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EcologyEcology

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Living Vs. Non LivingLiving Vs. Non Living

Living = Biotic Reproduce

Have genetic code

Grow and Develop Use energy(metabolism)

Respond toEnvironment

Maintain a stableinternal environment

Change over time

Non-living = Abiotic Not having qualities

from the other column Light

Temperature

Water

Gasses

Soil

pH

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EcologyEcology

The study of the interactions of organisms

and their relationship with their physical

environment

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Organization of EcologyOrganization of Ecology

Biosphere

Biome

EcosystemCommunity

Population

Species

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SpeciesSpecies

Similar organisms that are capable of breeding

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PopulationPopulation

Members of a species inhabiting a given location

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CommunityCommunity

Populations that depend on each other.

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EcosystemEcosystem

An area that contains all living and

nonliving parts that interact.

Must have these two criteria:

A constant source of energy

A mechanism to cycle and recycle

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EcosystemEcosystem

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BiomeBiome

A group of ecosystems with the same climate

and dominant communities

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TundraTundra

Permanently frozensubsoil calledPERMAFROST

Flora: lichens, mosses,

and grasses Fauna: Snowy owl,

Caribou

This is the dryest of all of

the biomes Found in the highlatitudes (north and southpoles)

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TaigaTaiga

Long severe winters,

summers with thawing

sub soil

Flora: Conifers-cone

bearing

The Taiga is also known as

the Coniferous forest.

Fauna: Moose black bear

Much like NorthernCanada

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Temperate Deciduous ForestTemperate Deciduous Forest

Moderate

precipitation; cold

winters, warm

summers. Flora: Deciduous

trees (leaf bearing)

ex: Maples and Oaks

Fauna: Fox, deer,

squirrels.

Much like where we

live.

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Tropical Rain ForestTropical Rain Forest

Heavy Rainfall;

constant warmth

Flora: Many broad-

leaved plant species Fauna: Snake,

leopard, monkey

Found around theEquator

Lots of Biodiversity

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GrasslandGrassland

Variability in rainfall

and temperature;

strong winds

Flora: Grasses Fauna: Antelope,

bison, prairie dog

Found in middlelatitudes

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SavannahSavannah

Warm temperatures year

round with a very long dry

season and a very wet

season.

Flora: Rolling grassland

scattered with shrubs and

isolated trees

Fauna: Elephants, lions

and baboons

Found around equator

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DessertDessert

Sparse rainfall,

extreme daily

temperature

fluctuations Flora: Drought

resistant plants such

as cacti

Fauna: Lizard,

tortoise, kangaroo rat.

Found by Equator

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Marine BiomeMarine Biome

Includes all the oceans ofthe earth, which actuallymake up one continuousbody of water.

Holds most of the wateron earth.

Most stable environmenton earth

Absorbs and holds largequantities of solar heat

Most photosynthesis onearth takes place here.

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Freshwater BiomeFreshwater Biome

Includes ponds,

lakes, and rivers.

Vary in size

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BiosphereBiosphere

Portion of the earth

where life exists

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Limiting FactorsLimiting Factors

Things that determine what can live in a

biome or ecosystem

Examples:

Light

Temperature range

Amount of water

Type of rock or subsoil Supply of gasses

pH