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Dhruv N Mor from CPS DHABHA, Nagpur
Subject :NSO    Class : Class 4

Boiling a liquid and then quickly cooling it down is a popular preservation method. It is called __________.

A Canning
B Pickling
C Pasteurisation
D Freezing


Ans 1:

Sargun Maini from The Khaitan School, NOIDA
Class : Class 6

Ans 2:

NARAYANAN VENKITASUBRAMANI from THE PSBB MILLENNIUM SCHOOL, Coimbatore
Class : Class 6
Answer is option (D)

Ans 3:

Sia Parekh from Pawar Public School, Mumbai
Class : Class 7
Ya... It is correct the the answer is pasteurization.Canning means to put in a can.Picking means to and salt and oil to pickles.Freezing means to freez anything.

Ans 4:

Sia Parekh from Pawar Public School, Mumbai
Class : Class 7
4D

Ans 5:

Student from School, City
Class : Class 5

Ans 6:

Sargun Maini from The Khaitan School, NOIDA
Class : Class 6

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