Forrests under threat Flashcards
Biome
A biome is a large area characterised by certain types of plants and animals
Inputs
Something that is put into the system
Outputs
Something that is produced by the system
Store
Where something is kept
Flow
How something moves from one store to another
Recycling
How material/energy is used in a system
Food web
Leaching
When nutrients are washed out of the soil by water moving through it
Tertiary consumers
A carnivore at the top most level in a food chain that feeds on other carnivores; An animal that feeds only on the secondary consumers
Secondary consumers
Primary consumers. Can be classified into one or two groups. Carnivores (eat meat), omnivores (eat meats & plants)
Primary consumers
Eat plants exclusively and are all herbivores
Producers
Organisms – either a green plant or a bacterium which is part of the first level of the food chain
Detrivores
A Detra Voors is an organism that eats dead or decaying plants or animals as food. detrivores include micro organisms such as bacteria and larger organisms such as fungi, insects, worms.
Decomposers
An organism, usually a bacterium or fungus, that breaks down the cells of dead plants and animals into simpler substances
Creating a wilderness
An area undisturbed human activity (it is banned)