Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Community fingerprinting wikipedia , lookup
Biogeography wikipedia , lookup
Ecosystem services wikipedia , lookup
Soundscape ecology wikipedia , lookup
Theoretical ecology wikipedia , lookup
Fossils of the Burgess Shale wikipedia , lookup
Triclocarban wikipedia , lookup
Renewable resource wikipedia , lookup
Biological Changes and Interdependence Review Sheet Symbiosis: A _close____ __relationship_____ between two or more different species. The three types are: __Mutualism___ : Both organisms benefit __Parasitism___ : One benefits, other is harmed ___Commensalism___ : One benefits, other is unaffected __Fossil__ ___record___: A historical sequence of life provided by fossils is known as this. It gives us clues about changes in the: __environment_____ and __organism_________. It fossils are found in deeper layers they are ___less______ like current organisms today. Why are there gaps in the fossil record? Not all fossils have been found. ___Adaptations___ are things that have helped organisms survive over time. Why do some of these change over time? The environment changes __Natural _____ _selection____ is the process in which organisms best fit for their environment will survive. Define abiotic factor – Nonliving factor in an ecosystem. (sunlight, water, soil, etc.) Define biotic factor – Living factor in an ecosystem. (predators, disease, prey, etc) In a food web: What is the primary source of energy? Sunlight Where does that energy travel to? Through the food web ___Producer_ : Produces its own food ___Consumer___ : Eats other organisms (plants/animals) ___Scavenger__ : Eats dead organisms ___Decomposer_____ : Breaks down remains of dead organisms A niche is an organism’s __role/job___ for the ecosystem.