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E.S Ch4

TermDefinition
Ecosystem A community of organisims and their abiotic environment
Biotic Factor An environmental factor that is associated with or results from the activities of living organisms
Abiotic Factor Describes the non-living part of the environment including water, rocks, light, and temperature.
Organism A living thing
Species A group of organisms that are closely related and can mate to produce fertile offspring
Population A group of organisms of the same species that live in a specific geographical area and interbreed
Community A group of various species that live in the same habitat and interact with each other
Habitat The place where an organism usually lives
Natural Selection The process by which individuals that are better adapted to their environment survive and reproduce more successfully than less well adapted individuals do
Evolution A heritable change in the characteristics within a population from one generation to the next
Adaptation The process of becoming adapted to an environment; an anatomical, physiological, or behavioral change that improves a populations ability to survive.
Artificial Selection The selective breeding of organisms (by humans) for specific desirable characteristics
Resistance In biology, the ability of an organism to tolerate achemical or disease-causing agent
Archaea Prokaryotes that are distinguished from other prokaryotes by differences in their cell wall
Bacteria Extremely small, single-celled organisms that usually have a cell wall and reproduce by cell division
Fungus An organism whose cells have nuclei, rigid cell walls, and no chlorophyll and that belongs to the kingdom Fungi
Protist An organism that belongs to the kingdom Prootista
Gymmnosperm A woody vascular seed plant whose seeds are not enclosed by an ovary or fruit
Angiosperm A flowering plant that produces seeds within a fruit
Invertebrate An animal that does not have a backbone
Vertebrate An animal that has a backbone
Created by: user-2056595
 

 



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