Across
- 3. group of individuals that inhabit a specific
- 4. returning an ecosystem or habitat to its original function Habitat
- 5. grassland ecosystem
- 7. type of wetland with woody plants
- 11. wetlands covered with herbaceous plants
- 12. maintaining and protecting the environment
- 13. group of species that live in the same area
- 14. social place
- 15. cold and treeless biome with permafrost and little
- 19. geological formation that can store and transmit groundwater
- 20. areas where water covers the soil and support aquatic plants
Down
- 1. the deterioration of the natural
- 2. study of interactions between organisms and their environment
- 6. layer of gases surrounding a planet
- 8. Rainforest dense forest located near the equator
- 9. natural environment where organisms live
- 10. large mass of ice
- 16. Forest, forest biome with trees that shed
- 17. dry area with extreme high temperatures
- 18. Chain organisms eaten by the next in the chain