How Do We Use Food

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What is the primary source of energy for most living organisms?

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The sun.

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Why is it important to consume a balanced diet?

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A balanced diet provides essential nutrients that the body needs to function properly.

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What are macronutrients and why are they important?

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Macronutrients are nutrients required in large amounts (carbohydrates, proteins, and fats) that provide energy and support bodily functions.

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What is the role of vitamins in the human body?

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Vitamins are organic compounds that are essential for various metabolic processes and overall health.

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What is hydroponics?

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Hydroponics is a method of growing plants without soil, using nutrient-rich water instead.

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What are some examples of healthy food sources for humans?

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Fruits, vegetables, whole grains, lean proteins, and healthy fats.

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What is junk food and why is it considered unhealthy?

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Junk food is typically high in calories, sugars, and unhealthy fats but low in essential nutrients.

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How do plants convert sunlight into energy?

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Through the process of photosynthesis, where they use sunlight to convert carbon dioxide and water into glucose.

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What is stored energy in food, and how is it utilized by the body?

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Stored energy in food comes from macronutrients; the body breaks them down to release energy for various functions.

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What is the significance of soil in traditional agriculture?

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Soil provides essential nutrients, water, and support for plant roots.

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