Question 1
- Name two navigable rivers in Africa
- State three reasons why river transport is less developed in Africa
Answer
-
- River Nile.
- River Zambezi. -
- Most rivers are seasonal and therefore the water levels fluctuate making it difficult to sail.
- Some of the rivers contain huge rocks/boulders/rock outcrops on their courses that reduce the navigable distance.
- High siltation in the lower courses of some rivers makes their channels shallow to suffice river transportation
Question 2
The diagram below shows a method of fishing. Use it to answer the questions that follow.
- Identify the method of fishing shown in the diagram
- Describe how the method is used to catch fish
Answer
- - Trawling
-
- It uses a trawl net that is pulled along by ships/trawlers along the sea bed, affecting all the fish along its path.
- Once the net is full, it is hauled into the ship and the fish emptied on board
Question 3
- Name two areas where gold is mined in the Republic of South Africa
- State three contributions of gold mining to the economy of the Republic of South Africa
Answer
-
- The Rand/Witwatersrand.
- Ogendaalrus. -
- It earns Republic of South Africa foreign exchange through exports.
- It’s a major source of employment thus helping raise the living standards.
- It has led to widespread urbanization contributing to the formation of conurbation in the Rand.
Question 4
- State three factors that have promoted the establishment of national parks in Kenya
- Apart from establishment of game reserves and national parks, give two other methods of wildlife conservation in Kenya
Answer
-
- Need to create an environment for education and research.
- To promote tourism and recreation.
- For wildlife conservation. -
- Tagging the endangered wild animals with radio signals to track/monitor their movements.
- Imposing a ban on game hunting/game trophies/trade in wildlife products.
Question 5
- Define the term forestry
- Give four functions of forests
Answer
- - This is the science of developing and managing forest resources for benefit of human
-
- Protection of water resources/river catchment areas.
- Modification of climate through evapotranspiration leading to high humidity and low temperatures.
- Forests act as wind breakers.
- Preservation of wild and indigenous genetic resources.