GEOL 1001 Chapter : Study Guide Test 1 Chapter 1 And Two
Document Summary
Who many species have been named and classified: 1. 8 million. What is evolution: a change in the genetic makeup of a population over time as a result of natural selection. What is the hierarchy of biological organization: biosphere, ecosystems, community, population, organism. What is in the biosphere: the biosphere is all of the environments on earth that contain life. What is in an ecosystem: all living things in a particular region, along with some non living environmental components which interact with life. (soil, water, light) What is in a community: the entire array of organism in a particular ecosystem. What is in a population: individuals of a species living within the bounds of a particular area. What is an organism: individual living things. What is an organ and an organ system: a body part that consist of 2 or more tissues, which carries out a specific function within an organism (kidney/liver)