Question

Which of the following is essential for the maintenance of life?
A. Nutrients
B. Balanced diet
C. Plants
D. Animals

Answer 1

Hint: Life has been the perceived quality of everyday life of an individual, i.e. the indication of one's well-being or absence of it. People ought to continue eating good diets to lead a healthy lifestyle. A healthy diet could reduce the risk of chronic diseases as well as long-term illness.

Complete answer: The body of an individual just could not yield everything that it needs to survive. There are six important nutrients which people ought to consume via dietary sources to ensure proper well being. Necessary nutrients seem to be crucial for the enhancement of human reproduction, good health, and development. The World health organization splits such vital nutrients into two groups: micronutrients and macronutrients. Micro-nutrients provide nutrients that an individual wants in smaller doses. Micro-nutrients are usually made of minerals and vitamins. Although the body requires just a small number of these, a deficit could cause health hazards. Macro-nutrients represent resources that an individual requires in larger quantities. Macronutrients include water, protein, carbohydrate, and fat. Nutrients are substances present in foods that have been the driving factor of biological processes and thus are beneficial for the human being.
So, the correct answer is (A).

Note: To maintain a healthy life, one needs to receive the required nutrients in the right amount. A balanced diet is a term where such required nutrients are consumed by the individuals in an appropriate form. This is applicable even for plants and animals. They have to uptake the necessary nutrients for their maintenance of life. Nutrients are being used to create energy, sense, and are sensitive to external conditions, shift, metabolize waste, breathe, evolve, and grow.