Yearly: Biomes Flashcards
Location of the tundra
Near the Arctic
Temperature range of the tundra
-40 to 18
Distinct characteristics of the tundra
Cold, windy, little rain and limited vegetation
Rainfall of the tundra
Less than 250mm
Location of the savanna
Near the equator; Africa
Temperature range of the savanna
20-30
Distinct characteristics of the savanna
Dry and rainy season, grasses and trees
Rainfall of the savanna
Varies; an average of 800mm
Location of the grassland
On every continent except Antarctica
Temperature range of the grassland
-20 to 30
Distinct characteristics of the grassland
Grass; 2 types: tropical and temperate
Rainfall of the grassland
500 to 900mm
Location of the taiga
Northern section of North America and Europe
Taiga is also known as
Boreal Forest
Temperature range of the taiga
Average is below 0
Distinct characteristics of the taiga
Coniferous and evergreen plants
Rainfall of the taiga
200-750mm
Location of the rainforests
Between the Tropic of Cancer and the Tropic of Capricorn
Temperature range of the rainforest
20-25
Distinct characteristics of the rainforest
Lots of trees and rain; 2 types: tropical and temperate
Rainfall of the rainforest
2000 to 10000mm
Location of the desert
All continents
Temperature range of the desert
Day: 39 Night: -3.9
Distinct characteristics of the desert
Little rain and vegetation
Rainfall of the desert
Less than 250mm
Location of the deciduous forest
Located in every continent except Antarctica
Temperature range of the deciduous forest
-30 to 30; an average of 10
Distinct characteristics of the deciduous forest
In Autumn, leaves change colour and in Winter, leaves fall
Rainfall of the deciduous forest
750 and 1500mm
What does the line show in the climate graph?
The average monthly temperature
Define biomass
The mass of organisms per unit area
Define subsistence
(Agriculture) Producing enough so the family can survive
List challenges to food production
Water security, climate change, growing population, land degradation and pollution
Reasons humans to change biomes
Agriculture, mining, irrigation and housing
Negative effects of artificial change of biomes
Habitat and biodiversity loss, water pollution and unexpected change in salinity
Strategies that minimise environmental impacts
National parks, World Heritage Site,
List challenges to food production
Water security, climate change, growing population, land degradation and pollution
Strategies that minimise environmental impacts
National parks and World Heritage Site
Environmental factors that maximise yields
Temperature, water, soil, topography and biotic factors (bees; germination)
Malthusian trap
A theory proposed by English economist and minister of religion, Thomas Malthus in the 18th century. He predicted the population growth would surpass agriculture growth.
Sustainable agriculture
Agriculture that can be maintained for decades; non-execessive agriculture
Intensive farming
Small-scale farming that provides food and supplies to a community or family
Extensive farming
Large-scale farming that provides income for a region.
Extensive farming
Large-scale farming that provides income for a region.
Extensive farming
Large-scale farming that provides income for a region.