Test: Components of Food

• Vitamin A deficiency is one of the most common causes of night blindness.
• An insufficient amount of vitamin A in the body affects the production of rhodopsin, the necessary pigment for night vision. 

Deficiency of Calcium in the diet for a longer duration leads to weak bones and tooth decay.

Iodine solution is used to test the presence of starch in a food item by observing the colour change.

Vitamin C, also known as ascorbic acid, is a water-soluble vitamin found in fruits and vegetables, including oranges, strawberries, broccoli, tomatoes, and green peppers. It is easily destroyed by excessive heat and water, as well as exposure to air.

Roughage is a non-nutritive food component of the diet but it is very essential. It is referred to as dietary fiber. Fruits are the most common source of roughage.

Butter and ghee are major source of fats consumed by human beings.

Properly balanced food keeps us in good health as it contains the entire nutrient in appropriate quantity.

The ingredients containing some components essential for the body are called nutrients. Common nutrients include carbohydrates, fats, and proteins.

Hemoglobin is essential for the transport of oxygen in the blood. Iron is required for the formation of hemoglobin.

Vitamins and minerals protect our body from various diseases.