February 2025

Advantages and Disadvantages of Natural gas as a source of energy

By |2025-02-12T08:59:51+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Natural gas flame

ZIMSEC O Level Geography Notes: Natural Resources: Energy: Advantages and Disadvantages of Natural gas as a source of energy

 Advantages

  • Has a high energy output.
  • Cleaner and efficient.
  • Easy to mine and transport
  • Cheap
  • Can power vehicles.
  • Has other industrial uses.

Disadvantages

  • Environmentally unfriendly through pollution especially of air.
  • Very […]
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Causes of Migrations

By |2025-02-12T09:19:53+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Causes of Migration. Image credit rnw.nl

ZIMSEC O Level Geography Notes: Migration: Causes of Migrations

  • Generally factors that affect migration are divide into two:
  • push factors and
  • pull factors
  • Push factors are those that are responsible for driving people from an area
  • Pull factors are those that attract people to an area.

    • […]

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Farming types in Africa: Subsistence farming

By |2025-02-12T09:04:18+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Subsistence Farming. Image credit wordpress.com

ZIMSEC O Level Geography Notes:Agriculture:Farming types in Africa: Subsistence farming

  • Subsistence farmers grow traditional crops such as maize, rice, sorghum, groundnuts, rapoko, millet and cassava.
  • They keep livestock in the form of cattle, goats, mules, donkeys, pigs and some poultry.
  • This is done on a small scale […]
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The major estates of Zimbabwe: Hippo Valley case study

By |2025-02-12T09:40:53+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Hippo Valley Estate. Image credit wordpress.com

ZIMSEC O Level Geography Notes:Agriculture:Farming types in Africa:The major estates of Zimbabwe: Hippo Valley case study

  • Hippo Valley estate is located in the S.E Lowveld of Zimbabwe.
  • Size-Large land of size 111 4555 ha leased to a company by government.
  • Ownership-Ownership is by Anglo-American Corporation […]
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Types of industry: Other ways of classifying industries

By |2025-02-12T09:05:25+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Lytton Industry Harare. Image credit wordpress.com

ZIMSEC O Level Geography Notes:Types of industry: Other ways of classifying industries

  • Industries can also be classified as heavy and light industries depending on the bulk and weight of the raw materials being used.
  • The weight and size of the end products is also considered […]
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Pipeline Transport in Africa

By |2025-02-12T09:17:23+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Pipeline transport in Africa. Image credit thevillager.com.na

ZIMSEC O Level Geography Notes: Transport: Pipeline Transport in Africa

  • Whereas pipeline transport is very highly developed in advanced countries such as Germany and Canada and in oil-producing Middle East countries like Saudi Arabia, Kuwait, Iran and Iraq, this mode of transport is very […]
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Resource Exploitation:Mining in Zimbabwe

By |2025-02-12T09:28:24+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Chiadzwa Diamond Mine. Image credit mining.com

ZIMSEC O Level Geography Notes: Natural Resources:Resource Exploitation, Mining in Zimbabwe

  • Zimbabwe has a wide mineral resource base which is exploited commercially.
  • Large scale mining is dominated by foreign transnational companies such as Anglo-American, Rio Tinto and Ashanti Gold Fields.
  • The majority of the local […]
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Zimbabwe’s forests: Mountain forest and grassland

By |2025-02-12T09:20:46+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Bananas and other crops have replaced natural vegetation in some areas. Image credit zadt.co.zw

ZIMSEC O Level Geography Notes: Zimbabwe’s forests: Mountain forest and grassland

  • This is found in the Eastern Highlands of Zimbabwe.
  • Temperature are generally below 20°C while rainfall is over 1 500 mm.
  • The altitude is generally above 1 […]
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