Q1.      Plague is caused by:

a) Yersinia multocida

b) Francisiella tullarrensis

c) Yersinia pestis

d) Yersinia enterocolitica

Q2.      CSF may be stored shortly if the delay in processing is expected at ;0-4 ⁰C

a) -20⁰C

b) 50⁰C

c) 37⁰C

d) Room temperature

Q3       Cocci arranged in groups of four cells are

a) Diplococi

b) Staphylococuss

c) Gaffkya

d) Sarcina

e) Aerococcus

Q4.      Phenol red indicator is used in:

a) MacConkey media

b) Triple sugar iron

c) Urea broth

d) Methyl red

Q5. Currently, the most common mode of  pulmonary Myco.tuberculsosis  transmission is  through;

a) Inhalation

b) ingestion of infected meat

c) contact

d) blood transfusion

Q6. An antibody that reacts with a soluble antigen to give a visible reaction is called :

a) Opsonin

b) Bacteriocin

c) Precipitin

d) Complement

e) Agglutinin

Q7.      Which of the following is/are selective media

a) Blood agar

b) Muller Hinton agar

c) Nutrient broth

d) Nutrient agar

e) Selenite F

8. The following diseases is/are caused by strept.pyogenes;

a) Typhoid fever

b) Plagues

c) Rheumatic fever

d) Food poisoning

Q9. How much blood is needed to prepare 100ml of standard blood agar;

a) 50mls

b) 2ml

c) 5ml

d) 20mls

e) 5 ml

10. Members of the Enterobacteriaceae are ;

a) Gram-Positive

b) Non Lactose Fermentors

c) Nitrate Negative

d) Oxidase negative

Q11. In bacterial meningitis, cerebrospinal fluids have;

a) elevated proteins levels

b) Decreased proteins

c) Low WBC count

d) Low glucose level

Q12. The recommended medium for urine culture is:

a) Urea broth

b) Cystine lactose electrolyte deficient agar (CLED)

c) Triple sugar iron agar tsi

d) Peptone broth

e) Deoxycholate citrate agar

Q13.    The mode of virus reproduction is through;

a) Mitosis

b) replication

c) Double cell division

d) Binarry fission

Q14.Satellite test is used to identify:

a) Haemophilus influenza

b) Clostridium

c) Staphylococus production

d) Clostridium

e) Yersinia

Q15.    Which of the following clostridia are saccharolytic:

a) Clostridium tetani

b) Clostridium Histolyticum

c) Clostridium Perfringenes

d) Clostridium sporogenes

e) Clostridium Tertium

Q16. Which of the following bacterial cells are associated with “Chinese letter”

a) Listeria

b) Brucella

c) Corynebacteria

d) coli

e) Heamophillus influenza

Q17.The resulting effect of combining two drugs for better management of the patients is called?

a) Synergistic effect

b) Pro drug activation

c) Antagononism

d) Autonomous effect

Q18.Neiserria gonorrhoeae is associated with

a) Maltose utilisation test positive

b) Lactose utilisation test positive

c) Sucrose utilisation test positive

d) Fructose utilisation test positive

e) Glucose utilisation test positive