Marine Ecosystems & Conservation
What marine ecosystems & conservation means
Explore marine habitats and the need to protect ocean life.
Before you start
Not confident yet? Work through Physical Features of the Ocean first.
Worked example
One question from this skill's own question bank, shown with its full working.
Colourful underwater structures built by tiny animals called polyps are:
- Coral reefs
- Sand dunes
- Icebergs
- Sea caves
Working: Coral reefs are built by coral polyps and host a quarter of all marine species.
Curriculum and exam alignment
Curriculum notes are a general guide to where this work normally sits. Always check the syllabus your school or examination body is currently using.
Related skills
Other Oceans & Marine Life skills in Marine Science, at the same point in the course.
Other Marine Science topics
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Practise marine ecosystems & conservation
8 questions with a worked answer after every attempt, and a SmartScore that tracks how close you are to mastery.