Questions and Answers
Food provides energy for carrying out normal physiological ______.
activities
Dal, eggs, and meat contain ______.
proteins
Cereals and pulses predominantly contain ______.
carbohydrates
The Iodine test is used to confirm the presence of ______.
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Proteins are needed to build every single part and ______ of the body.
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Fats are high-energy nutrients needed in a ______ amount by the body.
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Humans cannot use fibres as a nutrient, but they help in the easy movement of food along the ______ system.
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Iron deficiency leads to ______.
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Study Notes
Overview of Food and Its Nutritional Components
- Food is essential for all living organisms, providing the energy necessary for physiological functions.
- Various components of food supply different nutrients, offering complete nourishment.
Nutritional Components
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Proteins
- Found in dals, eggs, and meat, proteins are crucial for building and repairing body tissues.
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Vitamins
- Primarily derived from fruits and vegetables, vitamins support various body functions.
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Carbohydrates
- Majorly sourced from cereals, pulses, and oats, carbohydrates are primarily starch that serves as an energy source.
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Iodine Test for Carbohydrates
- Adding dilute iodine solution to food samples causes a color change from brown to blue-black, confirming the presence of starch.
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Fats
- High-energy nutrients found in oils, ghee, butter, cheese, etc., fats act as reserved food for the body.
- They are necessary in moderate amounts for optimal health.
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Fibers
- Contribute bulk to food but are not digestible by humans; they assist in smooth movement through the digestive system.
Nutritional Deficiencies
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Deficiency diseases arise from insufficient intake of specific nutrients; a balanced diet can prevent these conditions.
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Vitamin Deficiency Diseases
- Lack of vitamins can lead to conditions such as scurvy (vitamin C deficiency), pellagra (niacin deficiency), and rickets (vitamin D deficiency).
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Mineral Deficiency Diseases
- Insufficient minerals result in health issues like anemia from iron deficiency and weak bones and teeth from phosphorus deficiency.
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Description
Test your knowledge on the essential components of food and their nutritional benefits. This quiz covers proteins, vitamins, carbohydrates, and fats, explaining their roles in a balanced diet. Discover how different foods contribute to our overall health and well-being.
