Topic 3 (Term 3) Climate and vegetation of South Africa Flashcards
(25 cards)
What is climate?
Weather patterns of a particular place over a long period of time, usually years (weather is over a short period of time, days or weeks)
Weather and climate are affected by:
- Temperature
- Precipitation
- Wind
True or false: Temperature is how hot or cold a place is …
True (easy one hey!)
What three things affect the temperature?
Distance from the equator
Height above sea level
Ocean currents
Why can we say that RSA is a warm country?
Because we live closer to the equator than the South Pole
Why does it snow sometimes in RSA interior?
Most of the interior is a high plateau (nice and difficult word to spell!)
What does it mean when we say the ocean currents have a moderating effect on the climate?
Days at the coast are cooler than inland and nights are hotter that they are inland
Name the coasts on which: A. the cold Benguela and B. the wam Mozambique currents flow
A: West coast
B. East coast
Why do we call evergreen forests evergreen?
There is plenty of rainfall throughout the year that nourishes evergreen trees
Why is the temperature warm all year round in the Palm Belt?
Because of the Mozambique current
In the Palm belt the rain falls mainly in ….. and we find palm trees and …. trees.
summer … mangrove
What three main types of Fynbos are there?
Proteas
Ericas
Restios
Grasslands have long and short grass types. What is the region called that have high grass?
Sourveld
What kind of vegetation does one get in the Bushveld?
Grass, bushes and thorn trees
True or false: The Karoo is a desert
False: It is a semi-desert
Succulents in the Karoo survive because of special …
adaptation
Where do the small plants (with their fleshy leaves) in the desert get their water from?
The moisture in the mist that blows in from the sea
What is the natural vegetation of a place?
The different indigenous plants that grow in a place
Plants that grew in an area for a long time (people did not bring them in) are called
Indigenous plants
Plant that are not indigenous are called?
Alien plants
What four things influence the vegetation of a particular area?
Rain fall
Temperature
Soil
Ocean currents
Name the 6 different vegetation regions in SA and name examples of typical plants (sorry this is a long one)
- Mediterranean: Fynbos
- 1 Evergreen forests: Yellowwood, Stinkwood
- 2 Palm belt: Mangrove, palm tree
- Deserts and semi-desert: Welwitschia, Kokerboom
- Grasslands: Grasses
- Savannah (Bushveld): Boabab, Camelthorns, Umbrella tree
What is the biggest natural vegetation region?
Semi-dessert
What is the smallest natural vegetation region
Evergreen forest