1. Ecosystem

2. What is an Ecosystem ??
It is short for “ECOLOGICAL SYSTEM”.
The living element, such as plants and animals
non-living elements of the area, such as
climate, water, soil, rock
Environment

4. Lake
Pond

6. Biotic factors are the living parts of an ecosystem.
Examples are animals, plants and microorganisms.
animals

7. Biotic factors are the living parts of an ecosystem.
Examples are animals, plants and microorganisms.
plants

8. Biotic factors are the living parts of an ecosystem.
Examples are animals, plants and microorganisms.
Microorganism

9. Living things
1. Grow, change, develop and die

10. Living things
2. Reproduce/divide

11. Living things
3. Respond to environmental changes

12. Abiotic factors are the non living parts of an
ecosystem.
Examples are air, water, rock

13. Prepared By: Hannah Cuevas
Mini English Program Teacher
Thailand