(A) Disinfectant
(B) Sterilizer
(C) Antiseptic
(D) Antibiotic
Tag: General Microbiology Mcqs
What is the total magnification if the eyepiece is 10X and the objective lens is 40X?
(A) 40 times bigger
(B) 4 times bigger
(C) 14 times bigger
(D) 400 times bigger
An infection that may occur as a result of accidental needle sticks or through broken glass is classified as which of the following routes?
(A) Direct inoculation
(B) Airborne
(C) Ingestion
(D) Mucous membrane contact
Bacterial fimbriae present on the outer cell surface are used for:
(A) Cellular activity
(B) Sexual reproduction
(C) Adherence to surfaces
(D) Adherence and exchange of genetic information
Which of the following hazardous chemicals causes serious biological effects following inhalation, ingestion or skin contact with even small amounts?
(A) Corrosive
(B) Toxic
(C) Carcinogenic
(D) Ignitable
Which of the following open biological safety cabinets sterilize both the air entering and leaving the cabinet and utilizes a HEPA filter?
(A) Class I
(B) Class II
(C) Class III
(D) Class IV
Biosafety level that includes most common laboratory microorganisms & involves organisms such as HBV, Staphylococcus & enteric pathogen is:
(A) BSL 1
(B) BSL 2
(C) BSL 3
(D) BSL4
Secretory component that facilitates to move across the mucus membrane is present in:
(A) Ig M
(B) Ig G
(C) Ig A
(D) Ig E