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25. Name the major nutrients provided by the following foodstuffs :
(a) Butter (b) Potatoes (c) Chapatti (d) Fish
26. What are energy giving foods ? Give two examples of energy giving foods.
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27. (a) Name two sources of plant fats.
(b) Name two sources of animal fats.
28. What are body building foods? Give two examples of body building foods.
29. What are the functions of proteins in our body ? Name five food items which are rich in proteins.
30. (a) Name two sources of plant proteins.
(b) Name two sources of animal proteins.
31. What is the function of vitamin B, in our body? Name two sources of vitamin B1-
32. Why do we need iodine in our diet ? Name two sources of iodine in our diet.
33. Why do we need iron mineral in our diet ? Name two food materials which are rich in iron.
34. Why is vitamin C necessary for us? Name two food materials which are rich in vitamin C.
35. What is the function of vitamin D in our body ? Name two sources of vitamin D.
36. Why are minerals necessary in our diet? Name five important minerals required by our body.
37. Why do we need calcium in our diet ? Name two food items which are rich in calcium.
Long Answer Type Questions
38. Name all the components of our food. What is the function of carbohydrates present in our food ? Give th
sources of carbohydrates in our food.
39. Why are vitamins necessary in our food ? What is the function of vitamin A in our body? Name two
items in which vitamin A is found.
40. State the functions of water in our body. How do we get most of the water needed by our body?
? What is the function of roughage in our body? Name two sources of roughage
Answers
Answer:
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Answer:
25. (a). Butter= Fat
(b). potato=carbohydrates
(c). chapatti= protein
(d). Fish= vitamin A
26.Food items that give us energy are called energy giving foods. Bread, rice, potato, etc. give us carbohydrates, and are called energy giving foods.
27. (a).Plant fats, such as nuts, seeds, avocados, olives, and oils made from plants like sunflowers, olives, soybean, and safflower, tend to have a higher proportion of monounsaturated fatty acids (MUFAs) and polyunsaturated fatty acids (PUFAs), with the exception of coconut, palm kernel, and palm oils.
(b). Animal fats can be found in various products such as by-products of meat (carcass fat of cattle and pigs, tallow, lard), by-products of fish caught (fish oil), milk (milk fat, butter fat) and accessorily poultry and eggs. In contrast with oil plants no livestock is bred particularly for fat production.
28.Body building food means Protein. Chicken, turkey, beef, pork, fish, eggs and dairy foods are high in protein, as are some nuts, seeds, beans, and lentils. Casein or whey are often used to supplement the diet with additional protein.
29.Protein is important for growth and repair of body cells. Food sources of protein include meat, fish, dairy, lentils, beans, and tofu. Insufficient protein can lead to low growth and a weakened immune system. Excess protein may lead to weight gain and liver problems.
30.(a) pulse, groundnut
(B). meat, fish.
31.All B vitamins are water-soluble. They help to convert carbohydrates, fats, and protein into energy, or glucose. B vitamins are necessary for keeping the liver, skin, hair, and eyes healthy. They also play a role in the nervous system, and they are needed for good brain function.
32.Iodine is needed to make essential thyroid hormones. These are used by the body for growth and energy use, as well as brain and bone development during pregnancy and early childhood.
33.Iron is a mineral found in every cell of the body. Iron is considered an essential mineral because it is needed to make hemoglobin, a part of blood cells.
34.Function. Vitamin C is needed for the growth and repair of tissues in all parts of your body. It is used to: Form an important protein used to make skin, tendons, ligaments, and blood vessels.
35.Your body must have vitamin D to absorb calcium and promote bone growth. Too little vitamin D results in soft bones in children (rickets) and fragile, misshapen bones in adults (osteomalacia).
36.Your body needs certain minerals to build strong bones and teeth and turn the food you eat into energy. As with vitamins, a healthy balanced diet should provide all the minerals your body needs to work properly. Essential minerals include calcium, iron and potassium.
37.Calcium is very important for your health. In fact, you have more calcium in your body than any other mineral. It makes up much of your bones and teeth and plays a role in heart health, muscle function and nerve signaling.
38.Carbohydrates are present in the form of starch and sugars in our food. The presence of carbs in our food can be tested using a dilute iodine solution, an indication of the presence of starch is shown by black-blue colouration.
39.Vitamin A helps form and maintain healthy teeth, skeletal and soft tissue, mucus membranes, and skin. It is also known as retinol because it produces the pigments in the retina of the eye. Vitamin A promotes good eyesight, especially in low light. It also has a role in healthy pregnancy and breastfeeding.
40.Main sources: Whole grains and pulses, potatoes, fresh fruits and vegetables. Water helps our body to absorb nutrients from food. It also helps in throwing out some wastes from body as urine and sweat. Normally, we get most of the water that our body needs from the liquids we drink such as water, milk and tea.