Ecology Crossword
Across
- 8. Species that experience late loss in life with high parental care exist on a Type _____ survivorship curve
- 10. Necessary for the life processes of all living things.
- 11. Species that experience early loss and overproduce their offspring due to high mortality rate exist on a Type ______ survivorship curve
- 12. Converts carbon from once-living organisms into fossil fuels through intense heat and compression.
- 14. When a species population grows quickly but then levels off, they experience ______ population growth
- 15. The basis of all organic molecules, and is found in a variety of chemical forms.
- 17. CO2 released into atmosphere from burning.
- 18. Population _________ measures the number of individual organisms living in a defined space
- 20. When a species can grow without limit, they experience ________ population growth
- 22. Cycle in which no step is completed without the help of living organisms.
- 23. Natural disasters are an example of a density-___________ limiting factor
Down
- 1. CO2 released into atmosphere as waste from metabolism.
- 2. Bacteria convert nitrogen in ammonia to N2 so it can go back into the atmosphere.
- 3. Disease is an example of a density-_________ limiting factor
- 4. Decomposers, like bacteria, break down dead matter, returning nitrogen to the soil.
- 5. Species that experience constant loss, with mortality not being affected by age, exist on a Type _____ survivorship curve
- 6. Carbohydrates, lipids, proteins, and nucleic acids are all examples of this
- 7. Bacteria convert nitrogen in ammonia into nitrates and nitrites to be absorbed by plants in their roots.
- 9. The theoretical maximum population that a given environment could support.
- 13. Bacteria convert nitrogen from waste (urine and feces) into ammonia.
- 16. Plants capture CO2 from the atmosphere and use it to make sugar.
- 19. When one organism eats another and obtains the nitrogen or carbon in it.
- 21. Bacteria in the soil or water convert nitrogen into forms that plants can use this is known as nitrogen _________.