Components of Food

1. The major nutrients in our food are: Carbohydrates, proteins, fats, vitamins, and minerals.
2. (a) Carbohydrates and fats
   (b) Proteins and minerals
   (c) Vitamin A
3. (a) Groundnut and Butter
   (b) Rice and Mango
   (c) Potatoes and pulses
   (d) Fish and Gram
4. (a) By eating rice alone, we can fulfil the nutritional requirement in our body. (&mnCross;)
   (b) Deficiency diseases can be prevented by eating a balanced diet. (||)
   (c) A balanced diet for the body should contain a variety of food items. (&mnCross;)
   (d) Meat alone is sufficient to provide all nutrients to the body. (&mnCross;)
5. (a) __Rickets__is caused by the deficiency of vitamin D.
   (b) Deficiency of _vitamin B1_ causes a disease known as beri-beri.
   (c) Deficiency of vitamin C causes a disease known as __scurvy__.
   (d) Night blindness is caused due to deficiency of __vitamin A__ in our food.