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20 Cards in this Set

  • Front
  • Back
Abiotic factors
Non-living things in the environment including soil, water, temperature, air, light, wind, and minerals.
All areas of earth where life exists including the air, land and water.
Biotic Factors
Living things in the environment such as plants and animals.
An adaptation that allows an animal to hide by blending into its surroundings.
Carbon-Oxygen Cycle
The continuous movement of carbon dioxide and oygen between earth's surface and the air.
All the populations of different species that live in the same place at the same time.
The striving among organisms for the existing food, water and living space available in the ecosystem. Competition determines the size and location of populations.
Controlled Burns
Controlled fires set to control vegetation and plant debris.
The study of relationships between organisms and their environment.
A community interacting with the nonliving parts of its environment.
Energy Pyramid
A model of the flow of energy in a food chain; less energy is available at each level of the pyramid as you move toward the top.
Food Chain
The feeding relationships that transfer energy through a community; starts with producters and moves through herbivores to carnivores.
Food Web
A series of overlapping food chains.
The place where an organism lives within a community.
A defense against predators in which an animal copies the appearance or behavior of another organism.
The role of a species within a community.
Nitrogen Cycle
The continuous movement of nitrogen from the atmosphere to plants, and back to the atmosphere again. (or directly back into plants)
Organisms of one species living in the same place at the same time.
Population Density
The number of individuals per unit of living space
Water Cycle
The continuous movement of water in the biosphere through evaporation, condensation, and precipitation.