Gr 9 NATURAL SCIENCES: CH 1.5 A healthy diet
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Questions and Answers

What is the primary function of Vitamin C?

  • Building strong bones and teeth
  • Regulating water in the blood and aiding muscle and nerve function
  • Keeping skin and gums healthy and boosting the immune system (correct)
  • Forming sweat, saliva, and tears

    • What is the main source of Calcium?

  • Nuts
  • Fruits and vegetables
  • Meat
  • Dairy products (correct)

    • What is the primary function of Fibre?

  • Helping blood carry nutrients and waste
  • Forming sweat, saliva, and tears
  • Building strong bones and teeth
  • Maintaining regular bowel movements and preventing constipation (correct)

    • What is the percentage of water in the human body?

    <p>50%</p> Signup and view all the answers

    What is the purpose of chemical tests in food?

    <p>To identify the types of food molecules present</p> Signup and view all the answers

    What is a common health issue related to poor dietary choices?

    <p>Obesity</p> Signup and view all the answers

    What is the primary function of Iron?

    <p>Necessary for healthy blood</p> Signup and view all the answers

    What is the primary source of energy for the body?

    <p>Carbohydrates</p> Signup and view all the answers

    What is the primary source of Magnesium?

    <p>Bananas, nuts, green leafy vegetables, and milk</p> Signup and view all the answers

    Which of the following is NOT a function of fats and oils in the body?

    <p>Building and repairing body cells</p> Signup and view all the answers

    What is the primary function of Sodium?

    <p>Regulating water in the blood and aiding muscle and nerve function</p> Signup and view all the answers

    Why is it essential to drink water daily?

    <p>To maintain hydration and proper bodily functions</p> Signup and view all the answers

    What is the role of vitamin A in the body?

    <p>Strengthening the immune system and supporting eyesight</p> Signup and view all the answers

    Which of the following food groups is NOT essential for a healthy diet?

    <p>Sugars</p> Signup and view all the answers

    What is the role of fibre in the body?

    <p>Non-digestible carbohydrates</p> Signup and view all the answers

    Which of the following is a plant-based source of protein?

    <p>Soya beans</p> Signup and view all the answers

    What is the purpose of consuming minerals in the body?

    <p>To maintain overall health</p> Signup and view all the answers

    What are the seven essential groups that make up a healthy diet?

    <p>Proteins, Carbohydrates, Fats, Vitamins, Minerals, Fibre, and Water</p> Signup and view all the answers

    What is the function of B Vitamins in the body?

    <p>Helping process energy from food</p> Signup and view all the answers

    Why is it important to moderate the intake of processed carbohydrates?

    <p>They can lead to an imbalanced diet</p> Signup and view all the answers

    What is a primary function of Vitamin D?

    <p>Building strong bones and teeth</p> Signup and view all the answers

    Which of the following is a function of Iron?

    <p>Necessary for healthy blood</p> Signup and view all the answers

    What is a common source of Calcium?

    <p>Dairy products</p> Signup and view all the answers

    What is the primary function of Fibre?

    <p>Helping with digestion and preventing constipation</p> Signup and view all the answers

    What is a primary function of Sodium?

    <p>Regulating water in the blood and aiding muscle and nerve function</p> Signup and view all the answers

    What can occur as a result of poor dietary choices?

    <p>Conditions such as obesity, malnutrition, and chronic diseases</p> Signup and view all the answers

    What is the purpose of chemical tests in food?

    <p>To identify the type of food molecule present</p> Signup and view all the answers

    What is essential for maintaining hydration and proper bodily functions?

    <p>Drinking water daily</p> Signup and view all the answers

    What is a primary source of Magnesium?

    <p>Bananas and nuts</p> Signup and view all the answers

    What is a common health issue related to diet?

    <p>All of the above</p> Signup and view all the answers

    Which of the following nutrients provides energy to the body?

    <p>Carbohydrates</p> Signup and view all the answers

    What is the primary function of proteins in the body?

    <p>Building and repairing body cells and tissues</p> Signup and view all the answers

    Which of the following is a characteristic of healthy fats?

    <p>Found in olive oil and canola oil</p> Signup and view all the answers

    What is the role of vitamins in the body?

    <p>Helping in various chemical reactions</p> Signup and view all the answers

    Why is it important to include fibre in a healthy diet?

    <p>It is a non-digestible carbohydrate</p> Signup and view all the answers

    Which of the following foods is a good source of protein?

    <p>Soya beans</p> Signup and view all the answers

    What is the primary function of minerals in the body?

    <p>Helping in various chemical reactions</p> Signup and view all the answers

    Why is it important to consume carbohydrates in moderation?

    <p>They can lead to health issues if consumed excessively</p> Signup and view all the answers

    What is the function of water in a healthy diet?

    <p>Essential for various bodily functions</p> Signup and view all the answers

    Which of the following is an example of a plant-based source of protein?

    <p>Soya beans</p> Signup and view all the answers

    What is the primary function of proteins in the body?

    <p>To build and repair body cells and tissues</p> Signup and view all the answers

    Which of the following is NOT a function of fats and oils?

    <p>Aiding in digestion</p> Signup and view all the answers

    What is the primary role of carbohydrates in the body?

    <p>To provide energy to the body</p> Signup and view all the answers

    Which of the following is a characteristic of healthy fats?

    <p>Found in foods like olive oil and canola oil</p> Signup and view all the answers

    What is the primary function of vitamins in the body?

    <p>To aid in various chemical reactions</p> Signup and view all the answers

    Which of the following is a plant-based source of protein?

    <p>Soya beans</p> Signup and view all the answers

    What is the importance of moderating the intake of processed carbohydrates?

    <p>To prevent an excessive intake of sugars</p> Signup and view all the answers

    Which of the following foods is a good source of fibre?

    <p>Whole grain bread</p> Signup and view all the answers

    What is the importance of including water in a healthy diet?

    <p>To maintain proper bodily functions and hydration</p> Signup and view all the answers

    Which of the following is a function of Vitamin A?

    <p>To strengthen the immune system and aid in eyesight</p> Signup and view all the answers

    What is the primary function of Vitamins in the body?

    <p>To keep skin and gums healthy and boost the immune system</p> Signup and view all the answers

    What is the primary function of Calcium in the body?

    <p>To build strong bones and teeth</p> Signup and view all the answers

    What is the primary function of Water in a healthy diet?

    <p>To help blood carry nutrients and waste around the body</p> Signup and view all the answers

    What is the primary consequence of poor dietary choices?

    <p>Obesity and chronic diseases</p> Signup and view all the answers

    What is the primary function of Magnesium in the body?

    <p>To build strong bones and teeth</p> Signup and view all the answers

    What is the primary function of Sodium in the body?

    <p>To regulate water in the blood and aid muscle and nerve function</p> Signup and view all the answers

    What is the primary function of Fibre in the body?

    <p>To help maintain regular bowel movements and prevent constipation</p> Signup and view all the answers

    What is the primary function of Iron in the body?

    <p>To maintain healthy blood</p> Signup and view all the answers

    What is the primary source of Minerals in the diet?

    <p>Dairy products and meat</p> Signup and view all the answers

    What is the primary purpose of chemical tests in food?

    <p>To identify the types of food molecules present</p> Signup and view all the answers

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