Question 1 Name food material which can be preserved by heating? Question 2 Name food material which can be preserved by cooling? Question 3 Name food material which can be preserved by sun-drying? Question 4 How do you preserve food by heating? Question 5 How do you preserve food by cooling? Question 6 How do you preserve food by dehydration? NCERT … [Read more...] about Preservation by Sun-Drying, Heating, Cooling