Science [1 Marks Each] QUE - ANS

The nutrients that are needed for the growth and maintenance of our body Proteins.

Roughage is essential component of our food and adds to its bulk as this helps our body to get rid of undigested food.

Vitamins only help in the proper utilization of other nutrients such as carbohydrates and fats. Many vitamins help enzymes in their action and are called co-enzymes.

Cellulose is the main constituent of roughage.

It indicates that it contains starch.

Boiling in excess water and frying destroy nutrients in food.

Sources of protein are beans, soyabeans, gram etc. Proteins are needed for growth and repair of our body.

The food is rich in fat.

Starch: Potatoes, Sugar, Rice etc.

It is a condition which arises due to eating too much food rich in fats than required.

Put the sample of food on a piece of paper and crush it. If the paper at that spot becomes translucent and greasy, the sample contains fat.

Iodised salt contains iodine. Iodine deficiency results in the enlargement of thyroid gland, retarded growth and mental disability. Iodized salts help us to overcome iodine deficiency.

The main carbohydrates found in our food are in the form of starch and sugars.

The process of taking nutrients from our food for the growth and development of body and to obtain energy is known as nutrition.

Rice, wheat, maize, potatoes, sugar and jaggery are the sources of carbohydrates.

Proteins are called ‘building blocks’ of body because they are needed for growth and repair of our body.

Menliars minerals

Vitamin A keeps our skin and eyes healthy.

Junk food make the person obese and may loss of appetite.

The components of food that are needed for proper working of body are called nutrients.

When a person eats too much fat-containing food, then the fats get deposited in his body and he may end up suffering from a condition called obesity.

Potato and wheat.

Fats are found in vegetable oil, ghee, butter, milk, cheese, meat, fish, cod-liver oil, etc.

Carbohydrates, fats, proteins, vitamins, minerals, roughage and water are the nutrients essential for our body.

Scurvy.

Protein: Milk, Beans, Egg, Cheese etc.

This is because the husk in wheat flour is rich in carbohydrates.

Pulses, fruits etc are sources of roughages.

Roughage is the fibrous indigestible material that adds to the bulk of food.

Tfa fat

Dietary fibre: Vegetables, Fresh fruits etc.

Diseases that occur due to lack of nutrients over long period of time are called deficiency diseases.

Lemon and orange.

Goitre is caused due td iodine deficiency. Sea-food is a rich source of iodine and prevents the occurrence of goitre in people who eat sea-food.

Nitesturn nutrients

The two energy-producing nutrients are:

• Carbohydrates.
• Fats.

The component of food that does not provide any nutrient to our body and yet is essential in our food is roughage.

Calcium and Phosphorus.

Deficiency diseases can be prevented by taking a balanced diet.

Cellulose and starch.

Foods containing fats and carbohydrates are called ‘energy giving food’.

A mineral that is required for keeping our bones healthy Calcium.

Gram and beans.