Describe the classification of foods according to pH. Define thermal d

Question

Describe the classification of foods according to pH. Define thermal death point (TDP). Explain the procedure of its determination.

07 Jan 2025

Answer :

Word Count : 552

Foods can be classified according to their pH into three main categories: acidic, neutral, and alkaline foods. This classification plays a significant role in food microbiology because the pH level of a food determines the type of microorganisms that can grow and the methods used to preserve the food.

1. Acidic Foods: These are foods with a pH level below 7. They include fruits, fermented products, and some beverages. Common examples are citrus fruits, tomatoes, and pickled vegetables. The low pH of these foods inhibits the growth of many harmful microorganisms, making them naturally more stable and less prone to spoilage.

2. Neutral Foods: Foods with a pH close to 7, which is considered neutral, fall into this category. Most meats, dairy products, and many vegetables fall under this classification. These foods provide a favorable environment for a _________ __________ ___ _________ ________ _______ _____ ______ ____ _________ __________ _________.
_________ __________ ______ ________ _____ ______ ______ ______ ______ ___ __________ ________.
_______ _____ ________ __________ _______ _________ _____ ___ _________.
________ _______ ____ ____ ______ ______.
_____ ________ __________ ___ ________ _______ ______ ______ ___ _______ ________ ________.
________ ________ ___ ___ ___ __________ _____ ___ ______ _____ ______ __________.
_______ _____ ________ ______ _________ _____ _________ ____ ____ ____ ____.
_______ ___ ______ _____ ______ ______ ____ __________ ________ __________ _____ ________.
________ ___ ___ ___ ________ _______ ________ __________ _______ ____ ______ __________.
_______ _____ _____ _____ _____ __________ __________.
____ _______ _______ _______ ___ ______ _____ _________ _________ _________.
_______ ___ ______ _______ _____.
________ ______ ______ ____ _________ __________.
________ ____ ______ _____ ___ ________ ________ _______ ___ __________ _______ ____.
__________ _______ ____ ________ _______ ________.
____ _________ ____ ________ _______ _____ ________ _____ ___ _______.
____ _________ __________ ________ ____ ______ _________ __________ _________ ________ __________.
_________ _____ ________ ____ ___.
________ ____ ____ _________ _____ __________ _______ ____ ____.
______ _________ _____ ____ ___ ______ ___ ________ __________ ________.
_____ ____ ____ _______ _______.
________ __________ ___ _____ _________ ______ _________ _________ ______ _______ ____ ____.
____ _____ _____ ___ ____ ___ ___ _____ ___ _____ _____.
_________ ______ _________ _________ _______ ______ ___ ________.
____ ______ __________ ____ ________ _____ ________ ______ _____ _______.
__________ ______ ________ _________ ____ _________ ______ _______ _________ _____.
________ _________ _____ _________ ________ _______ __________.
______ ______ ____ _____ ____ _____.
______ __________ ____ __________ _________ _____ ___.
______ _________ ____ ______ ____ __________.
____ _________ _____ __________ ________ _______ __________.
_______ ___ _________ ______ ________ _____ ____ ___ ____ ________ _____.
____ ____ _________ ______ _________ ____ ________ ____ _________ __________ ___.
____ _______ _____ ______ _________ ___ ___ ____ _______.
__________ _____ ________ ______ ____ __________ _____ _________.
______ __________ _____ _________ _____ __________ _____.
___ ________ _________ _________ _________ __________ _____ ________.
________ _______ _____ ______ _______ __________ __________ __________.
_______ _______ _________ _____ ____ _______ ____ _________ ___ ________ ______ ________.
_______ _________ ___ ___ ________ __________ __________ ___ ___ _______ _______.
_______ __________ ______ _______ ______ __________ _______ ___ _________ ___ ________ ___.
_________ _______ ___ ____ ________ ____.
___ _________ _________ __________ ____ _______ _____ ____ ________ ________.
_____ _______ _____ __________ __________.
__________ ____ ________ ______ ____ ____ ________ __________ __________ ____.
_____ ___ ___ _________ _____ _____ _________ _________.
Get Full Answer on WhatsApp

IGNOU Solved Assignments Assignments Ignou Projects Project Previous Year Solved Exam Papers Notes Notes Sample Question Papers Sample Question Papers

IGNOU NEWS

Assignment Submission Last Date Extended Till 30 June 2026 Click Here★★★IGNOU June 2026 TEE Date Sheet Released Click Here★★★