1. Name __________________________________ Date ____________________ Per ____
Chapter 6 – Humans in the Biosphere
Review Sheet
• How did humans alter Hawaii’s ecosystem?
• What species has changed the earth the most?
• What resources does land provide?
• Renewable vs. Nonrenewable resources
• What is sustainable development? What are some examples of sustainable
development?
• How is acid rain formed?
• What is deforestation? What causes it?
• What is desertification? What causes it?

2. • What is biodiversity? Why is it important?
• Endangered species vs. Extinct species
• What is DDT? Why was it used? What is the danger of DDT in the long run?
• What are 3 examples of threats to biodiversity?
• What is biological magnification?
• What are the goals of conservation biology?
• What is a foreign species? Why are the dangerous to ecosystems?
• Why is too much UV radiation bad?
• What is global warming? What causes it?
• What is causing the depletion of the ozone layer?

3. Name _____________________________ Date ____________________ Per ______
Chapter 5 – Populations
Review Sheet
• What factors can affect population size?
• Exponential vs. logistic growth
• What is carrying capacity? What is the growth rate when a population is at
carrying capacity?
• What is a limiting factor?
• What factors have led to the exponential growth of the human population?
• What is the demographic transition?
• Know how to interpret age structure diagrams