Question:

Pasteurisation takes place at

Updated On: Jul 5, 2022

30?C for 60 minute
40?C for 30 minute
62?C for 30 minute
30?C for 20 minute

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The Correct Option is C

Solution and Explanation

The treatment of milk to destroy disease-causing baderia such as those of tuberculosis, typhoid and brucellosis is called pasteurization. Milk is heated to 62?C for 30 minutes followed by rapid cooling to below 10?C.

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Questions Asked in UP CPMT exam

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Concepts Used:

Microbes in Human Welfare

There are several valuable microorganisms that are beneficial to humans in various manners such as:

In Household Products

Fermentation of milk to produce yogurt.
Milk cuddling to compose curd, cheese, and paneer.

In Industrial Products

Production of beverages such as wine, beer, whiskey, brandy, or rum.
Production of antibiotics such as Penicillin and other chemical substances to kill or retard the expansion of disease-causing microbes.

Fermented Beverages

A fermentor is used to produce microbes on a large scale for industrial purposes.
The brewer’s yeast (Saccharomyces cerevisiae) is used to make ethanol. At this time, the yeast ferments malted cereals and fruit juices.

Antibiotics

The term antibiotic means “against life”. These materials can kill or destroy the growth of other microbes.