Podcast
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
- Rocks (correct)
- Fungi
- Animals
What are the essential nutrients found in food?
What are the essential nutrients found in food?
- Fats, proteins, vitamins, and minerals
- Carbohydrates, proteins, vitamins, and rocks
- Carbohydrates, fats, proteins, vitamins, and minerals (correct)
- Carbohydrates, fats, vitamins, and minerals
How do organisms obtain energy from food?
How do organisms obtain energy from food?
- By photosynthesis
- By assimilating it into their cells (correct)
- By distributing it through complex food processing systems
- By relying on fossil fuels
Which industry supplies the majority of the food energy required?
Which industry supplies the majority of the food energy required?
What does the conventional agriculture system heavily rely on?
What does the conventional agriculture system heavily rely on?
Food is any substance consumed by an organism for ______ support.
Food is any substance consumed by an organism for ______ support.
Food is usually of ______, animal, or fungal origin and contains essential nutrients such as carbohydrates, fats, proteins, vitamins, or minerals.
Food is usually of ______, animal, or fungal origin and contains essential nutrients such as carbohydrates, fats, proteins, vitamins, or minerals.
The substance is ingested by an organism and assimilated by the organism's cells to provide ______, maintain life, or stimulate growth.
The substance is ingested by an organism and assimilated by the organism's cells to provide ______, maintain life, or stimulate growth.
Different species of animals have different feeding behaviours that satisfy the needs of their ______ and have evolved to fill a specific ecological niche within specific geographical contexts.
Different species of animals have different feeding behaviours that satisfy the needs of their ______ and have evolved to fill a specific ecological niche within specific geographical contexts.
Omnivorous humans are highly adaptable and have adapted to obtain food in many different ______.
Omnivorous humans are highly adaptable and have adapted to obtain food in many different ______.
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Study Notes
Sources of Food
- Air, water, and sunlight are not sources of food for organisms
Essential Nutrients in Food
- Carbohydrates
- Fats
- Proteins
- Vitamins
- Minerals
Energy from Food
- Organisms obtain energy from food by ingesting and assimilating it into their cells
Food Industry
- Agriculture is the industry that supplies the majority of food energy required
Conventional Agriculture
- Heavily relies on chemical fertilizers, pesticides, and irrigation
Definition of Food
- Food is any substance consumed by an organism for nutritional support
- Origins: plant, animal, or fungal
- Provides energy, maintains life, or stimulates growth
Feeding Behaviors
- Different species have unique feeding behaviors that satisfy their nutritional needs
- Adapted to fill a specific ecological niche within specific geographical contexts
Human Adaptability
- Omnivorous humans are highly adaptable and have adapted to obtain food in many different ways
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