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Succession 2
| Question | Answer |
|---|---|
| Biodiversity | the number of different species in an area |
| perennial | a plant that has a life span of more than two years |
| annual | a plant that completes its life cycle in one year |
| non-native species | species that is NOT naturally found in an area |
| eutrophication | nutrients that build up in a lake over time |
| pioneer species | the first plants to populate an area |
| dominant vegetation | the main organisms that control a site and grow in the largest numbers |
| climax community | the group of organisms that can survive and thrive the best under the climate conditions of the area |
| humus | decaying plant and animal material found in soil |
| loam | soil that is a mix of san, clay and organic matter. This type of soil will absorb water and store moisture well |
| sand | soil that contains large particles and feels coarse when wet or dry. Moisture penetrates easily, but does not retain it for long |
| clay | soil that is made of very small particles which hold moisture well. can be easily compacted |