Term 4 Exam Revision Flashcards
Name 7 ways of getting food
Buy from a shop Buy from a street market Trade Hunt Fish Collect Grow
Name and explain 2 ways of farming
SUBSISTENCE FARMING: when a farmer grows crops and raises animals to feed himself and his family
COMMERCIAL FARMING: when a farmer grows crops and raises animals to sell
Name 3 main crops grown in South Africa
Maize
Wheat
Sugar cane
Why do people grow food on cities
- To provide food for themselves and their families
- To slaughter animals for feasts.
- To save money due to extra expenses in cities
Name and give an example of small stock
Animals which need. Small are of land
Pigs, goats
Name and give an example of large stock
Animals which need a large area of land to live
Cattle, sheep
Name and explain poultry
Birds rises for their feathers, meat, eggs or other products
Chickens, ducks
Name 5 farm expenses
Seeds Animals Labour Equipment Fertilizer Irrigation Transport Food
Name 7 examples of how food is processed
Cut Dry Clean Package Pluck Freeze Cook Mix Season (spice) Peel
Why do we process food?
It’s easier and quicker
So the food lays longer
Explain crops
Plants grown to be used as food
What is processing?
Anything that is done to feed before you buy it
Explain expenses
Anything which must be paid for by the farm
Name 5 uses of water at home
Bath or shower Wash dishes or clothes Cook Drink Clean Water garden Feed pets
Give 5 examples of wasting water
Not fixing leaking pipes or taps Watering the garden when it is hot Using a dishwasher Using too much water in the bath or shower Leaving taps open
Give 4 other uses of water
Factories
Farms
Power plants
Mining
Explain communal
Shared by many people
What is a borehole?
A hole dug in the ground to reach underground water
What is a reservoir?
A big tank in town that stores clean water - tap water comes from here
What is diarrhea?
A sickness where the body loses fluids ( runny tummy)
What is a source?
Where something comes from
What is faeces?
Solid human and animal waste
What is irrigation?
Taking water from a river or dam to water crops on a farm
What is recycling?
To use something gain instead of throwing it away or getting a new one
What is sanitation?
The shipment and systems that keep places Clean
What is the natural water cycle?
Constant movement of water between ocean, air and ground
What is water vapor?
Water in its gas form
What is purification?
Removing dirty and harmful things
What are wetlands?
Where underground water reaches the surface
What is a dam?
A big wall is built across a river to store water
What is artificial?
Not natural - made by people
What is a sewer?
Large pipe which carries dirty water from houses to a large sewage plant
You will need to draw the water cycle. Here is some information to include
EVAPORATION: energy from the sun heats the surface of the ocean
Water evaporates and becomes water vapor
CONDENSATION: the water vapor rises into the air and becomes clouds
PRECIPITATION: when the clouds get big enough and cool down, rain falls down to the ground
Most of the rain soaks into the ground
UNDERGROUND WATER: some of the water is stores underground
Most water flows underground down the slope to the ocean
Some rain runs down I tori era and flows into the ocean
