Midterm: Biology (H)

biosphere

The parts of the earth where life exists.

population

All the members of a species living in an area.

community

All of the different populations in an area.

ecosystem

The living and nonliving factors in an area.

climate

The average year to year conditions in a region.

weather

The day to day conditions in a particular place.

polar region

The climate zone found at the poles of the earth.

temperate region

The climate zone found in the middle areas of the earth.

tropical region

The climate zone near the equator.

greenhouse gasses

Trapped gas in the atmosphere that keeps the earth warm.

biomes

Groups of ecosystems that have similar climates and communities.

biodiversity

Refers to the number and types of species that live in an area.

tropical rainforest

Dominated by heavy rainfall and warm year-round temperatures.

savannas

A type of grassland, home to zebra and lions.

desert

Has very little rainfall, home to cactus and snakes.

grassland

Found in the midwest (U.S), home to prairie dogs.

chaparral

Found in California, dominated by shrubs and has frequent fires.

temperate deciduous

Type of forest that has trees with leaves that fall in autumn.

boreal

Type of forest that has evergreen (conifer) trees, Northern U.S. and Canada.

tundra

Cold region that has a permafrost and long winters.