Success Homeschool

Year 10 Geography · Environmental change and management

Name: ______________________

Date: ____________

1. What is the main threat to the Great Barrier Reef?
- ☐ (a) Earthquakes
- ☐ (b) Climate change
- ☐ (c) Too many fish
- ☐ (d) Cold water
2. What causes coral bleaching?
- ☐ (a) Stress, especially from high water temperatures
- ☐ (b) Too much sunlight on land
- ☐ (c) Shark attacks
- ☐ (d) Sand storms
3. Which is a stakeholder in Reef management?
- ☐ (a) A planet
- ☐ (b) A coral polyp's colour
- ☐ (c) A tourism operator
- ☐ (d) The moon
4. Which strategy addresses a cause rather than a symptom?
- ☐ (a) Culling starfish
- ☐ (b) Painting coral
- ☐ (c) Building more hotels
- ☐ (d) Reducing fertiliser runoff
5. Who manages Sea Country programs along parts of the Reef?
- ☐ (a) Traditional Owners, often with ranger programs
- ☐ (b) Only overseas companies
- ☐ (c) No-one
- ☐ (d) Only tourists
6. About how long is the Great Barrier Reef, in kilometres?
7. A person or group with an interest in an issue is a ____.
8. Water flowing over land into waterways, carrying soil and fertilisers, is called ____.

Answer sheet

1. Climate change — Rising sea temperatures from climate change cause mass bleaching.
2. Stress, especially from high water temperatures — Heat stress causes corals to expel their algae.
3. A tourism operator — Tourism operators have a strong interest in Reef health.
4. Reducing fertiliser runoff — Reducing runoff tackles a driver of starfish outbreaks.
5. Traditional Owners, often with ranger programs — Traditional Owner groups manage Sea Country, often in partnership with agencies.
6. 2300 — The Reef stretches about 2,300 km along Queensland's coast.
7. stakeholder — Stakeholders have interests in outcomes.
8. runoff — Runoff carries pollutants to the Reef.