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Lecture 28

BIOL 1001 Lecture Notes - Lecture 28: Ecological Study


Department
Biology
Course Code
BIOL 1001
Professor
Alexander Mills
Lecture
28

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Ecology
Ecology focuses on …
o… How organisms interact with their environment
the central goal of the Ecology is …
o… to understand the Distribution & Abundance of
organisms
o provides a Scientic Foundation for the Conservation of Species & Natural Areas
Physical Structure
oWater Depth
o the Primary Factor that limits the Distribution & Abundance of Aquatic species
Climate
oAverage Value & Annual Variation in …
o… Temperature & Moisture
the Primary Factor that limits the Distribution & Abundance of Terrestrial
species
the Scale of Ecological Study
oOrganismal Ecology
Behavioral Ecology
(large sub-category of organismal ecology)
oPopulation Ecology
a Population = a group of individuals of the Same species
How the numbers of individuals in a population change over time
oCommunity Ecology
a Community = the species that interact with one another within a particular
area
the Nature & Consequences of the interactions among species in a
community
How groups of species respond to natural disturbances?
oEcosystem Ecology
an Ecosystem = all the organisms in a particular region, along with abiotic
components
How nutrients & energy move
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