ch5

what is an individual

one organism in a species

what is a population

a group of individules of the same species living in a specific geographical area

what is a community

2 or more species living and interactinf in the same geographical area

what is an ecosystem

a community interacting with it’s enviroment

what is a biome

a collection of ecosystems that have certain characteristics in common and that cover a large area

what is a biosphere

encompass all of the biomass on the planet

what is specific richness,

or the number of different species present in the community; and

 what is relative abundance,

or the ratio of the number of individuals of each species to the total number of individuals in the community, expressed as a percentage.

what is conservation

of life-sustaining ecological processes, such as nutrient cycling (carbon cycle, nitrogen cycle, etc.), the production and decomposition of organic matter, species succession after disturbances, the energy supply, and the interactions among living organisms; 

• the protection of endangered species; 

• the use of species and ecosystems in a sustainable manner.

what is the climate of the Tropical forest

fairly constant temp 24-28

high humidity

dry season to wet season

abundant rain

what are the flora and fauna of the tropical forest

Flora

Jungle with very large deciduous trees. Little sunlight reaches the ground owing to the dense canopy. Biome with the largest diversity of plant species in the world.

Fauna (depending on location)

Amphibians (frogs), reptiles (large snakes, lizards), primates, panthers, tigers, sloths, birds (parrots, toucans), and numerous insect species.

Climate

what is the climate of savana?

very dry season and very wet season

24-29

what is the bio diversity of the savana?

nutrient poor

cant support trees

grasses and shrubs

lion, leopards, zebras, buffaloes, giraphs elephants, ostriches, birds of prey

what is the climate of the temporate grasslands

-10 30

long winters

drought in summer

-10 in the north to 30c

what is the fauna and flora of the temperate grasslands

bison, antelopes, prairie dogs, kanagoos

not enough rain for trees

soil is good for crops humus

tall grasses

temperate deciduous forest climate

4 seasons -5 to 20 c cold winters and fairly warm summers lots of percepation now and rain through out the year

temperate deciduous forest flora and fauna

trees

large bio diversity of insects and birds

enriched soil

lynx, small and midsized rodents groundhogs racoons, deer, small mammals hibernate

Boreal forest climate

-25 to 15

long cold winters

short rainy summers

boreal forest flora and fauns

moose bear wolves, foxes and hares

moss lichens birth willow

mostly conifereous trees

tundra climate

violent winds

abundant snow fall

shirt summers

-25 5

tundra flora and fauna

grizzley bears caribou, lemmings,

no trees

shrubs

moss lichens