POPULATIONS & ECOSYSTEM. BIOSPHERE The thin upper part of earth’s surface and its atmosphere...

POPULATIONS & POPULATIONS & ECOSYSTEMECOSYSTEM

BIOSPHEREBIOSPHERE

The thin upper part of earth’s surface The thin upper part of earth’s surface and its atmosphere is capable of and its atmosphere is capable of supporting life.supporting life.

HABITATHABITAT

A place where a plant or animal lives A place where a plant or animal lives that provides the 4 basic needs.that provides the 4 basic needs.

Animal life is closely linked to plant Animal life is closely linked to plant lifelife

Size of habitat depends on the Size of habitat depends on the organismorganism

EnvironmentEnvironmentThe conditions around an organism The conditions around an organism and how the organism changes and and how the organism changes and reacts to these conditions.reacts to these conditions.

Is affected by the climate, water, and Is affected by the climate, water, and soil as well as how the plants and soil as well as how the plants and animals react to each otheranimals react to each other

EcosystemEcosystem

Area where living things interact with Area where living things interact with each other and their environment. each other and their environment. Environments can be large as Environments can be large as wetlands, Deserts, tundra, or small wetlands, Deserts, tundra, or small as a pond, puddle, rotting logas a pond, puddle, rotting log

BIOTIC FACTORSBIOTIC FACTORS

The living parts of an ecosystem. The living parts of an ecosystem. Ex. Animals, plantsEx. Animals, plants

Abiotic FactorsAbiotic Factors

The non-living parts of an ecosystem.The non-living parts of an ecosystem.

Ex. Weather and sunlightEx. Weather and sunlight

ECOLOGYECOLOGY

The study of how living things The study of how living things interact within a communityinteract within a community

ADAPTATIONADAPTATION

A character or structure that helps A character or structure that helps an organism live and reproduce an organism live and reproduce successfully in its environment successfully in its environment overtime. overtime. http://interdependence.londongt.org/adaptation/index.php?chapter=starter&activity=venusFlytrap&editorialItem=instructions&teacher=false&fullScreen=false

BIOMEBIOME

Natural regions with similar climates Natural regions with similar climates and vegetation that provides similar and vegetation that provides similar habitats.habitats.

There are many small communities There are many small communities in each biomein each biome

COMMUNITYCOMMUNITY

Two or more groups of different Two or more groups of different organisms living together and organisms living together and interacting with each other in the interacting with each other in the same area. same area.

NicheNiche

The specific role an organism has in The specific role an organism has in it’s habitat.it’s habitat.

Includes all the activities and Includes all the activities and behaviors that satisfy an organisms behaviors that satisfy an organisms need for food, water, living, space need for food, water, living, space and reproductionand reproduction

FOOD CHAINFOOD CHAIN

A group of organisms linked together A group of organisms linked together in the order of which they feed on in the order of which they feed on each other.each other.

Ex. Sun -> grass-> chicken -> eggs -Ex. Sun -> grass-> chicken -> eggs -> You> You

Grass is eaten by Grasshopper is eaten by Toad is eaten by Snake Grass is eaten by Grasshopper is eaten by Toad is eaten by Snake And snake is eaten by HawkAnd snake is eaten by Hawk

FOOD WEBFOOD WEB

Is when food chains in a community Is when food chains in a community link together.link together.

PRIMARY SOURCEPRIMARY SOURCE

The sun is the primary source of The sun is the primary source of energyenergy

PlantsPlants

Uses the sun’s energy to Uses the sun’s energy to make (produce) their own make (produce) their own food by photosynthesis.food by photosynthesis.

Called “Producers” they are Called “Producers” they are the only organisms in the the only organisms in the chain that can use nonliving chain that can use nonliving matter to produce (make) matter to produce (make) food.food.

ANIMALSANIMALSAre not able to produce Are not able to produce their own food, they must their own food, they must eat other organismseat other organisms

Called “consumers” Called “consumers”

Consumer means they have Consumer means they have to eat organisms that make to eat organisms that make their own food (plants)their own food (plants)

Broken into groups based Broken into groups based on what they eaton what they eat