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Questions and Answers
What are life processes?
What are life processes?
The maintenance functions of living organisms that keep them alive.
Which of the following is a type of nutrition?
Which of the following is a type of nutrition?
- Autotrophic Nutrition
- Heterotrophic Nutrition
- Both A and B (correct)
- None of the above
An organism that prepares its own food is known as an ______.
An organism that prepares its own food is known as an ______.
autotroph
Autotrophic nutrition depends on other organisms.
Autotrophic nutrition depends on other organisms.
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What are nutrients?
What are nutrients?
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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
-
Autotrophic Nutrition:
- Organisms synthesize their own food.
- Known as autotrophs, primarily includes green plants.
-
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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