O Level Geography Archives - Page 32 of 35 - Free ZIMSEC & Cambridge Revision Notes

Population structure
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Population structure

Notes, O Level Geography, Ordinary Level Notes

Population structure

By Rachel Majaya|2022-09-15T12:37:11+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

ZIMSEC O Level Geography Notes: Population: Population structure

The population structure of a country describes the population’s age, sex and the period males and females are expected to live
Population structure is the composition of a given population, which is broken down into categories such as age and gender.
This information can be shown on a population […]

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Agriculture: Introduction

By Rachel Majaya|2022-09-15T12:36:54+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Agriculture is a critical part of the Zimbabwean economy. Image credit care.ca

ZIMSEC O Level Geography Notes:Agriculture: Introduction

Agriculture is a primary activity in which man extracts food and industrial raw materials from nature on a production unit known as a farm.
As a result, this industry or activity is called farming.

[…]

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Farm Inputs: Sunshine,Temperature and Rainfall

By Rachel Majaya|2022-09-15T12:36:46+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Crops require good sunshine and a certain temperature in order to grow. Image credit mg.co.za

ZIMSEC O Level Geography Notes:Agriculture:Farming as a system:Farm Inputs: Sunshine and Temperature

Sunshine

It refers to cloud free days experienced in an area.
The number of days with sunshine decreases as latitude increases towards the poles.
Sunshine is […]

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Livestock Farming

By Rachel Majaya|2022-09-15T12:36:29+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Dairy Farm. Image credit abstcm.com

ZIMSEC O Level Geography Notes:Agriculture:Farming types in Africa:Livestock Farming

Animal husbandry is the rearing of livestock, cattle, sheep, goats and donkeys by a farmer in order to sustain himself and his nation.
Commercially, for Zimbabwe and the rest of Africa with the exception of South Africa’s […]

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Transport and Location of industries

By Rachel Majaya|2022-09-15T12:36:21+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Raw Materials and Finished Goods both incur transport costs

ZIMSEC O Level Geography Notes:Types of Industrial Location:Transport and Location of industries

Industries locate where there are efficient, appropriate and cheap modes of transport to move their raw materials goods to markets and the labour force.
Generally there are two types of […]

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Air Transport in Zimbabwe

By Rachel Majaya|2022-09-15T12:35:58+02:00January 24th, 2023|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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The Southern African Development Community (SADC)

By Rachel Majaya|2022-09-15T12:35:40+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

SADC Headquarters in South Africa.

ZIMSEC O Level Geography Notes: Trade:The Southern African Development Community (SADC)

Regional economic grouping can take the form of free trade areas, custom unions, common markets and economic unions.
Free trade areas: there are no trade barriers for the member states of the trade area. Member […]

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Oil in Nigeria:Benefits, drawbacks, problems of oil extraction

By Rachel Majaya|2022-09-15T12:35:23+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

An oil spill in Nigeria. Image credit huffingtonpost.com

ZIMSEC O Level Geography Notes: Natural Resources: Oil in Nigeria:Problems of oil extraction

The following are problem associated with oil extractions:

Hot humid equatorial climate is associated with high incidence of environmental diseases.
High temperatures reduce the capability of to work.
Slippery and unstable […]

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Exotic commercial forests

By Rachel Majaya|2022-09-15T12:35:12+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Pine tree forest. Image credit nyobain.com

ZIMSEC O Level Geography Notes: Natural Resources: Forestry in Zimbabwe: Exotic commercial forests

These are extensive forest areas planted with imported tree varieties like pine, wattle and eucalyptus.
These forests are mainly found in the Eastern Highlands where there was less competition with crop farming […]

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Natural Resources: Water pollution
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Natural Resources: Water pollution

Notes, O Level Geography, Ordinary Level Notes

Natural Resources: Water pollution

By Rachel Majaya|2022-09-15T12:34:57+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

ZIMSEC O Level Geography Notes: Natural Resources: Water: Water pollution

Water pollution is the contamination of water bodies for example lakes, rivers, oceans, aquifers and groundwater.
This form of environmental degradation occurs when pollutants are directly or indirectly discharged into water bodies without adequate treatment to remove harmful compounds.
Water pollution can also be defined as the […]

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January 2023