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Questions and Answers
Which of the following is NOT a source of food for organisms?
Which of the following is NOT a source of food for organisms?
- Plants
- Animals
- Rocks (correct)
- Fungi
What are the essential nutrients found in food?
What are the essential nutrients found in food?
- Carbohydrates, fats, proteins, vitamins, and minerals (correct)
- Water, fats, proteins, and minerals
- Carbohydrates, proteins, vitamins, and sunlight
- Water, air, sunlight, and minerals
What is the purpose of consuming food?
What is the purpose of consuming food?
- To improve mental health and well-being
- To provide energy, maintain life, or stimulate growth (correct)
- To fulfill social obligations
- To quench thirst and satisfy hunger
How do omnivorous humans obtain food?
How do omnivorous humans obtain food?
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What does the industrial food industry rely heavily on?
What does the industrial food industry rely heavily on?
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Study Notes
Food Sources
- Not all sources are food, some are inedible or harmful
- Organisms consume other organisms, called heterotrophs, for energy
- Organisms obtain food through photosynthesis, called autotrophs
Essential Nutrients
- Essential nutrients are required for growth and development
- These nutrients are divided into macronutrients and micronutrients
- Macronutrients include carbohydrates, proteins, and fats
- Micronutrients include vitamins and minerals
Purpose of Food
- Provides energy to perform life functions
- Supports growth and repair of tissue
- Regulates bodily processes
Omnivorous Human Food
- Omnivores can consume both plants and animals
- Humans rely on agriculture and animal farming
- They also increasingly use processed foods
Industrial Food Production
- Relies heavily on mass production of crops and livestock
- Focuses on speed and efficiency rather than quality
- Prioritizes profit at the expense of sustainability and ethics
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