Question

Which of the following does not generate energy inside the body but are still essential?
(a)Fat
(b)Protein
(c)Vitamins
(d)Carbohydrates

Answer 1

Hint: Important for development, growth and maintenance of the body. They are obtained from carrot, fruits, tomato, nuts, seed, vegetable oil, etc. Deficiency of these can cause disease like night blindness, beri-beri, scurvy, rickets, etc.

Complete answer:
Vitamins do not provide energy as they are not stored in our bodies. Vitamins are essential as a catalyst in the release of energy from three major sources of energy i.e. fats, carbohydrates, and proteins.

Additional Information:
 -Vitamins are essential micronutrients required in organisms for growth and maintenance of the body.
-Essential Vitamins are not synthesized by the body thus should be taken in once diet.
-There are two types of Vitamins –
i) Water-soluble- 9 vitamins are $B_1$, $B_2$, $B_3$, $B_5$, $B_6$, $B_7$, $B_9$, $B_{12}$, C.
ii) Fat-soluble- 4 vitamins are A, D, E, K.
-Vitamin D helps in providing hormone-like functions such as regulating minerals metabolism for bones and other organs.
-Vitamin B works as a cofactor for many enzymes.
-Vitamin C and Vitamin E act as an antioxidant in our body.

So, the correct answer is ‘Vitamin.’

Note: -Carbohydrate provides 4 calories/ gram.
-Fat provides 9 calories/gram.
-Protein provides 4 calories/ gram.
-Vitamin B12 is the most vitality needed by the body. It is used in coenzyme that is required in the conversion of food to be used as energy.