Which of the following sources of protein is different from others?

Minerals and vitamins present in food are

Cyanocobalamin is vitamin

Which vitamin deficiency causes rickets?

The energy-providing nutrients are:

Is there a situation called overnutrition?

Do people of all ages and different professional backgrounds need some type of diet?

Identify the cause of disease known as beri-beri.

'Modernisation has led to the development of life style disorders'. Find out what life style diseases are. How can they be prevented?

Sarthak advises his mother not to sieve wheat flour before making dough. Can you state why?

Name two sources of animal fats. From where are they derived?

Can you test and identify which of the following food items are fatty foods, i.e. food which is rich in fats? How will you test them?
Pulses, oil, wheat grains, butter, meat, rice, chapati, cucumber, pizza, poori and groundnuts.

Minerals and vitamins are needed in very small quantities by our body as compared to other components, yet these are important parts of a balanced diet. Explain the statement.

Why should we eat a balanced diet? Name the vitamin that gets destroyed on heating.

Why are parents advised to discourage their children from eating chips and junk foods?

Manvi was going to her friend's birthday. She enjoyed parties but today she was not feeling good. When her friend's mother observed this, she asked Manvi whether she is all right. Manvi told her that she has not eaten any food from the morning as she waited for the party. Manvi's friend told her to sit down and have some food. She obeyed and finished her food.
(a) Why was Manvi not feeling well?
(b) Name the components present in food. Out of these components, which are energy yielding ones?
(c) What values do you observe in Manvi?

List all the sources and importance of the following minerals in food.
(a) Calcium 
(b) Magnesium
(c) Potassium
(d) Zinc
(e) Iron

Observe the items given in fig. carefully and answer the questions that follow.

(a) Food item rich in carbohydrates is _______
(b) Egg is a rich source of protein, the mineral, ________ and vitamin _________
(c) _______ is a rich source of fat.
(d) Milk provides ________, vitamin D and ________ (mineral)
(e) _______ (fruit) is a rich source of vitamin A.
(f) Spinach is a good source of the mineral _________
(g) Both eggs and ________ are rich in ________.

(a) Which components of food are known as protective foods?
(b) Which food provides water to our body?
(c) Why should vegetables not be washed after cutting? Why should food not be overcooked?