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Questions and Answers
What is the primary function of energy-yielding foodstuffs?
What is the primary function of energy-yielding foodstuffs?
What happens if the diet is deficient in one or more of the vital nutrients?
What happens if the diet is deficient in one or more of the vital nutrients?
What is the main function of food according to the text?
What is the main function of food according to the text?
What is the purpose of body-building nutrients during infancy, childhood, and adolescence?
What is the purpose of body-building nutrients during infancy, childhood, and adolescence?
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Which of the following is NOT a function of food?
Which of the following is NOT a function of food?
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What are the examples of energy-yielding foodstuffs?
What are the examples of energy-yielding foodstuffs?
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What type of nutrients are Calcium, Magnesium, and Phosphorus?
What type of nutrients are Calcium, Magnesium, and Phosphorus?
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Which of the following is a function of Protein in the body?
Which of the following is a function of Protein in the body?
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What is the consequence of a diet lacking in variety?
What is the consequence of a diet lacking in variety?
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Which of the following is a source of Protein?
Which of the following is a source of Protein?
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What is the primary function of calcium in the body?
What is the primary function of calcium in the body?
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What is the primary function of Protein in the body?
What is the primary function of Protein in the body?
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Which of the following is a function of magnesium in the body?
Which of the following is a function of magnesium in the body?
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Which of the following is a characteristic of a balanced diet?
Which of the following is a characteristic of a balanced diet?
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What is the term used to describe elements required in small amounts by the body?
What is the term used to describe elements required in small amounts by the body?
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Which of the following is not a source of potassium?
Which of the following is not a source of potassium?
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What is the deficiency of sulphur associated with?
What is the deficiency of sulphur associated with?
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What is the primary function of carbohydrates in the body?
What is the primary function of carbohydrates in the body?
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What is the primary function of chlorine in the body?
What is the primary function of chlorine in the body?
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What is the role of fiber in the body?
What is the role of fiber in the body?
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What are the two main types of fats?
What are the two main types of fats?
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What is the recommended daily intake of carbohydrates?
What is the recommended daily intake of carbohydrates?
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What is the function of fats in relation to vitamins?
What is the function of fats in relation to vitamins?
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What is one of the risks associated with a deficiency of fats in the diet?
What is one of the risks associated with a deficiency of fats in the diet?
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What is the primary function of phosphorus in the human body?
What is the primary function of phosphorus in the human body?
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Which of the following is NOT a source of phosphorus?
Which of the following is NOT a source of phosphorus?
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What is the consequence of sodium deficiency in the body?
What is the consequence of sodium deficiency in the body?
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What is the role of chromium in the body?
What is the role of chromium in the body?
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What is the primary function of fluorine in the body?
What is the primary function of fluorine in the body?
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What is the consequence of iodine deficiency in the body?
What is the consequence of iodine deficiency in the body?
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Study Notes
Functions of Food
- Provides energy to keep the body warm, muscles active, and organs alert
- Supplies body-building nutrients for growth and development
- Required in minute quantities, with a variety of nutrients each responsible for a specific task in the body
Food Groups
- Energy-yielding foodstuffs: cereals, starchy vegetables, pulses, nuts, sugars, and oils
- Body-building foodstuffs: milk and its products, meat, fish, eggs, legumes, pulses, dried beans, peas, and nuts
Balanced Diet
- A diet that includes a variety of foodstuffs in suitable proportions to carry out the three functions of food
- Provides all nutrients in required amounts and proper proportions
Nutrients
Macronutrients
- Proteins: helps in tissue and muscle building, boosts immunity, and maintains fluid balance
- Carbohydrates: energy-giving compounds necessary for daily activity, brain function, and heart health
- Fats: provides energy, transports vitamins A, D, E, and K, and acts as an insulator for vital organs
Micronutrients
- Minerals: elements present in small amounts (about 4% of human body weight)
- Categories of minerals: about 25 types, including calcium, magnesium, phosphorus, potassium, and sodium
Minerals
Calcium
- Found in dairy products, egg, wheat germ, and dark green vegetables
- Important for bone and teeth formation, blood clotting, and muscle and nerve activity
- Deficiency causes rickets and muscle spasms
Magnesium
- Found in dairy products, cereals, green leafy vegetables, seafood, chocolate, and wheat germ
- Helps in energy release, acts as a catalyst, and maintains muscle and nerve relaxation
- Deficiency causes convulsions and hallucinations
Potassium
- Found in fruits, vegetables, and wheat germ
- Important for normal muscle and nerve activity, and pH balance of body fluid
- Deficiency causes muscle disorders, including cardiac muscle and nerve problems
Chlorine
- Found in salt, seafood, vegetables, and chlorinated water
- Essential for pH balance of body fluid
Sulphur
- Found in meat, dairy products, and eggs
- Essential for vitamin B1 synthesis and healthy hair, skin, and nails
Phosphorus
- Found in meat, fish, egg, dairy products, and wheat germ
- Important for bone and teeth formation, biomembranes, and muscle and nerve activity
- Deficiency causes loss of bone minerals and metabolic disorders
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Description
Test your knowledge about the major food groups, their functions, and the essential nutrients they provide. Learn about the importance of carbohydrates, proteins, fats, vitamins, and minerals in our diet. Understand how food supplies energy and supports growth and development.