Microbiology of Foods
NaCl can act as

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

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Microbiology of Foods
Plate count of bacteria in foods generally use the plating medium consisting of

peptone, glucose, sodium chloride, agar and distilled water
peptone, yeast extract, glucose, sodium chloride, agar and distilled water
peptone, yeast extract, glucose, sodium chloride and distilled water
yeast extract, glucose, sodium chloride, agar and distilled water

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