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Introduction to Ecology

Introduction to Ecology. What is Ecology?. Introduction to Ecology. Ecology is ……. The study of interactions …. between living (biotic) and non-living (abiotic) components …. in ecosystems!. Introduction to Ecology. Some definitions:. FOOD CHAIN :.

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Introduction to Ecology

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  1. Introduction to Ecology • What is Ecology?

  2. Introduction to Ecology • Ecology is…… • The study of interactions… • between living (biotic) and non-living (abiotic) components…. • in ecosystems!

  3. Introduction to Ecology • Some definitions: • FOOD CHAIN: • A diagram showing the movement of energy between biotic factors in an ecosystem.

  4. Introduction to Ecology Some examples of FOOD CHAINS:

  5. Introduction to Ecology • PRODUCER: • An organism that makes it’s own food from sunlight or heat (usually a plant)

  6. Introduction to Ecology • CONSUMER: • An organism that must consume other organisms for energy (all animals are consumers)

  7. Introduction to Ecology • HERBIVORE: • An organism that consumes only plants for food (deer, mice, grasshopper, gorilla)

  8. Introduction to Ecology • CARNIVORE: • An organism that consumes only other animals for food (cats, owls, sharks, polar bear)

  9. Introduction to Ecology • DECOMPOSER: • An organism that consumes only dead organisms for food (bacteria, worms, fungus, vultures)

  10. Introduction to Ecology • NUTRIENT: • A material that an organism needs to grow and reproduce. Good examples are vitamins and minerals.

  11. Introduction to Ecology • OMNIVORE: • An organism that can eat either plants or animals for energy (humans, raccoons, black bears, chimpanzees)

  12. Introduction to Ecology • HABITAT: • The area in which an organism lives, including the space, water and food available, vegetation and soil types

  13. Use the definitions from your worksheet to label the following ecosystem: abiotic carnivore biotic omnivore HABITAT producer herbivore abiotic producer consumer

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