Microbiology of Foods
NaCl can act as

antagonist at optimal concentrations
Both (a) and (b)
synergistically if added in excess of optimum level
None of these

ANSWER DOWNLOAD EXAMIANS APP

Microbiology of Foods
Enumeration of microorganism refers to

non-selective plating, depending on the test
None of these
either spiral plating, pour plate or spread plate of a food suspension on to a suitable selective agar, or non-selective plate, depending on the test
either spiral plating, pour plate or spread plate of a food suspension on to a suitable selective agar

ANSWER DOWNLOAD EXAMIANS APP

Microbiology of Foods
Examination of the presence / absence of organisms refers to

None of these
incubation of a food suspension in an enrichment medium followed by inoculation on to a suitable selective medium.
incubation of a food suspension in an enrichment medium followed by inoculation on to a non-selective medium.
incubation of a food suspension in an enrichment medium

ANSWER DOWNLOAD EXAMIANS APP

Microbiology of Foods
Which of the following is not true for the thermal resistance of the bacterial cells?

Cocci are usually more resistant than rods
Higher the optimal and maximal temperatures for growth, higher the resistance
Bacteria that clump considerably or form capsules are difficult to kill
Cells low in lipid content are harder to kill than other cells

ANSWER DOWNLOAD EXAMIANS APP