Question

गिव द फॉलोइंग रीजन स्टैंडर्ड सेवंथ पेपर ​

Answer 1

Explanation:

ANSWER:

(a) Drying the food grains from farms under the hot sun is called dehydration.

(b) Materials like milk are instantly cooled after heating up to a certain high temperature. This method of food preservation is called pasteurization.

(c) Salt is a natural type of food preservative.

(d) Vinegar is a chemical type of food preservative.