Succession and conservation Flashcards
defintion of biosphere
The part if the planet earthh where life occurrs
Definition of ecosystem
A reasonably self contained area together with all its living organisms
Definition of habitat
The physical or abiotic part of an ecosystem
Definition of microhabitat
A localised specific habitat within a larger habitat
Definition of terrestrial
An ecosystem on dry land
Definition of aquatic
An ecosystem in water
Definition of community
The living or biotic part of an ecosystem
Definition of biotic
Any living or biological factor
Defintion of abiotic
Any non living or physical factor
Definition of population
The members of the same species living in one habitat
Definition of species
A group of organisms that can sucessfully interbreed
Examples of abiotic factors
Climatic factors : temperature, humidity
Soil factors : PH, mineral supply
Human factors : pollution
Topographic factors: altitude, slope, aspect
Definition of density-independent factors
The size of the effect is independent to the size of the population
What is INTERspecific competition
Competition for resources where one species will out compete another one
What is INTRAspecific competition
Competition for resources between members of the same species