2. What do some people make with old tires in Africa?
(a) Traditional medicines.
(b) Plastic bottle for export.
(c) Sandals.
(d) More tires.

3. What do the authors design for Herman Miller?
(a) Downtown lofts.
(b) Athletic shoes.
(c) A furniture factory.
(d) Suburban shopping mall.

4. How are most manufacturing processes different than the way ants live in the environment?
(a) Most manufacturing is concerned with productivity.
(b) Most manufacturing produces biodegradable chemicals.
(c) Most manufacturing creates waste that is not useful in the environment.
(d) Most manufacturing replaces the resources it depletes.

5. Which product is an example of a monstrous hybrid, as the authors describe it?
(a) Plastic Tupperware.
(b) Running shoes.
(c) Hardcover books.
(d) Wood tables and chairs.

6. What technology could a roof top use to lessen energy needs?
(a) Diesel turbines.
(b) Water heaters.
(c) Solar collectors.
(d) Gas generators.

7. What do conventional plastic shoes emit every time you walk or run?
(a) Oxygen.
(b) Mercury.
(c) Lead.
(d) Water.

8. Why can't many materials be recycled?
(a) Because the technology doesn´t exist.
(b) Because they are hybrids of too many other materials.
(c) Because consumers are not committed to recycling.
(d) Because they are materials that are too solid to be melted down.

9. What happens to nutrients when agriculture becomes industrialized?
(a) Nutrients are moved and do not remain local.
(b) Nutrients are never consumed.
(c) Nutrients are efficiently recycled.
(d) Nutrients are replenished naturally in the soil.

10. Which word best describes the cherry tree model for industrial design?
(a) Nurturing.
(b) Practical.
(c) Efficient.
(d) Cheap.

11. Which product is a good example of something designed for a throwaway society?
(a) Gold jewelry.
(b) Microwaves.
(c) Recycled paper.
(d) Running shoes.

12. What material is the book itself made of?
(a) An easily recyclable polymer, not paper.
(b) Rice paper.
(c) Recycled milk cartons.
(d) Recycled paper.

13. Which of the following is an example of how the natural world replenishes itself?
(a) Cherry blossoms falling from the tree.
(b) Monoculture crops.
(c) Caribou migrations.
(d) Catching fish with nets.

14. Which of the following is a true statement?
(a) Detergents also help keep water clean in natural systems.
(b) Cleaning products make good fertilizers.
(c) Beauty products help in seed germination.
(d) Soap never needs to contain water,

15. What threatens the soil the most?
(a) Accumulation of toxic chemicals.
(b) Plowing and turning of nutrients.
(c) Insects.
(d) Seed germination.