Question

Nikhil’s father was suffering from high blood pressure and cardiac problems. Doctor suggested him to take
low fat milk. Nikhil churned the milk and separated the butter (fat) from it and then he served that milk to his
father. Answer any three of the following questions based on above information
(a) Name the technique by which Nikhil separated butter from milk. (b) Write any other application of that technique. (c) In your observation people with high BP are advised to take low fat milk?
(d) Milk is a liquid and butter is present in dissolved form but when butter is separated and dissolved again in
water it does not. Why?

Answer 1

Answer:

(a). centrifugation

(b).used in a washing machine to remove water from clothes

(c).yes because according to a new study eating low dairy products can lower the blood pressure

(d).because water and milk both have different density that affects dissolving and butter becomes semi-solid after removing from milk that's why it do not dissolve in water

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