Flashcards
World biomes: tropical rainforest, savannah, deserts and forests
Flashcards do conjunto (17)
- 1why are natural ecosystems impotant?ecosystems are natural areas where plants and animals and other organisms interact with each other and the non living elements of the environment
- 2plants are known as flora and animals are known as florathe living elements of an ecosystem are known as biotic and nonliving things are known as abiotic
- 3the world contains eight major biomes they are mostly terrestrial (on land) but some like coral reefs (in sea)each biome has its unique climatic conditions that create distinctive environments for plants and animals to adapt to and survive
- 4what are the characteristics if the major biomes ?tropical rainforests
- 5location : around the equator and within the tropics amazon river , basin , south america south east asia and queensland , austrailaclimate : hot wet climate with no seasons
monthly temperatures are throughout the year between 26ºC and 28ºC
annual rainfall is often over 2000mm, there is a thundery rainfall almost every afternoon - 6flora and fauna : 15 million plant and animals species live in the rainforests vegetation exists in layer from the highest called the emergents then to the canopy, under canopy and then the shrub layeranimals include toucans monkeys chameleons and frogs
- 7tropical grasslands : savannahslocation : between 5º and 30º north and south of the equator
most in central africa (mostly surrounding congo and basin)
northern australia
brazilian highlands - 8climate : a longer wet season and a shorter dry season the wet season arrives when the sun moves overhead bringing with it a heavy band of rainduring the dry season the rain fall is 10mm
daily temperatures reach 25ºC - 9flora and fauna : tall and spiky pampas grass baobab tree with a trunk the diameter of about 10 metres !!! 40 hoofed animals eg : antelopegrazing species such as elephants, giraffes and wildebeest
carnivores, such as lions and hyenas - 10hot desertslocation : around 30º north and south of the equator typically on the west coast of continents around the tropics
sahara in northern africa
mojave in north america - 11climate : daytime temperature of 36ºC but temperatures at night time can fall to -12ºC due to the lack of insulating cloud covers annual precipitation is around 40mmflora and fauna : most plants are xerophytic (adapted to survive a lack of water)
cacti and yucca plants
camels have humps to store water and fat and long eyelashes to keep the sand out - 12temperate grasslandslocation : between 40º and 60º north and south of the equator in central parts of the continents
plains of north america
veldts of africa
steppes of eurasia - 13climate : summers are very hot (38ºC) but winters are very cold (-48ºC) average rainfall varies from 250mm and 750 mm 75% falls in the summer seasonflora and fauna : trees and shrubs struggle to grow
burrowing animals such as gophers an rabbits and large herbivores such as kangaroos and bison
carnivores include coyotes, wolves and eagles - 14temperate forestslocation : between 40º and 60º north and south of the equator
eastern north america western europe (uk as well) and new zealand - 15climate : due to the tilt of the earth and the angle of the sun's rays there are four distinct seasons summers are warn and winters are mildrainfall occurs throughout the year and franges from 750mm and 1500mm with a average temperature of 10ºC
- 16flora and fauna : deciduous trees shed their leaves during the winter oak trees reach heights of 30 and 40 metres some animals migrate or hibernate in winter for example black bears in north americacommon species include squirrels owls pigeons rabbits deer and foxes
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- Key Stage 3 Physical Education (PE) FlashCards sobre Sem título, criado por Daniela Del Saz em 18-12-2020.
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- Daniela Del Saz
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