भोजन के घटक#!#संतुलित आहार Kyu hai Zaruri!!!#!#Useful Vitamins Aur Minerals for Body

Food (भोजन)|Balanced Diet (संतुलित आहार)|OMR

Food (भोजन)|Balanced Diet ( संतुलित आहार)|OMR

A diet for a sick person must contain at least 4000 units of vitamins, 50 units of minerals and 1400 units of calories. Two foods A and B are available at a cost of Rs. 5 and Rs. 4 per unit respectively. One unit of food A contains 200 units of vitamins, 1 unit of minerals and 40 units of calories whereas one unit of food B contains 100 units of vitamins, 2 units of minerals and 40 units of calories. Find what combination of the food A and B should be used to have least cost but it must satisfy the requirements of the sick person.

Select the correct statement out of (a-d) (a) single celled spirulina can produce large quantities of food rich in protein, minerals and vitamins. (b) Body weight -wise the microorganism methylophilus methylotrophus produces several times more protein that a cow per day. (c) Button mushroom is a rich source of vitamins. (d) A rice variety has been developed which is very rich in calcium.