نماذج اختبارات
King Saud University
College of Applied Medical Sciences
Department of Clinical Laboratory Sciences
COURSE CLS411
Student Name (IN CAPS): ____________________
Student I.D. #: ________________
Instruction:
1. Write your name in CAPITAL LETTERS and your Student I.D on every page of the answer book.
2. Select only ONE correct answer in multiple choice questions.
1. True about Staphylococcus aureus
a. Confluent growth on nutrient agar present oil paint apperance
b. Reduce tellurite
c. Most strains are lipolytic
d. A + B + C
2. In Streptococcus fecalis, the conjugation takes place at
a. Pili
b. Cell membrane
c. Cell wall
d. Flagella
3. Broadly resistance falls into following clases
a. Beta lactemase
b. Methicillin resistance
c. Plasmids carry genes for resistance to tetracycline, erythromycin, etc.
d. A + B + C
4. Streptococci are
a. Catalase negative
b. Not bile soluble
c. Ribose is not fermented
d. All the above are true
5. Gram positive, flame shaped, capsulated diplococcic are
a. Staphylococci
b. Streptococci
c. Pneumococci
d. Meningococci
6. Characters of human type of Mycobacterium tuberculosis
a. Barred, beaded, thin and curved
b. Nitrate reduction test negative
c. Moist, smooth and flat colonies
d. None of the above
7. Mycoplasmas are bacterial cells that
a. Fail to reproduce on artificial media
b. Have a rigid cell wall
c. Are resistant to penicillin
d. Stain well with Gram’s stain
8. Neisseria catarrhalis bears following features
a. May cause Laryngitis
b. May cause meningitis
c. May cause middle ear diseases
d. All of the above
9. False positive tuberculin test is encountered in
a. Mycobacterium avium
b. Measles
c. Military tuberculosis
d. Malignancy
10. Selective medium of streptococci pyogenes
a. Blood agar
b. Chocolate agar
c. Pike’s medium
d. None of these
ANSWERS
1. d
2. c
3. d
4. d
5. c
6. a
7. c
8. d
9. a
10. c