End Of Geography Exam Flashcards
Polar lands:
Very cold region that surrounds either the North or South Pole.
Tundra:
A biome that is characterised by having a vast, treeless environment.
Boreal forest:
The coniferous forest biome, dominated by fir and pine trees.
Mountain vegetation:
Vegetation that grows on the colder slopes of the mountainsides.
Temperate forest:
A large forest biome that experiences a range of seasonal conditions.
Grasslands:
A biome of wide open spaces, dominated by grasses.
Desert:
A dry region of the Earth with little vegetation and rainfall.
Tropical forest:
A biome that lies between the Tropic of Capricorn and the Tropic of Cancer, which has high levels of rainfall.
What is a biome?
A biome is a large area of the Earth that is home to similar plant and animal communities that are adapted to that particular environment.
The three properties that effect successful crop growth:
Fertility, texture and structure.
What are the factors farmers need to consider?
Soil, water, sun, market, temperature, technology, expertise, slope, wind, rainfall and financial resources.
What is extensive farming?
A type of farming that requires large areas of land.
What is intensive farming?
A kind of farming that can supply large volumes of produce in a relatively small area.
What is food security?
A state where all people at all times have access to enough food, that is safe and nutritious, in order to sustain a healthy life.
What is food availability?
The state of people having enough food of appropriate quality consistently available.
How are poverty and food security linked?
Poverty and food security are linked as people who suffer from poverty struggle to meet their basic daily food needs and spend a greater percentage of their incomes on food than those in wealthier countries.
How much water does 1kg of beef use?
15500L of water
How much is meat consumption predicted to increase in South Asia?
309%
What is food accessibility?
Having physical and economical access to enough food that can be reached by those who need it.
What is using food appropriately?
Appropriate use of food means using food safely and applying knowledge about nutrition, clean water and sanitation when preparing food.
The 6 main threats to food security are:
- Water scarcity
- Climate change
- Non-native plants & animals
- Competition for land
- The use of land for fuel instead of food
- Armed conflict
What does IAS stand for?
Invasive Alien species
What is the green revolution?
The green revolution was a period when the productivity of global agriculture increased drastically as a result of new advances. This can occur through the use of artificial fertilisers, pesticides and new technologies.
What is the northwest passage?
Shipping companies are looking for ways to reduce the distance between trading countries. A preferred route for ships would be the Northwest passage however, the Arctic sea Ice is unpredictable and hazardous. Climate change is opening up the Northwest passage melting 70 000 square kilometres of ice per year. Researched believe that the passage should be completely ice free within decades making it one of the few benefits of climate change.
