Write any one function of the following minerals
a) Calcium   b) Sodium
c) Iron          d) Iodine

Explain any two methods of food preservation.

Sanjana wants to buy a jam bottle in a grocery shop. What are the things she should observe on the label before purchasing it

Give one reason for the following statements:
a. Salt is added as a preservative in pickles___________
b. We should not eat food items beyond the expiry date ______________
c. Deficiency of calcium in diet leads to poor skeletal growth ___________

What are the effects of consuming adulterated food?

Look at the picture and answer the question that follows
a) Name the process involved in the given picture.
b) Which diary food is preserved by this process?
c) What is the temperature required for the above process?

What do you know about vitamin B₁₂?

What is balanced diet?

What is irradiation?

What is Pasterurization?