Edexcel Geography B Paper 3 GCSE

PEOPLE AND THE

A community where abiotic and biotic elements interact

A large scale ecosystem

In the Arctic circle where there is little sunlight in the winter and little rainfall

Only short _____ can survive

The ______ (boreal) forest is at higher latitudes and the suns rays are weak so it is cold

Trees have needles to stop ___ from accumulating on them

________ forests have high rainfall and there are seasonal variations in the Sun's rays

Trees lose their leaves in the _____

________ ___forests are found either side of the equator

The temperature is __ and there is _____ rainfall

Found near the tropics of Cancer and Capricorn

This is where hot dry air sinks down to the surface and the Sun's rays are _______ making it hot during the day

Local factors affecting where biomes are found: Swamps and bogs are found where ______ is poor. More specialist plants grow in boggy areas

______ affects the temperature in a biome

___ and ___ type affects how fertile different areas are within a biome

Nutrients cycle: Transfer from Litter to Soil

Transfer from Soil to Biomass

Transfer from Biomass to Litter

Transfer into Litter

Transfer out of Litter

Transfer out of Biomass

Transfer into Biomass: Nutrients from rock ______

The living components in an ecosystem

The non-living components of an ecosystem

The variety of biotic components in an ecosystem

Resources provided by the biosphere: Fruits and berries as well as fish, meat and crops

Poppies are a source of morphine

Timber and animal dung, clay and straw can be used to make houses

Wood from trees and other biofuels

Services from the biosphere: Atmospheric balance regulates the ____ which make up the atmosphere

Regulates _____ cycle, plants slow the flow of _____ to rivers and filter it to make it clean

Keeps ____ healthy

Thomas ______ believed that it was impossible to increase food production as rapidly as population growth.

Ester ______ believed that human innovation would be sparked by current resource limitations being limited

FORESTS

TRF: Has a small _____ store as it decomposes fast due to high temperatures and humid conditions

Has a large _____ store

Adaptations: Nutrients are concentrated in the top layer of the soil so roots have to be _____

_____ ____ channel water off of the leaf to prevent mould from growing

Trees grow tall to reach the _____

Layers (in order from bottom to top)

 

 

 

Needles on trees are ___ to prevent water loss

Trees are ___-shaped to stop snow from building up

The moose/elk can eat ___ needles

Taiga has a large _____ store

The soil is _______ and the store is small

Causes of TRF deforestation: _______ and commercial farming/agriculture

Commercial hardwood ______

Mining and biofuels, as well as electricity from ___________ _____ ____

Conifer trees in the taiga produce ___wood timber. Most of this comes from the taiga, half from Russia. (Direct threat)

Mining for ______ and fossil fuels is an indirect threat

CITES _______ on ________ _____ in ________ _____ of wild fauna and flora

Advantages: Has big international influence with ___ countries signed up

Disadvantages: It is difficult to check that countries comply with the rules. In 2014, over ____ rhinos were killed by poachers in SA

REDD: ________ _______ from _________ and forest ________

ADV: Backed by __ and has a scheme in Brazil backed by a $1billion fund

Disadvantages: Not clear what is meant by '_____'

Keeping something at the same rate or level

It ensures that _______ resources are not used up

Lots of ______ is not needed to keep it going

Meets the needs of the _____

Tensions between Economic, Social and _______ groups

Taiga has a ______ ecosystem and takes a long time to recover from damage

Their is a lack of ______ in the soil

Few species means that one _______ can affect the whole ecosystem

Plants are highly specialised and will struggle to ______ to climate change

CONSUMING

Biofuels and nuclear are examples of this type of energy

Solar, wind, tidal/wave/HEP are examples of this

Coal, Oil and gas are examples of this

Access to energy depends on physical ________

Consumption increases because of a growing ________

Rising _________ so people can buy cars AC etc

New ________ such as iPhones

Financial crisis in ___ affected oil prices

As well as ______ in the Middle East

Conserving energy: 75mm wall cavity filled with mineral ___

Full ______ proofing and insulating concrete blocks

Double glazed windows filled with _____ or a vacuum

Hot water tank _____

Solar _____

Switching off _______

Energy-saving light ____

75% of U.K.s oil is used for transport and contributes 22% of _____ emissions

Trains and buses are more ______

Increasing ______ efficiency in cars

Benefits of renewables: Less _____

Will _____ run out

No water or air ______

Meet _____ needs, especially in developing countries

Costs to alternatives of fossil fuels: More ________ per unit of energy

Geography: Best places for renewables are often a ____ ___ from cities

They take up a large land ____

They are ugly/________ and loud

They have an impact on local ecosystems. Especially ___________ _____

Stakeholders from most likely to want sustainable energy to most likely to want "Business as usual"

 

 

 

 

The equivalent amount of CO2 added to the environment per person