Geography Spring 9

Pregunta	Respuesta
What is Employment examples within the rainforest?	Logging Mining Tourism
Name all causes of deforestation in Malaysia	Logging, Commercial Farming, Roads, population pressure, Subsistence farming and mineral extraction,
What is population pressure?	Areas deforested to make way for homes due to growing population
What is the environmental value of the rainforest?	Biodiversity, prevent climate change, lower temperature, fresh water
Name 2 social values of the rainforest	Employment, Energy, Resources, Medicines
What is Debt Reduction in terms of the rainforest?	The world bank cancels a countries debt if they preserve the rainforest
What is agroforestry	Growing crops in strips between existing trees so the nutrients in the soil are maintained.
What is Selective Logging?	Only cutting down the older and more valued trees and late replanting new trees in their place.
What is the benefit of Ecotourism?	Brings income and helps preserve the rainforest as thats what people are coming to see.
Define Logging	Chopping down trees for high value wood such as mahogany and teak.
Define Climate	The average weather conditions over a long period of time
Define Fossil fuels	Fuels that create energy when burnt
Define agriculture	The growing of crops and raising animals such as cattle.
Give one way we can see evidence of climate change.	Ice cores, Glacial retreat, global temperature data and paintings/diaries.
Summarise the Green house effect.	Radiation released from sun. Enters atmospjere. Some is absorebed by land, heating air around it. Some escapes into space. GHG's absorb rest and later re-emit
Where are rainforests typically found?	The tropics
Where are Deserts typically found?	The equator
Name the three main elements of t he nutrient cycle.	Biomass-> Litter -> Soil ->
What is inbetween biomass and litter in the nutrient cycle?	Littering
What is inbetween litter and soil in the nutrient cycle?	Decomposition
What is inbetween biomass and soil in the nutrient cycle?	Plant uptake
Define biotic	Living parts in an ecosystem
What is an adaptation of a fennec fox?	Large ears
What is an adaptation of a Jerboa?	Small feet
Name an adaptation of a porcupine	Nocturnal
Name an adaptation of a plant in the dessert.	Spikes, Water storage, tap roots, waxy cuticle.
Where are deciduos forests found?	Between the tropics and arctic circle
What are the milankovitch cycles?	Obliquity, eccentricity, preccesion

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