Terms : Hide Images
| 15010377514 | why do species compete? | limited resources, ecological niche for exploiting resources | 0 | |
| 15010380796 | resource partitioning | using only parts of a resource or at different times | 1 | |
| 15010390806 | predator/prey relationships | intense natural pressure between predator and prey; coevolution develops over periods of time | 2 | |
| 15010395966 | parasitism | feed off other species by living on or in them | 3 | |
| 15010398993 | mutualism | both species benefit; nutrition/protection relationship, gut inhabitant mutalism; not cooperation, but rather mutual exploitation | 4 | |
| 15010408345 | commensalism | one species benefits and the other is not harmed | 5 | |
| 15010412419 | biomes | large land regions with certain types of climate and dominant plant life | 6 | |
| 15010422493 | gross primary productivity | rate at which an ecosystems producers convert solar energy to chemical energy and biomass | 7 | |
| 15010426943 | net primary productivity | rate at which ecosystems producers convert solar energy to chemical energy minus the rate at which producers use energy for aerobic respiration | 8 | |
| 15010436999 | food chain | movement of energy and nutrients from one trophic level to the next | 9 | |
| 15010439898 | food web | network of interconnected food webs | 10 | |
| 15010439899 | biomass | any weight of all organic matter of a given trophic level in food chain/food web | 11 | |
| 15010445643 | pyramid of energy flow | 90% of energy lost with each transfer Less chemical energy for higher trophic levels | 12 |
