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Ecology-1

Part 1 of 2. Interaction between organisms, their environment & other organisms.

TermDefinition
ECOLOGY Study of relationships between living organisms AND their environment.
BIOSPHERE ALL life on Earth
BIOME Ecological community with distinct (specific) climate
ORGANISM An individual that carries out the functions of life
POPULATION All the organisms of the same species in a particular ecosystem
COMMUNITY Organisms of different species which are found in a single ecosystem
BIOTIC Ecosystem Living component organisms in an ecosystem
ABIOTIC Ecosystem The non-living components of an ecosystem. i.e., such as temperature, sunlight, water, minerals
TERRESTRIAL Environment Community of organisms and their environment that occurs on land (i.e., desert, forest, grasslands)
AQUATIC Environment An ecosystem in a body of water. (i.e., oceans, lakes, rivers)
PREDATION One organism (predator) kills another organism (prey) for food
PARASITISM An organism (parasite) feeds on another organism, known as the host. The parasite benefits at expense of “host” organism. i.e., Fleas or Ticks on a Dog
COMPETITION Two or more species that share similar traits AND require the same resources
MUTUALISM A cooperative relationship between two or more species. BOTH species mutually benefit
COMMENSALISM One species benefits without doing harm to the other species
Created by: pj johnson
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