Across
- 3. Bags are made of this material at the grocery store
- 5. used water, not suitable for drinking
- 8. water and raw waste disposed of in toilets or bathrooms
- 9. living factors of the environment
- 10. Non living factors of the environment
- 11. the opposite of an acid
- 12. opposite of a base
- 13. needle bearing trees that produce seeds in cones
Down
- 1. Mostly fertile surface soil used in gardens lots
- 2. the number of species present in an area
- 4. molten rock sometimes ejected from volcanoes
- 6. rain that is high in acidity levels
- 7. The amount of a product are willing and able to buy
- 14. waste in a state between liquid and solid