February 2025

Fishing in other parts of Zimbabwe

By |2025-02-12T09:08:06+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

A Zimbabwean fisherman attempts to land his catch. Image credit deseretnews.com

ZIMSEC O Level Geography Notes: Natural Resources: Fishing:Other fisheries in Zimbabwe

  • Both commercial and subsistence fishing also takes place in Zimbabwe’s internal dams.
  • The major ones include Lake Chivero and Manyame on the Manyame river and Lake Mutirikwi on the […]
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Classification of energy sources

By |2025-02-12T09:27:09+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Natural Gas flame. Image credit money.cnn.com

ZIMSEC O Level Geography Notes: Natural Resources:Energy: Classification of energy sources

  • One way of classification is by grouping energy sources into traditional and modern sources.
  • Some sources and types belong to both groups.
  • For example canoeing down a river uses the force of the moving […]
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Africa’s Energy Resources

By |2025-02-12T08:58:20+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Old Inga Dam DRC. Image credit internationalrivers.org

ZIMSEC O Level Geography Notes: Natural Resources: Energy:Energy resources of Africa

  • Electricity is generated from two major processes, thermal and hydro.
  • The thermal component includes petroleum on top of coal for a number of countries such as Egypt, Algeria, Nigeria and Libya.
  • For other […]
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Sea Transport

By |2025-02-12T09:32:45+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

An ocean bulk cariar. Image credit malaquaylogistics.com An ocean bulk carrier. Image credit malaquaylogistics.com ZIMSEC O Level Geography Notes: Transport: Sea Transport

Advantages

  • Is relatively cheaper.
  • Caries bulky goods at once
  • They are very comfortable for example cruise ships and ocean liners are often fitted with luxury facilities such as bathrooms, toilets, casinos and […]
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Introduction to population growth, change and structure

By |2025-02-12T09:09:45+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

ZIMSEC O Level Geography Notes: Introduction to population growth, change and structure

  • There is a strong inter-relationship between birth rate, death rate, population growth, change and structure.
  • Birth rate is the number of live births per 1 000 of the population in one year.
  • \text{Crude Birth Rate}=\dfrac{Number\quad of \quad Live \quad Births \quad in \quad Year}{Total\quad Population \quad in […]
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Factors influencing farming: Physical or Environmental factors

By |2025-02-12T09:02:31+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Physical factors also affect agriculture. Image credit irinnews.org

ZIMSEC O Level Geography Notes:Agriculture:Factors influencing farming: Physical or Environmental factors

Temperature

  • These are critical for plant growth because each plant or crop type requires a minimum growing temperature.
  • In temperate latitudes this is 6°C. Below this members of the grass family, including cereals, cannot […]
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Commercial Crop Farming

By |2025-02-12T09:35:50+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Commercial Tobacco Farming. Image credit theconversation.com

ZIMSEC O Level Geography Notes:Agriculture:Farming types in Africa: Commercial Crop Farming

  • Commercial farming involves the growing of crops and the rearing of animals on a large scale for sale of products.
  • Commercial farming is agribusiness with the farmer aiming to have the highest returns from […]
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Types of industry: Secondary Industry

By |2025-02-12T09:04:29+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Workers at a sawmill. Image credit blogspot.com

ZIMSEC O Level Geography Notes:Industrial Studies: Introduction

  • These are also known as processing and manufacturing industries.
  • In these industries, the production processes are undertaken in a unit called the factory.
  • It is important to distinguish between processing and manufacturing.
  • Processing involves the initial removal of […]
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Air Transport in Zimbabwe

By |2025-02-12T09:12:15+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Air Zimbabwe Boeing 707-330B Hoppe. credit MediaWiki

ZIMSEC O Level Geography Notes: Transport: Air Transport in Zimbabwe

  • Modern airports are very costly to build and maintain and require a very large area of flat land on which to build them.
  • Large areas to build arrival and departure terminals, custom offices, warehouses and maintenance […]
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