Question 1
- Name two ways in which minerals occur
- Describe stripping as a method of mining
Answer
-
- Veins and lodes
- Seams and beds
- Weathering products -
- It involves removal of overburden / overlying rock / soil / vegetation to expose the underlying mineral ore.
- Mined using simple tools such as hoe / spades if the mineral; is soft.
- If hard is blasted to loosen and then loaded to trucks / railway wagons for further
Question 2
- What is Industrial Inertia
- State four reasons for decentralization of industries in Kenya.
Answer
- Industrial inertia is the tendency for such an industry to maintain its activity in a place where reasons for its introduction are no longer significant / no longer exist/ The inability of an industry to move immediately from one area to another when its location advantages and disadvantages changes
-
- To reduce rural-urban migration.
- Tap natural resources in various parts of Kenya.
- To open up undeveloped parts of the country.
- To ensure equitable distribution of industries.
Question 3
- Differentiate between fisheries and fishing
- State three reasons why marine fishing is not well developed in Kenya
Answer
- - Fisheries are water bodies that contain fish and other related resources while fishing is the exploitation of water resources such as fish, seals, whales, crabs e.t.c
-
- The surrounding population does not provide adequate market for fish.
- Inadequate refrigeration facilities.
- The local fishermen face stiff competition from foreign fishermen mainly from Japan and Korea.
- The continental shelf is narrow
Question 4
- State three physical factors favouring the growing of cocoa in Ghana
- List two problems facing cocoa farming in Ghana
Answer
-
- Cocoa growing areas receive heavy rainfall / rainfall ranging from 1270-1500mm per year.
- Cocoa growing areas experience high temperatures / temperatures of between 24oc- 30oc
- The growing areas have deep, fertile and well drained soils.
-
- Pests such as Cupsid bug sucks the pulp in the pods.
- Swollen shoot / black pod disease affects the crop.
- Fluctuation of cocoa prizes in the world market.
- The strong harmattan winds destroy the crop.
Question 5
- State any three reasons why the Kenyan government is encouraging the use of pipelines for the transportation of oil.
- Name any two transcontinental high ways in Africa.
Answer
-
- It is a very safe and convenient means of transporting such highly inflammable products as, petroleum.
- It eases congestion and accident on the roads.
- It does not pollute the environment. -
- The great North road
- Trans Africa highway
- Trans Sahara highway