Across
- 1. A snake is a ______ factor in an ecosystem
- 4. This cold biome is also called the boreal forest
- 5. An organism that uses photosynthesis to help make its food
- 7. If an organism feeds on producers it is a _________
- 11. This type of organism will decompose organic materiel
- 12. This is where aboitic and biotic factors interact
- 13. If an organism does not have a suitable _______, then it will die
- 14. This is how water gets back down from the sky in the water cycle
- 17. This is a very important step in the water cycle that occurs before it precipitates
- 18. pyramid This graphically demonstrates the inefficiency of energy
- 19. If a biologist notices many different species, then there is great ____________
- 21. These are what help keep species from going extinct
- 23. sink The ocean acts as a large one of these
- 24. chain A scientist may use this to help him understand the biotic factors of an ecosystem
- 25. An organism of this type will eat flesh
- 26. A biome that has plant life far away from each other
- 27. What is a scientist talking about when he refers to the amount of water vapor in the air
- 28. What is the term that a scientist may use when he refers to all of the populations in an ecosystem
Down
- 2. What is the word that a scientist should use when he is talking about an organism that feeds on producers
- 3. cycle Condensation is part of this important cycle
- 5. A plant will use this process to make food
- 6. This is the weather over a long period of time
- 8. This is an area that is defined by two main things, temperature and plant life
- 9. If a scientist is talking about the regions on the earth that support life he is talking about the _________
- 10. This cold stuff stops water from seeping into the ground
- 15. If a biologist wanted to graphically see climate changes over time, this can be used
- 16. If a scientist found a rock, it would be considered a _______ factor
- 20. This will happen to water when the temperature is above 0 degrees C
- 22. A biome around the northern parts of Canada
- 29. This type of life lives in the sea