Which one of the following food items does not provide dietary fiber?

• 
• 
• 
• 

Answer explanation

Milk does not provide dietary fiber. It is an excellent source of vitamins, proteins and minerals particularly calcium.

The other three, i.e. whole grains, whole pulses, fresh fruits and vegetables are the main source of roughage or dietary fibers. Roughage helps our body to get rid of undigested food.

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

• Soyabeans

• Grams

• Peas

• Cottage cheese (paneer)

Answer explanation

Among the given sources of protein, cottage cheese (paneer) is different as it is an animal protein, whereas peas, grams and soyabeans are plant proteins.

Which of the following nutrients is not present in milk?

• Protein
• Calcium
• Vitamin D
• Vitamin C

Answer explanation

Vitamin-C is not present in milk. It is present in citrus fruits, such as oranges and green vegetables.

Read the food items given below.

(i) Wheat

(ii) Ghee

(iii) Iodised Salt

(iv) Spinach (palak)

Which of the above food items are energy giving foods?

• (i) and (iv)

• (ii) and (iv)

• (i) and (ii)

• (iii) and (iv)

Answer explanation

Wheat (i.e. carbohydrates) and Ghee (i.e. fats) are energy giving foods. The other options, i.e. iodised salt and spinach are good sources of iodine and iron, respectively.

Read the following statements about diseases.

(i) They are caused by germs.

(ii) They are caused due to the lack of nutrients in our diet.

(iii) They can be passed on to another person through contact.

(iv) They can be prevented by taking a balanced diet.

Which pair of statements best describes a deficiency disease?

• (i) and (ii)
• (i) and (iii)
• (ii) and (iv)
• (iii) and (iv)

Answer explanation

Deficiency disease is a disease which arises due to the lack of nutrients in our diet over a long period of time, e.g. Scurvy, kwashiorkor.

To prevent these diseases, it is essential to have a balanced diet. It is a diet, which contains adequate amounts of all the nutrients as well as sufficient quantity of water and roughage.

Given below are the steps to test the presence of proteins in a food item.

I. Take a small quantity of the food item in a test tube, and 10 drops of water to it and shake it.

II. Make a paste or powder of food to be tested.

III. Add 10 drops of caustic soda solution to the test tube and shake it well.

IV. Add 2 drops of copper sulphate solution to it.

Which of the following is the correct sequence of the steps?

• I, II, IV, III

• II, I, IV, III

• II, I, III, IV

• IV, II, I, III

Answer explanation

The presence of proteins in a food material is tested on the basis of a reaction between proteins and alkaline solution of copper sulphate, that gives a violet colour.

The test involves the following steps in sequences II, I, IV, III.

Unscramble the following - reinpot

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