1. Chapter 16: ECOSYSTEM

2. Definition of Ecosystem: Related to ecologi system, i.e. interaction process between living things and non-living things existed in natural environment.

3. ABIOTIC Ecosystem Component BIOTIC

4.  Consists of nature essentials that provide various resources to living things such as sunshine, soul, water, air and stones. ABIOTIC

5.  Consists of living things that divided in some kinds i.e. producer, consumer and bacteria(decomposed). BIOTIC

6. Food Chain in Ecosystem  All ecosystem depend on energy resources which get from the sunshine.  Energy moving process in ecosystem can be seen in food chain.

7. Example of Food Chain Grass Grasshopper Frog Snake Bacteria

8. Food Web  In one’s ecosystem, the more complex food chain will become layers called ‘food web’.

9. Example of Food Web Grass »Goat Rabbit Tiger Human Eagle Fox Chicken Worm