Archives

Boojho was having difficulty in seeing things in dim light. The doctor tested his eyesight and prescribed a particular vitamin supplement. He also advised him to include a few food items in his diet. (a) Which deficiency disease is he suffering from? (b) Which food component may be lacking in his diet? (c) Suggest some food items that he should include in his diet, (any four)

Boojho is suffering from night blindness. Night blindness (nyctalopia) is your inability to see well at night or in poor light such as in a... View Article

Paheli and Boojho peeled some potatoes and cut them into small pieces. They washed and boiled them in water. They threw away the excess water and fried them in oil adding salt and spices. Although the potato dish tasted very good, its nutrient value was less. Suggest a method of cooking potatoes that will not lower the nutrients in them.

Potatoes are rich in nutrients like carbohydrates, vitamins, dietary fibre, and minerals. Potato peel provides extra dietary fiber and nutrients... View Article

Fill in the blanks from the list of words given below. (carbohydrate, fat, protein, starch, sugar, vitamin A, vitamin C, roughage, balanced diet, obesity, goitre) (a) Egg yolk is rich in_____and egg albumin is rich in___. (b) Deficiency diseases can be prevented by taking a____. (c) Eating too much of fat-rich foods may lead to a condition called____. (d) The component of food that does not provide any nutrient to our body and yet is essential in our food is_____. (e) The vitamin that gets easily destroyed by heating during cooking is ____.

(a) Egg yolk is rich in fat and egg albumin is rich in protein. (b) Deficiency diseases can be prevented by taking a balanced diet. (c) Eating... View Article

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, add 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 well. (iv) Add 2 drops of copper sulphate solution to it. Which of the following is the correct sequence of the steps? (a) i, ii, iv, iii (b) ii, i, iv, iii (c) ii, i, iii, iv (d) iv, ii, i, iii

b) ii, i, iv, iii To test the presence of proteins in a food item, first, make a paste or powder of food to be tested (ii), then take a small... View Article

Read the following statements about diseases. (i) They are caused by germs. (ii) They are caused due to 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 describe a deficiency disease? (a) (i) and (ii) (b) (ii) and (iii) (c) (ii) and (iv) (d) (i) and (iii)

c) ii & iv A disease that is affected by a dietary deficiency of specific nutrients, especially a vitamin or mineral, possibly stemming... View Article