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Introduction to Ecology

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Presentation on theme: "Introduction to Ecology"— Presentation transcript:

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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