Biomes
Name one of the six types of biomes
grassland tundra
forest freshwater
marine
desert
What is agriculture?
The science of growing, rearing, and producing food, fibre, timber and fuel
What is food security?
The ability to sustain life through continual access to sufficient, safe, and nutritious food
What does arid mean?
Having little or no rain
Name one major crop grown in Adelaide
wine grapes
wheat
strawberries
cherries
Desert
Temperate forest
Grassland
Tropical rainforest
Define irrigation
the supply of water to land or crops to help growth
Disease
Starvation/malnutrition
Violent conflict
Where is the climate most tropical? Near what imaginary line that circles the globe?
Near the equator
What is the highest peak in Adelaide which causes the rain shadow on the leeward side?
Mt Lofty
What is a biome?
A large area on the earth's surface defined by the type of vegetation there
What brought about a big change in agriculture in Australia? (in 1788)
Name one of the environmental factors that affect food production
climate
landforms
soil quality
water
What is the temperature like in polar climates?
freezing
What is the most significant water source in Australia?
The Murray-Darling Basin
Name one factor that affects change in a biome
Climate
humans
Name one of the technologies that improve crop yields
irrigation
fertilisers
pesticides and herbicides
greenhouses
genetics
What is the importance of food security?
food is an essential part of survival and wellbeing
a variety of nutritious foods is essential to maintain health and survival
without sufficient and affordable food families and whole communities are affected
What does leeward mean?
Sheltered from the wind
On the side not facing the wind
How have humans altered the biome in Adelaide?
Housing expansion
Building things like fast food restaurants, shops, etc.
Our waste affecting wildlife, like the Bin Chickens
Why have humans altered biomes?
To build towns and cities
Roads and railways
To produce food and fibres
mining
What is a genetically modified food?
foods that have had their DNA changed in order to improve the yields or remove the food's susceptibility to disease
Name one of the factors affecting food security
physical - ability to physically access food
environmental - rainfall, soil quality, sunlight, climate, natural hazards such as drought
social - growing population and poor education
Economic - costs of seed, water, livestock, fertilisers, operating costs
How have unpredictable climates affected Australian farmers?
Farmers have had to learn to deal with droughts and floods
What is the biome in which Adelaide is located?
Temperate forest