Year 10 - Geography
Understanding small-scale ecosystems
Ecosystems, biomes and the biosphere
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This pupil-friendly study guide includes a unit summary, clear notes, common mistakes, and quick questions with answers.
Unit Summary
This unit teaches pupils about ecosystems and biomes at different scales. Pupils learn about the factors influencing biome distribution and the physical systems and processes regulating them. Pupils will also learn about the impact of population growth and resource extraction on biomes.
Lesson Summary
You will learn to describe the natural processes that occur within a small-scale ecosystem in the UK.
Key Notes
- An ecosystem is a natural system in which plants, animals and their non-living environment interact.
- Living and non-living things interract within a small-scale ecosystem.
- Food webs help us understand the interrelationships in a small-scale ecosystem.
- Nutrient cycles show how nutrients transfer across different stores within an ecosystem.
Vocabulary To Learn
- ecosystem: a community of organisms (such as plants and animals) that interact with one another and their non-living (abiotic) environment
- producer: an organism that is able to absorb energy from the sun through photosynthesis
- consumer: an organism that gets its energy by feeding on other organisms (animals and/or plant matter)
- food chain: the connections between different organisms (plants and animals) that rely on one another for their source of food
- decomposer: an organism such as a bacterium or fungus that breaks down dead plant or animal tissue or waste
Common Mistakes To Avoid
- That ecosystems are made up of plants and animals only.
3 Quick Questions (With Answers)
1. Explain this geography topic using two clear key points.
An ecosystem is a natural system in which plants, animals and their non-living environment interact. Living and non-living things interract within a small-scale ecosystem.
2. Define this geography term and use it in an example. 'ecosystem'
a community of organisms (such as plants and animals) that interact with one another and their non-living (abiotic) environment.
3. Correct this common geography misunderstanding.
Mistake: That ecosystems are made up of plants and animals only. Correction: An ecosystem is a community of living things interacting with one another and with non-living components of their environment, such as soil and climate.
More Lessons In This Unit
Browse all guides in the Year 10 Geography guide library.