Question

Which of the following statements is correct about a healthy diet?
A. Regular eating of high energy snacks between meals is healthy since it provides energy and vitamins in plenty.
B. Fruits and vegetables make a good choice because their energy content is high
C. A balanced diet must contain plenty of fat and protein with little carbohydrates and fibre
D. An optimal quantity of fat, protein, carbohydrates with an adequate amount of water and fibre makes a healthy diet.

Answer 1

Hint: A healthy diet can help to prevent many chronic diseases such as heart disease, kidney stones, stroke and diabetes. It also reduces the risk of developing some cancers and helps an individual to keep a healthy weight. A healthy diet provides the body essential micronutrients, macronutrients, fluids and adequate energy. An unhealthy diet containing high sugar, salt and oil may lead to many terminal illnesses in the human body.

Complete answer:
Option A: Regular eating of snacks is not healthy for the human body. Processed snacks are high in sugar, preservatives and additives and do not provide any health benefits. A healthy diet is devoid of any processed foods.
Option A is incorrect.
Option B: Fruits and vegetables are a part of a healthy diet but they alone cannot provide adequate energy needed for the human body. Only carbohydrates and healthy fats can provide high energy and hence should be included along with fruits and vegetables.
Option B is incorrect.
Option C: A healthy balanced diet should contain an optimal quantity of carbohydrates, fats and protein and an adequate amount of fibre and fluids. High fat diet may lead to weight gain and obesity.
Option C is incorrect.
Option D: This option is correct because an optimal quantity of fat, protein, carbohydrates with an adequate amount of water and fibre is what makes a diet healthy and balanced.
Option D is correct.
Correct answer: D. An optimal quantity of fat, protein, carbohydrates with an adequate amount of water and fibre makes a healthy diet.

Note:
According to WHO, a healthy diet should contain Fruit, vegetables, legumes, nuts and whole grains. For an individual per day the diet should contain, $400g$ of fruit and vegetables avoiding starchy vegetables, less than $10\mathrm{\%}$ of total energy intake from free sugars and less than $30\mathrm{\%}$ of total energy intake from fats in which saturated fats should be less than $10\mathrm{\%}$ and trans-fats to be less than $1\mathrm{\%}$. Salt should be less than $5g$ in the diet and only iodized salt should be used.