Period: Morning
Pages No.: 8
Total marks
Total marks in letters
Corrected Name
in No.
by
Revised
by
55
1
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Choose The Best Answer:
(55 marks)
1-Lowenstein-Jensen media is used for the isolation for:
abcd-
neisseria gonorrhea
mycobacterium tuberculosis
haemophilus influenza
staphylococcus aureus
2- Hekton-Enteric agar is the selective media for:
a- salmonella
b- streptococcus
c- staphylococcus
d- all of the above
3- The selective media for isolation of fungi is:
a- S-S agar
b- XLD agar
c- sabouraud glucose agar
d- Hekton-Enteric agar
4- E lek test is done to diagnose:
a- streptococcus
b- staphylococcus aureus
c- clostridium tetani
d- corynebacteria diphtheria
5- Gram positive rods with Chinese letter appearance:
a- mycobacterium tuberculosis
b- corynebacteria diphtheria
c- clostridium tetani
d- staphylococcus pneumonia
6- All are lactose fermenter except:
a- E-COLI
b- proteus
c- klebsiella
d- enterobacter
7- Produce pale colonies on MacConkey’s agar and have tendency to
swarm on blood agar:
a- salmonella
b- shigella
c- klebsiella
d- proteus
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8-Lactose fermenter gram negative bacilli with mucoid growth:
a- salmonella
b- shigella
c- klebsiella
d- proteus
9-Non lactose fermenter gram negative bacilli produce H2S:
a- salmonella
b- shigella
c- klebsiella
d- proteus
10- WIDAL test is done for diagnosis of:
a- salmonella
b- shigella
c- E-coli
d- klebsiella
11- The causative agent of enteric fever:
a- salmonella
b- shigella
c- klebsiella
d- proteus
12-The most common cause of urinary tract infection:
a- E-coli
b- salmonella
c- shigella
d- streptococcus
13- An important cause of diarrhea in infant:
a- staphylococcus
b- E-coli
c- salmonella
d- shigella
14- The most common causative agent for peptic ulcer:
a- campylobacter
b- H-pylori
c- V-cholera
d- all of the above
15- TCBS is the selective media for isolation of:
a- H-pylori
b- V-cholera
c- E-coli
d- H influenza
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16- The bacteria which cause scarlet fever:
a- staphylococcus
b- streptococcus
c- salmonella
d- shigella
17- Antistreptolysin O titer (ASO) is done for the diagnosis of:
a- group A streptococcus
b- group B streptococcus
c- staphylococcus aureus
d- staphylococcus albus
18- Loffler’s serum is used for isolation of:
a- anthrax
b- clostridium
c- diphtheria
d- T.B
19- Gas gangrene is caused by:
a- clostridium tetani
b- clostridium botulinum
c- clostridium welchii
d- non of the above
20- Bacillary dysentery is caused by:
a- salmonella
b- shigella
c- cholera
d- all of the above
21- The cause of plague:
a- Y-enterocolitica
b- Y-pestis
c- Y pseudotuberculsois
d- non of the above
22-The venereal disease research laboratory test (VDRL|) is done for
Diagnosis of:
a- T.B
b- gonorrhea
c- syphilis
d- AIDS
23- Treponema palladium is the cause of:
a- T.B
b- gonorrhea
c- syphilis
d- AIDS
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24- All are Prokaryotic cells except:
a- Fungi
b- Bacteria
c - Chlamydia
d- Mycoplasma
25- Sciences dealing with studying of microorganisms & their characters:
a. hematology
b. microbiology
c. clinical chemistry
d. all of above
26- Type of bacteria have size (250-400nm).
a.
b.
c.
d.
Rickettsia
Chlamydia
Mycoplasmas
a&c
27- All the following from the essential structure of bacterial cell except
a.
b.
c.
d.
cell wall
plasma
cytoplasm
Pili
28- Microbiology is essential for ............ of infection disease
a.
b.
c.
d.
treatment
diagnosis
prevention
all of above
29- ............. caring (O-Ag)Antigen
a.
b.
c.
d.
capsule
cell wall
flagella
endospores
30- From the type of inclusion granules
a.
b.
c.
d.
sugar
lipid
glycogen
a,b
31- Mechanism of bacterial reproduction was discovered at
a.
b.
c.
d.
