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Lakhmir Singh & Manjit Kaur - Science

2. Micro-Organisms: Friends and Foe

Very Short Answer Type Questions

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Short Answer Type Questions

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Long Answer Type Questions

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Multiple Choice Questions (MCQs)

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Questions Based on High Order Thinking Skills (HOTS)

Q. 59

Describe the meth

Class 8th Lakhmir Singh & Manjit Kaur - Science 2. Micro-Organisms: Friends and Foe

Answer :

The process of pasteurization for the preservation of milk is discovered by Louis Pasteur. In this process, milk is heated to about 70⁰C for 15 to 30 seconds to kill bacteria. Next it is chilled very fast to prevent bacteria from growing. It is finally stored at low temperature. This Pasteurized milk can be consumed without boiling as it is free from harmful microbes.

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