Science>Year 9>Unit 1>Checkpoint 4

Checkpoint 4

This checkpoint tests Block D: Aboriginal and Torres Strait Islander health, global disease and pandemics, investigating disease, public health and prevention, and unit synthesis.

SC5-DIS-04Lessons 16-2010 MC3 Short AnswerCheckpoint 4 of 4
CP4

Coverage

This checkpoint assesses your understanding of Block D.

Lesson 16

Indigenous health: traditional medicine, historical impacts, Closing the Gap.

Lesson 17

Global disease: pandemic vs epidemic, COVID-19, malaria, global response.

Lesson 18

Investigating disease: fair tests, case-control studies, ethics.

Lesson 19

Public health: sanitation, quarantine, screening, health promotion.

Lesson 20

Synthesis: connecting concepts, depth study preparation.

Checkpoint Standard Strong answers use precise scientific language and connect concepts to real-world examples.
MC Score
0 / 10
SA Score
0 / 12
Q

Test Your Understanding

UnderstandBand 3

1. The Closing the Gap initiative aims to:

AEliminate all diseases in Australia
BReduce health disparities between Indigenous and non-Indigenous Australians
CBuild more hospitals
DDevelop new vaccines
UnderstandBand 3

2. What is the difference between an epidemic and a pandemic?

AAn epidemic is more deadly
BA pandemic spreads across multiple countries or continents
CAn epidemic only affects animals
DA pandemic is caused by bacteria only
UnderstandBand 4

3. In a case-control study, researchers:

AGive different treatments to two groups
BCompare people with a disease to similar people without it
CObserve the same people over many years
DTest a new vaccine on volunteers
UnderstandBand 4

4. Quarantine is used to control infectious disease by:

ATreating infected people with antibiotics
BSeparating exposed or infected people to prevent spread
CVaccinating the entire population
DImproving nutrition in hospitals
UnderstandBand 3

5. Which public health measure was most important in reducing infectious disease deaths in the 20th century?

AAntibiotics
BVaccination
CClean water and sanitation
DMRI machines
ApplyBand 4

6. A new virus emerges in a densely populated city with poor sanitation. Which factor is most likely to accelerate its spread?

AHigh vaccination rates
BClean water supply
CCrowded living conditions and limited handwashing
DAbundant hospitals
UnderstandBand 4

7. Traditional Aboriginal medicine includes:

AOnly modern pharmaceutical drugs
BUse of native plants, spiritual healing, and community knowledge
CSurgery performed by elders
DVaccination ceremonies
UnderstandBand 4

8. Health promotion campaigns in Australia aim to:

ATreat people who are already sick
BPrevent disease by encouraging healthy behaviours
CDevelop new medical technologies
DReplace doctors with nurses
ApplyBand 4

9. A student wants to investigate whether handwashing reduces the spread of bacteria in a school. What is the independent variable?

ANumber of bacteria colonies
BWhether students wash their hands or not
CType of soap used
DTemperature of the water
AnalyseBand 5

10. During the COVID-19 pandemic, some countries controlled spread better than others. Which combination of factors best explains this difference?

AOnly climate and genetics
BOnly wealth and technology
CPublic health measures, testing capacity, healthcare infrastructure, and social trust
DRandom chance alone

Short Answer Questions

UnderstandBand 4

11. Explain why Aboriginal and Torres Strait Islander Australians experience higher rates of some diseases than non-Indigenous Australians. Discuss at least two contributing factors. 4 MARKS

Answer in your book.
ApplyBand 4

12. Design an investigation to test whether a new hand sanitiser reduces bacterial growth on students' hands. State your hypothesis, variables, and a brief method. 4 MARKS

Answer in your book.
AnalyseBand 5

13. A government must choose between funding a vaccination program for a rare but deadly disease, or a sanitation program for a common waterborne disease. Evaluate which program should be prioritised and why. 4 MARKS

Answer in your book.

Review & Reflect

✓ I can explain...

  • The historical and ongoing factors affecting Indigenous health in Australia
  • The difference between epidemics and pandemics with examples
  • How to design fair tests and case-control studies in disease investigation
  • The role of public health measures in preventing disease
  • How to connect disease concepts across the unit

⚠ I need to review...

  • The specific targets of the Closing the Gap initiative
  • The global organisations involved in pandemic response
  • Ethical considerations in disease research
  • How to prepare investigable questions for depth studies

Mark checkpoint as complete

Tick when you have finished all questions and reviewed your answers.