Biomes study final Flashcards
(18 cards)
What is a biome?
collection of plants and animals
have common characteristics for the environment they exist in.
temperate forests
High levels of precipitation, humidity.
Receive lots of rain
Temperature is cold
Reptiles
rainforests
North and east part
Lots of rain
Temperature varies
frogs
grasslands
North part
Low and high temps
Low amount of rain
birds
desert
10 deserts
Low amount of rain
Extremely hot summer and cool winter
Kangaroos and snakes
coniferous forest
Occur in all states
Lots of rain
Low temperatures
australias biomes
Northern part lies in the tropics and southern part stretches towards Antarctica.
Many of Australia’s original biomes have changed from human activity.
More than half of Australia’s total land area is now used for food production (resulted in significant changes to vegetation, land and water)
geosphere
interior, rocks and minerals, landforms
biosphere
living organisms
cryosphere
frozen water part of the earths system
hydrosphere
total amount of water on a planet
lithosphere
rocky part of the earth
atmosphere
layer of gases (known as air)
food security
people have access to enough safe and healthy food to live a healthy life.
food availability (affect)
climate, disasters, war, population growth and trade.
food accessibility
shortage of food -> prices increase -> wealthy survive, poor struggle
food is utilized
sanitation, nutrition and clean water.
challenges of food production
Water scarcity Climate change Threats from non-native plants Competition for land The use for fuel instead of food Armed conflict
