Food, Nutrition, Health & Diseases- 1 - Free MCQ Practice Test with solutions,

A balanced diet is defined as the diet that contains all the essential nutrients in the right proportions, including carbohydrates, proteins, fats, vitamins, minerals, water, and roughage. These nutrients are required for healthy body functioning, and the absence or inadequate intake of any of these nutrients can lead to various health problems.

Carbohydrates are a primary source of energy for our body.

• They are composed of carbon, hydrogen, and oxygen.
• Carbohydrates can be classified into:
• Sugars (simple carbohydrates)
• Starches (complex carbohydrates)
• Fibre (indigestible carbohydrates)
• Foods rich in carbohydrates include:
• Breads
• Pasta
• Rice
• Fruits
• Vegetables
• During digestion, carbohydrates are broken down into glucose, which is used for energy.
• Excess glucose can be stored in the liver and muscles as glycogen for later use.

In summary, carbohydrates play a crucial role in providing energy and supporting bodily functions.

• Non-communicable diseases are not spread from one person to another.
• These types of diseases are usually caused by things like not having the right vitamins or nutrients in our bodies, or when our body parts don't work properly. So, the statement is False.
• It means these diseases do not pass from one person to another like when you catch a cold from your friend.
• Examples of non-communicable diseases are heart diseases and diabetes.

• Diseases like chickenpox, measles, and ringworm can spread when a healthy person comes into direct contact with a sick person suffering from the disease.
• This contact can happen when they touch the sick person or use things like towels or utensils that the sick person has used.
• So, it's important to be careful and keep a distance from someone who is sick to avoid catching the disease.

Correct posture helps in preventing injuries and strains. Correct posture is necessary for maintaining the proper alignment of our body's bones and muscles and preventing injuries and strains.

All of the listed nutrients—carbohydrates, proteins, vitamins, and fats—play roles in the proper functioning of the body's organs, but they each have distinct functions.

Carbohydrates provide a ready source of energy for the body and are essential for the nervous system's proper functioning, heart, and kidneys.

Proteins are crucial for growth and maintenance of tissues and organs, and they are the main building blocks of most cells

Proteins are crucial for tissue growth and repair because they provide amino acids, which are the building blocks for cells. These amino acids enable the body to heal and grow tissues effectively.

• Vitamin A helps prevent night blindness. Night blindness makes it hard to see in low light.
• Vitamin A is like a superhero vitamin that helps our eyes see better in the dark.
• So, eating foods like carrots, mangoes, butter, and egg yolks can keep our eyes healthy and help us see well even when it's dark outside.

Direct contact means that diseases can spread when a healthy person comes in direct contact with a sick person or items the sick person has touched, like towels or utensils. This is how diseases like chickenpox, measles, and ringworm can be passed from one person to another.

Roughage or fibre plays a crucial role in our diet by supporting the digestive system.

• It helps maintain proper digestion.
• Prevents constipation by adding bulk to stool.