Ecology Crossword

3. dense leafy covering
4. short-term changes in temperature, precipitation, clouds, and wind from day to day or minute to minute
6. any living part of the environment with which an organism might interact
7. includes all the gases that surround Earth
9. layer formed by short trees and vines
11. gases such as carbon dioxide
13. group of individuals that belong to the same species and live in the same area
17. different populations that live together in a defined area
18. any nonliving part of the environment, such as sunlight, heat, precipitation, humidity, wind, or water
19. everywhere that life exists
21. includes rocks, continents, ocean floor, and molten rock deep below Earth's surface

1. patterns and averages over many years of precipitation, temperature, clouds, wind, extreme weather, droughts, and floods
2. sunlit region near the surface of the water in which photosynthesis can occur
5. all of Earth's water including fresh water, salt water, water vapor, rain, underground water, and ice
6. group of ecosystems that share similar climates and typical organisms
8. all biotic and abiotic factors within a specific area
10. gases allow visible light to enter, but trap heat
12. scientific study of interactions between organisms, effects of their environment, and responses to changing environment
14. one of the three main approaches to gathering ecological data
15. material formed from decaying leaves a other organic matter
16. project based on a book in an attempt to model global life support systems
20. group of similar organisms that can breed and produce offspring