Vocab Unit 2 Flashcards
(19 cards)
Energy pyramid
A model that showstopper available amount of energy in each tropic layer in an 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 needle-like leaves that uses cones to reproduce
Consumer
An organism that eats other that eats other living things to get energy; an organism that doesn’t produce its own food.
Biome
A major ecological community such as grasslands, tropical rain forest, or dessert
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 enters the soil and becomes part of living organisms then eventually return 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 factors
All of the nonliving parts of an ecosystem
Producer
An organism that makes its own food; an organism that doesn’t consume plants or animals
Carbon cycle
A natural cycle in which carbon compounds, mainly carbon dioxide,are incorporated into living tissue photosynthesis and returned to the atmosphere by respiration, decay of dead organisms, and the burning of fossil fuels
Predator
An animal that hunts and eats another animal
Prey
An animal that hunted and eaten by another animal
Succession
The progressive replacement of one community by another until a climax community until is established
