Ecosystem Vocab Flashcards
Energy pyramid
A model that shows the available amount of energy in each trophic layer in a ecosystem.
Food web
A model that shows many different feeding relationships among living things.
Decomposer
Organisms which carry out the process of decomposition by breaking down dead or decaying organisms.
Food chain
A model that shows one set of feeding relationships among living things.
Coniferous
A type of plant with needle-like leaves that uses cones to reproduce.
Consumer
An organism that eats other living things to get energy; an organism that does not produce its own foood
Biome
A major ecological community such as grassland tropical rain forest, or desert.
Biome
A major ecological community such as grassland, tropical rain forest, or desert.
Deciduous
A forest containing trees that lose their leaves each year.
Ecology
The branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
Cycle
A process that repeats.
Nitrogen cycle
A process in which nitrogen in the atmosphere Exeter’s the soil and becomes part of living organisms then eventually returns to the atmosphere.
Biotic factors
All of the living parts of an ecosystem.
Water cycle
The continual movement of water between the land, ocean, and the air.
Abiotic factor
All of the no living parts of an ecosystem.
