Question 1
1.1 How can soil degradation be avoided
(5)
1.2 Explain the term Soil Degradation
(4)
1.3. Explain the term soil erosion
(2)
Question 2
Mr Kavendjii Ja Kavendjii, a farmer in the northern communal area of Omusati region plan
to switch from Animal traction to mechanized power. Explain to him the possible
disadvantages in making such a switch or move.
(4)
Question 3
3.1. Which three basic landscapes elements are needed for rainwater harvesting? (3)
3.2. In many parts of southern Africa, mainly in Namibia, Botswana, South Africa and
Zimbabwe,
Dinghiswayo
Earth dams are constructed
what advantages such earth
for storage
dams have
of water. Briefly explain to
over normal storage dams
Mr.
and
Edgar
describe how he will go about in constructing such dams
(6)
3.3. Briefly explain how salination harms the soil and the plants
(4)
3.4. Briefly describe three forms of water erosion in Namibia
(3)
3.5. Mr Ndjamba ja Ndjamba
measures to control it. What
has a problem with wind erosion
advices will you give to him?
and
asks
your
advice on
(5)