List the intrinsic parameters affecting microbial growth in food and e

Question

List the intrinsic parameters affecting microbial growth in food and explain any one parameter.

24 Mar 2022

Answer :

Word Count : 429

In general, there are of two types of factors exist: 

(i) Intrinsic Factors : pH, moisture etc. 

(ii) Extrinsic Factors : Temperature, Oxygen etc

INTRINSIC FACTORS: MOISTURE CONTENT  Microbial cells require water in an available form to grow in food products.  In ancient time foods are preserved by controlling their moisture content.  Microbiologists usually express the water requirements of microorganisms in terms of the water activity (aw ) of the food or environment.  It is defined as the ratio ______ ______ ___ ________ __________.
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