1675
1760
1877
1881
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32- Bacteria grow only in presence of free Oxygen:
a.
b.
c.
d.
Aerobic bacteria
Anaerobic bacteria
facultative Anaerobic bacteria
Micro-Europhilic bacteria
33- from the heat sterilization
a. moist heat
b. dry heat
c. a&b
d. noting
34- Salmonella are:
a- Obligatory Aerobic bacteria
b- Obligatory Anaerobic bacteria
c- Facultative Anaerobic bacteria
d- Micro-aerophilic bacteria
35- According to pH, vibrio cholera is
a-Osmophilic bacteria
b-Basophilic bacteria
c- Acidophilic bacteria
d-Neutrophilic bacteria
36- Staphylococci are:
a- Atrichous bacteria
b- Mono-trichous bacteria
c- Amphi-trichous bacteria
d- Peri-trichous bacteria
37- During replication of DNA, copying errors may occur and this is called
a- Conjugation
b-Transduction
c-Transformation
d- Mutation
38- Obligatory Anaerobic bacteria
a-grow only in presence of oxygen
b-grow only in absence of oxygen
c-grow either in presence or absence of oxygen
d-grow in presence of oxygen traces and 5 – 10% CO2
39- Neutrophilic bacteria grow well at
a- pH
b- pH
c- pH
d- pH
8.5 – 9.0
7.2 – 7.4
5.0 – 5.5
2.5 – 3.0
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40- The rate of cell death increase and bacterial growth stopped, this is
a- Adaptation phase
b-Exponential phase .
c-Stationary phase.
d-Decline Phase
41-Opportunistic pathogens cause disease in case of:
a.
b.
c.
d.
HIV
Immunosuppressive drugs
Radiotherapy&Chemotherapy
All of them
42-True pathogens:
a.
b.
c.
d.
Invade the tissue
Cause disease
Both a&b
Non of them
43-Thermophilic bacteria responsible for spoilage of:
abcd-
pasteralized milk
pasteralized water
pasteralized food
pasteralized soil
44-Dry heat cause ……………… of bacterial protein.
abcd-
Oxidation
Charring
Both a,b
Non of above
45-According to method of counting of bacteria there are:
abcd-
Two types of growth carve
Three types of growth carve
Four types of growth carve
One type of growth carve
46-Toxin that capable to cause sever systemic poisoning:
abcd-
Exotoxin
Endotoxin
Enterotoxin
Protitoxin
47-Enzymes that play roles in bacterial metabolism & pathogenicity:
a- Exo-enzymes
b- Endo-enzymes
c- Both a,b
d- neither a nor b
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48- Fungi are classified morphologically to:
a.
b.
c.
d.
Yeast
Moulds
Both a,b
Non of above
49-Parasitic roundworms are known as
abcd-
Trematodes
Nematodes
Cestodes
Protozoa
50-Trichuris trichiura is often found together with
abcd-
Strongyloids
Ascaris
Enterobius
Trichostrongylus
51-Enterobius vermicularis is very common among
abcd-
Children
Animals
Birds
Pigs
52-Ova of Schistsoma mansoni are present in
abcd-
Urine
Faeces
Blood sample
Skin scales
53-Studying of microbiology is highly essential for
abcd-
Lab. Diagnosis of infectious diseases
Treatment of infectious disease
Prevention of infectious disease
All the above
54-To sterilize fluid damaged by heat:
abcd-
Gaseous Sterilization
Heat Sterilization
Filtration
Ionizing Radiation
55-Endotoxin is :
a.
b.
c.
d.
Lipopolysaccharide
Protein
Lipoprotein
Protosaccharide
(Good luck)
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