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8th Ecology

Ecology: Ecological Relationships & Changes in the Environment

TermDefinition
Abiotic Non living
Biotic Living or materials that have had life.
Predator An organism which hunts other organisms for food.
Prey An animal hunted or caught for food.
Producer Any plant, such as grass, flowers, or trees.
Consumer An organism that eats other organisms as food.
Parasite An organism, such as this tape worm, that steals nutrients from another organism.
Host Organism that supports a parasite.
Organism Any living thing, such as a plant or animal.
Population A group of the same type of organism that lives in the same area.
Ecosystem All of the biotic and abiotic parts of an area.
Food Web Several overlapping food chains.
Food Chain A model of how energy moves from producers to consumers.
Natural Selection Helpful traits are passed on to new generations.
Camouflage Blending in to the environment
Adaptation A change in an organism that helps it survive.
Diapause Insect form of hibernation
Migration The movement of animals due to a change in season.
Pollution Harmful substances mixing with the air, land, and/or water.
Overfishing Catching large numbers of fish so as to deplete their populations.
Dead Zones Low-oxygen areas in the world's oceans.
Watershed Area of land that drains water from a higher area of land to a lower level of land and into a stream.
Groundwater Water located the Earth’s surface
Surface Water Water that is located at the Earth's surface.
Created by: tneal1