Science Level 3

Unit 4 Ecosystems and Interactions
All living things live in a place. You are also a living thing. Have you ever thought what is all around you? In this unit we will learn about our surroundings. In this unit you will learn about:
- Environment
- Ecosystem and types of ecosystems
- Habitat
- Community
- Populations
- Food chain
- Producers, consumers, and decomposers
- Natural changes to the environment
- How people change the environment?

Iraj Tanzeem
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S3 Unit 4 Lesson 4.5: How Do Environmental Changes Affect Living Things?
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