Across
- 2. This type of population growth curve is seen in nature-not exponential growth (two words).
- 3. These are the first organisms to colonize an ecosystem during ecological succession (two words).
- 5. A continuous geographic area with similar climate, plants, and animals.
- 7. Density _____________ factors can effect a population no matter what the size is, such as natural disasters.
- 9. A biome at a higher _____________ will generally be cooler and drier.
- 10. ______________ succession only occurs when there is no soil present, usually after a volcanic eruption
- 11. _______________ succession occurs when the soil is left intact.
Down
- 1. the number of organisms of a certain type which can be supported in an ecosystem (two words).
- 4. A ____________________ is a form of environmental reisistance that stops a population's growth (two words).
- 6. Density _____________ factors can only effect a population once it reaches a certain size, such as competition.
- 8. This is a stable ecological community that has reached equilibrium after recovering from a disaster (two words).