Biology section 1-3

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Ecosystem

A biological community of interacting organisms and their physical environment.

boreal forest

A forest biome made up primarily of coniferous evergreen trees that can tolerate cold winters and short growing seasons.

Biome

A large ecosystem with a specific climax community

Niche

An organism's particular role in an ecosystem, or how it makes its living.

Perennial

Come back every year

perennial

Comes back every year

coniferous forest

Coniferous trees dominate and below average rainfall

deciduous forest

Deciduous trees dominate.

Grasslands

Grasses and non woody plants are most common. Same as prairies

Grasslands

Grasses and woody plants are common. Same as Prairie

Location of 4 deserts

Great Basin( Nevada) Sonoran (mainly in Arizona into Mexico) Mojave (Southern California and southern Nevada) Chihuahuan (southern New Mexico and western Texas into Mexico.)

The 4 U.S. deserts

Great Basin, Sonoran, Mojave, and Chihuahuan

Population

Group of similar species in a localized area

tall grass aspen parkland

Has aspen trees and is a mixture of grasslands and deciduous forests.

Taiga

Has coniferous forests consisting of pines, spruces, and larches.

Balsam Fir (fir)

Is a coniferous tree. The tree used as a Christmas tree

birch

Is a deciduous tree with peeling bark

Biosphere

Is a global ecosystem composed of living organisms

Permafrost

Is a permanently frozen layer on or under earths surface

prairie

Is dominated by grasses. It has warmer temperatures and is relatively dry.

Community

Is multiple species

Permafrost

Is permanently frozen layer on or under earths surface.

Savanna

Is similar to grasslands . Has a wet and dry climate

aspen

Likes sunlight

Abiotic

Non-living

types of deciduous trees

Oaks, Birch, Maples, cottonwood.

Type of coniferous trees

Pines, Spruce, Fir

Abiotic examples are

Rocks, minerals, water

Ecology

Scientific study of the environment and organisms in it.

bog

Starts from pre-existing lake. Has a cold environment and no soil.

Big Bluestem

Tall grass native to Great Plains

What is boreal forest similar too

The same as taiga.

Hardwood

Wood that comes from deciduous trees

keystone species

a species on which other species in an ecosystem largely depend, such that if it were removed the ecosystem would change drastically.

Biotic

living things, such as plants, animals, fungi, and bacteria

Tundra

permafrost, cold winters, few to no trees and there is a short growing season.

Minnesota biomes

prairie grassland, deciduous forest, coniferous forest, tallgrass aspen parkland


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