2. Which statement most accurately reflects the authors' ideas?
(a) Our products are best when consumers can afford them.
(b) Our industry is best when it uses more simple designs on a larger scale.
(c) Our industry is best when we accommodate worker equity.
(d) Our products and processes are best when they most resemble the natural world.

3. How do the Chinese traditionally maintain nutrients to their rice patties?
(a) By adding their household wastes to the fields.
(b) By damming rivers to dry their fields every winter.
(c) By recycling plastic bottles and aluminum cans.
(d) By fertilizing fields every spring.

4. What model do early nomads follow?
(a) The industrial model.
(b) Cradle to grave.
(c) Cradle to cradle.
(d) Monoculture agriculture systems.

5. What is another reason to build using local materials?
(a) It stops exportation of local goods.
(b) It encourages devolution.
(c) It increases profits for importers.
(d) It prevents invasive, non-native species from entering the area.

6. What do the authors mean by a throwaway society?
(a) Volunteers that pick up waste along the highways.
(b) Government sponsors companies that reduce waste production.
(c) Consumers are accustomed to throwing out the old and buying new.
(d) Industry designs products to be recycled.

7. What is meant by the word "devolution"?
(a) Eliminating evolutionary process from humans.
(b) Using the same structures and plants instead of natural diversity.
(c) Adding simplicity to design to make it less efficient.
(d) Creating more complex designs.

8. Where is there a positive example of a sewage treatment facility?
(a) London.
(b) New York City.
(c) Seattle.
(d) Rio de Janeiro.

9. The authors present the cherry tree as a good model of what?
(a) Crude product design.
(b) Cradle to grave design.
(c) Eco-efficiency.
(d) Cradle to cradle design.

10. All of the following are true about a typical book except:
(a) It uses chlorine in all aspects of its production.
(b) It is easily recycled.
(c) It is not biodegradable.
(d) The inks contain many toxic chemicals.

11. What is critically important to agriculture in Egypt?
(a) The flooding of the Nile river valley.
(b) Sufficient rain and humidity.
(c) Importing fertilizers.
(d) Temperature fluctuations in valley regions.

12. What happens to agriculture in the Americas?
(a) It creates a system to replenish the soil.
(b) It becomes an unsustainable design.
(c) It creates new ways to nurture crops.
(d) It becomes a system modeled after early nomads.

13. What is inefficient about most roofs?
(a) They collapse frequently.
(b) The material is easily replaced.
(c) They do not insulate the house very well.
(d) The material washes away with rain.

14. What can we do with materials that cannot be safely recycled?
(a) Save them until we have the technology to recycle them safely.
(b) Recycle them, even though they release toxic chemicals.
(c) Use them for other products.
(d) Break them down into small pieces and dispose of them properly.

15. How should homes meet heating, cooling, and power needs?
(a) By being integrated into the larger environment.
(b) By consuming fossil fuels.
(c) By using natural resources like wood.
(d) By being part of the power grid.