Principles of Ecology 2.1 Organisms and their environments
Distinguish between the biotic and abiotic factors in an environment.
Compare the different levels of biological organisation and living relationships important
in ecology
Explain the difference between a niche and a habitat
Natural history led to ecology
Definition of cology - scientific Wudy of
between
and their environments
use descriptive and quantitative research
Gather information about relationships such as how day length influences bird
migration
Factors
Bosphere is portion of the trasporti
AL
organisms that inhabitan
Abiotic Factors
parts of the environment
Examples arcular peratur
light, and
Have obvious effects on living things and can determine which species can survive in
particular environment
Levels of Organization
All organisms depend on others for food, shelter, reproduction or protection
Celt
m.
population
City ecosystem
Interactions within populations
Definition group of organisms of one species that
and live in
the same place at the same time
Competition for food, we mates, and other resources may
sire of population
May have adaptation to reduce competition (life cycle stages)
Interactions within comiti
Made up of several
Ne population of organisms of one species independer
Achange in one population in one community wil. com
in the
other population
Ex Hanks and me