click below
click below
Normal Size Small Size show me how
Biomes
Biomes lesson practice
Term | Definition |
---|---|
Biome | A group of ecosystems with similar climates and organisms |
Climate | the average annual conditions of temperature, precipitation, winds, and clouds in an area. |
Desert | A dry region on average receives less than 25 cm of precipitation per year |
Rainforest | A forest that receives at least 2 meters of rain per year, mostly occurring in the tropical wet climate zone. |
Emergent Layer | The tallest layer of the rainforest that receives the most sunlight |
Canopy | A leafy roof formed by tall trees in a rainforest |
Understory | A layer of shorter trees and vines that grows in the shade of a forest canopy. |
Grassland | An area populated mostly by grasses and other non-woody plants that gets 23-75 cm or rain per year |
Savanna | A grassland located close to the equator that my include shrubs and small trees and receives as much as 120 cm of rain per year |
Deciduous Tree | A tree that sheds its leaves during a particular |
Boreal Forest | Dense forest of evergreens located in the upper regions of the Northern Hemisphere |
Coniferous Tree | A tree that produces its seeds in cones and that has needle-shaped leaves coated in a waxy substance to reduce water loss |
Tundra | An extremely cold, dry biome climate region characterized by short, cool summers and bitterly cold winters. |
Permafrost | Permanently frozen soil found in the tundra biome climate region. |