What is the main purpose of pasteurising milk?
Correct answer: A. To destroy disease-causing organisms without sterilising milk
- A. To destroy disease-causing organisms without sterilising milk
- B. To remove all dissolved minerals from milk
- C. To increase the protein content of milk
- D. To prevent milk from becoming sour permanently
Explanation
Pasteurisation uses controlled heat to destroy important pathogenic microorganisms while preserving most of the milk's qualities. It does not sterilise milk, so pasteurised milk still requires hygienic handling and suitable storage.
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About Environmental Health and Sanitation
Environmental health examines how water, air, food, housing, waste, noise, chemicals and workplace conditions affect disease and well-being. Sanitation content includes safe water treatment and storage, sewage and solid-waste disposal, food hygiene, vector control and the distinction between personal cleanliness and broader public-health sanitation.
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