Final review · Put it all together
Keeping a habitat alive challenge
5 questions · About 8 minutes · Learn at your own pace
Your goalApply the course to five new situations. Use the readings and explain which evidence supports your decisions.
Challenge points — / 100
10 per answer + 50 for completing the challenge0 of 5 answered correctly
Use what you learned across the course. Revisit a lesson whenever you need it; your answers will wait here. Retries never cost points.
1. Air and pressure
10 points2. Carbon dioxide removal
10 points3. Water recovery
10 points4. Food and waste
10 points5. Reserves and emergency systems
10 pointsThe connections you made
Bring the whole story together.
Answer all 5 questions correctly to earn the 50-point completion bonus. Your correct answers are kept as you go.
Use Practice again to retry any completed question without changing your result.