Review the key concepts, formulae, and examples before starting your quiz.
🔑Concepts
A balanced diet is a diet that contains all the essential nutrients like carbohydrates, proteins, fats, vitamins, and minerals in the right proportions, along with roughage and water ().
Carbohydrates are 'Energy-giving foods' that provide immediate energy for daily activities. Examples include rice, wheat, and potatoes.
Fats provide more energy than carbohydrates and help keep the body warm ( in terms of energy storage).
Proteins are 'Body-building foods' necessary for the growth and repair of damaged tissues and muscles.
Vitamins and Minerals are 'Protective foods' that help our body fight against diseases and keep us healthy.
Roughage (dietary fiber) helps in the easy passage of food through the digestive system and prevents constipation.
Water () is essential for the digestion of food and for removing waste from the body in the form of urine and sweat.
Food hygiene involves practices like washing hands before meals and washing fruits and vegetables to remove germs and chemicals.
📐Formulae
equilibrium for maintaining weight.
💡Examples
Problem 1:
Identify the odd one out based on nutrient groups: Eggs, Pulses, Milk, Butter.
Solution:
Butter
Explanation:
Eggs, pulses, and milk are rich in proteins (Body-building foods), whereas butter is a source of fats (Energy-giving food).
Problem 2:
Why is it important to include and roughage in our daily diet even though they do not provide energy?
Solution:
For digestion and waste removal.
Explanation:
Roughage adds bulk to the food, helping it move through the intestines, and is vital for chemical reactions and flushing out toxins.
Problem 3:
If a child needs to grow taller and stronger, which nutrient should be increased in their diet?
Solution:
Proteins
Explanation:
Proteins are the building blocks of the body, required for the growth of new cells and repair of old ones ().