Final Study Guide Flashcards
Energy Pyramid
A model that shows the available amount of energy in each trophic layer of an ecosystem.
Food chain
a series of organisms interrelated in their feeding habits, the smallest being fed upon by a larger one, which in turn feeds a still larger one.
Food web
A model that shows many different feeding realationships among living things.
Producer
An organism that makes its own food.
Consumer
An organism that eats other living things to get energy..
Biome
A large community for animals
Ecology
WA branch of biology that deals with living creatures.
Nitrogen Cycle
A process in which nitrogen enters the soil and becomes part of
living organisms then eventually returns to the atmosphere.
Water Cycle
The process of prices by which water circulates between earths atmosphere.
Carbon Cycle
A natural cycle in which carbon compounds, mainly carbon dioxide, are incorporated into a living tissue through photosynthesis and returned to the atmosphere by respration, decay of dead organisms, and the burning of fossil fuel.
Biotic factors
Living things in a biome
Abiotic factors
Non-living things in a biome.
Predator
An animal that hunts and eats other animals.
Prey
An animal that is hunted and eaten by other animals.
Succession
A sequence of communities the develop in an area.
