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Questions and Answers
Which of the following are considered life processes? (Select all that apply)
Which of the following are considered life processes? (Select all that apply)
- Digestion (correct)
- Respiration (correct)
- Excretion (correct)
- Transportation (correct)
- Nutrition (correct)
What is Autotrophic nutrition?
What is Autotrophic nutrition?
- Involves the utilization of pre-existing organic compounds.
- Involves the intake of nutrients from the environment.
- Organisms depend on other organisms for food.
- Organisms create their own food. (correct)
Match the following types of nutrition with their descriptions:
Match the following types of nutrition with their descriptions:
Autotrophic Nutrition = Organisms prepare their own food. Heterotrophic Nutrition = Organisms depend upon others for food.
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Study Notes
Life Processes
- Maintenance functions of living organisms that must continue even during inactivity.
- Key life processes include: Nutrition, Respiration, Digestion, Transportation, and Excretion.
Nutrition
- Nutrients: Essential food groups comprised of proteins, fats, vitamins, and minerals.
- Nutrition Definition: The intake of nutrients (carbohydrates, fats, proteins, vitamins, minerals, and water) and their utilization by organisms.
Types of Nutrition
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Autotrophic Nutrition:
- Organisms synthesize their own food.
- Known as autotrophs, primarily includes green plants.
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Heterotrophic Nutrition:
- Organisms rely on other sources for their food.
- Two main types: Holozoic nutrition, where organisms ingest and digest food from other organisms.
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