Grade 6 write a note on different sources and components of food.plz give correct answer
Answers
Answer:
There are six main components present in food: carbohydrates, fats, proteins, vitamins, minerals, and roughage or dietary fibres. These nutrients fulfill different needs of the body. Carbohydrates: Carbohydrates provide energy to your body, which keeps it going throughout the day.
Carbohydrates
Grains such as rice, wheat, sorghum, peas, beans, sago (sabudana), sugarcane, sugar beet, many fruits like banana, mango and melons and vegetables are good sources of carbohydrates.
Cellulose, starch, sucrose, glucose and fructose are the important carbohydrates found in our food.
Starch turns iodine solution to dark blue or black.
Fats
Fats are obtained either from plants or from animals. Groundnut oil, soybean oil and mustard oil are examples of fats derived from plants. Fats like butter and ghee are obtained from animals.
Fats act as fuel in our body but they provide more energy than carbohydrates. (in) Our body has some advantages of fat deposits in small quantity. It helps body organs to grow and protects them from injury and prevents loss of heat from the body surface.
Too much fat deposition is harmful for the body. This leads to the condition called obesity.
Fatty substances leave greasy and transparent spot on paper.
Proteins
Milk, fish, meat, cheese and eggs are the main sources of animal proteins. Vegetable proteins can be obtained from legumes including pulses and beans.
Proteins are required for growth and repairing of our body. They help in building new tissues. They also account for tough, fibrous nature of hair and nails and for the structure of muscles. They are a part of our blood and help in proper functioning of our body.
Large amount of protein is needed for building new tissues in short period, such as during infancy, pregnancy or when mother is nourishing a child.
Vitamins
Vitamins are required by our body in very small quantities. Vitamins help in keeping our eyes, bones, teeth and gums healthy. The food items rich in vitamins are called protective food as they protect our body from diseases and keep us healthy.
Minerals
Minerals are needed by our body in small amounts. Each one is essential for proper growth of body and to maintain good health.
Roughage
Whole grains, flour and cereals, potatoes, fresh food, raw and cooked vegetables provide roughage to our food.
It helps in proper digestion of food and prevents constipation.