(A) storage in a freezer
(B) storage in a refrigerator on an agar slant
(C) storage on a petri plate at room temperature
(D) storage in a freezer at ultra-low temperatures
Category: Microbiology Mcqs
Microbiology Mcqs for NTS, PPSC, FPSC, SPSC, KPPSC, AJKPSC, PMS, NAT, PTS, Educators, Lecturer and all other exams. Here users will find all the Mcqs related to Microbiology. Here users will find mcqs related to study of life and living organisms, living things in an ecosystem, study and structure of organs, study of cells, organisms interaction and their environment, , study of heredity, study of biological molecules, study of DNA and proteins, study of fossils and all microbiology mcqs will be available here.
Salmonella from fecal sample is isolated using:
(A) Crowded-plate technique
(B) Pour plate technique
(C) Enrichment culture technique
(D) Gradient-plate technique
Isolation of pure culture refers to __.
(A) Purification of culture
(B) Separation of a single colony
(C) Introduction of inoculum
(D) To grow microorganism on a surface
Petri dish/plate is commonly labeled:
(A) On the bottom-side of plate
(B) On the top of plate
(C) On the side of plate
(D) On the inside of plate
MacConkey agar is an example of:
(A) Enriched medium
(B) Selective medium
(C) Differential medium
(D) Both ‘B’ and ‘C’
Oldest eukaryotic organisms are considered to be:
(A) Archaea
(B) Diplomonads like Giardia
(C) Fungi
(D) Animals
What will be CFU/ml if colonies per plate = 75, Dilution = 10-7 and volume added per plate 0.5ml?
(A) 1.5 x 10 power 7
(B) 1.5 x 10 power 9
(C) 1.5 x 10 power 8
(D) 7.5 x 10 power 9
The temperature at which the rate of reproduction is most rapid is known as __.
(A) Optimum growth temperature
(B) Minimum growth temperature
(C) Maximum growth temperature
(D) None of the above