Slides in this set
A population is all the organisms of one
species in a habitat. Populations of different
species form a community.
Within a habitat a species occupies a niche
governed by adaptation to both biotic and
abiotic conditions.…read more
Study of inter-relationships between organisms
in their environment.
`Environment' includes biotic (living) and abiotic
Biotic features could include: competition,
Abiotic features could include: temp, rainfall, pH
Looks at the biosphere (areas of land, sea and
air) of the earth that are life supporting.…read more
Made up of abiotic and biotic factors of a
Considered to be self-contained functional
Need to consider: flow of energy and cycling
of elements within system.
Example = pond.
Made up of a number of species.…read more
Group of interbreeding organisms in one
species within a habitat.
Edge of population hard to determine.
Factors include: species type, size of
creature, ability to move long distances etc.
Populations of different species form a
All the populations of different organisms
living and interacting in a particular place at
the same time.
Can include a large range of species of
animals, plants, fungi, bacteria etc.…read more