1. What is Ecology?
Biology

2. Vocabulary Abiotic Factor Biotic Factor Organism Population Community
Ecosystem
Biosphere

3. What is Ecology ?
The study of how organisms interact with one another and their non-living environment

4. So Then What is an Ecosystem ?
Biosphere
Ecosystems
Communities
Populations
Organisms
Looking at the chart to the right..
Our BIOSPHERE is the part of the Earth where the organisms exist
And an ECOSYSTEM is that area where the living and non-living things interact.

5. So Then What is an Ecosystem ?
Biosphere
Ecosystems
Communities
Populations
Organisms
Looking at the chart to the right..
A COMMUNITY is different populations that live together in a defined area
And an POPULATION is a group of individuals of the same species that live in the same area

6. Parts of an Ecosystem Examples are: • Plants • Animals • Fungi
An Ecosystem is made of BIOTIC and ABIOTIC parts
BIOTIC components are the living parts of the ecosystem
Examples are:
• Plants
• Animals
• Fungi
• Bacteria

7. Parts of an Ecosystem Examples are: • Water • Air • Temperature
An Ecosystem is made of BIOTIC and ABIOTIC Components
ABIOTIC components are the NON-living parts of the ecosystem
Examples are:
• Water
• Air
• Temperature
• Sunlight

8. Energy for the Ecosystems
Every ecosystem on Earth gets its energy from the same source:
The SUN !!!