SSC MCQ Question Ans. Healthy Life, Better Living. We cannot live without food. Regularly several types of food are necessary for the growth and development of body, repair, and replacement of worn-out tissue, and for producing energy etc. Our health depends largely on the quality of the food we take. Food can make differences in our appearance, work, behavior, and standard of life. During the time of respiration, the chemical energy of food is transformed into heat energy. Every living being takes food from the environment according to its need.
Every food is a complex chemical compound. This complex food turns into simple food with different types of enzyme. This process is called digestion. After digestion, foods are absorbed by the protoplasm of the cells. This is called metabolism. After digestion, the undigested part of food comes out of the body through a special process.
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