Across
- 1. animal droppings used to fertilize land
- 4. world-wide
- 6. unproductive; inadequate in performance
- 8. a supply of workers
- 11. to use
- 13. a complete change in something; the overthrow of a government
- 14. a group of animals distinguished by particular characteristics
Down
- 2. the essential materials needed in an industry to make a product
- 3. animal food
- 5. an economy based on industry, not agriculture
- 7. money used to invest in business
- 9. land held to be used by everyone
- 10. new inventions; the science of industry
- 12. to feed on growing plants, such as grass