O Level Geography Archives - Page 11 of 35 - Free ZIMSEC & Cambridge Revision Notes

Forests in Zimbabwe: Brachystegia Savanna Woodland

By Rachel Majaya|2022-09-15T12:35:19+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

A group of Musasa trees on a low hill. Image credit flickr.com

ZIMSEC O Level Geography Notes: Natural Resources: Renewable Resources: Forests in Zimbabwe: Brachystegia Savanna Woodland

This type of woodland generally covers much of the country’s Highveld, generally lying between 900 and 1 200 metres above sea level.
Brachystegia is […]

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Conservation of coniferous forests

By Rachel Majaya|2022-09-15T12:35:05+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

National Park Bashkiriya / Ural Mountains / Russia. Image credit framepool.com

ZIMSEC O Level Geography Notes: Natural Resources: Conservation of coniferous forests

National Parks and protected forest areas have been established both in North America, Europe and the former Soviet Union (now Russia).
Good management approaches are employed to ensure that […]

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Fish processing and marketing

By Rachel Majaya|2022-09-15T12:34:50+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Sun dried Kapenta. Image credit blogspot.com

ZIMSEC O Level Geography Notes: Natural Resources: Fishing: Fish processing and marketing

Subsistence and commercial fishers employ more or less the same processing methods.
The high tropical temperatures mean that fish go bad very quickly after being landed from the lakes rivers and swamps.
Small […]

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Problems affecting the world’s fishing industry

By Rachel Majaya|2022-09-15T12:34:42+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Over fishing is one of the problems facing the fish industry. Image credit MediaWiki

ZIMSEC O Level Geography Notes: Natural Resources: Fishing:Problems affecting the world’s fishing industry

Slight changes in conditions in the continental shelves alter the food chain.
This reduces fish production.
An example is the decline in anchovy fish […]

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Small scale energy sources: Wood stove

By Rachel Majaya|2022-09-15T12:34:33+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Wood stove. Image credit quadrafire.com

ZIMSEC O Level Geography Notes: Natural Resources: Energy:Small scale energy sources and plants:Wood stove

A wood stove is a heating appliance capable of burning wood fuel and wood-derived biomass fuel, such as wood pellets.
Wood stove are usually made using a combination of metal(iron) and bricks

[…]

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Sunshine

By garikaib|2022-09-15T12:44:55+02:00January 24th, 2023|O Level Geography, Weather and Climate|

A sunshine recorder. Image by Rfuess-Mueller. ZIMSEC O Level Geography Notes: Sunshine

It has a glass sphere surrounded by a metal frame.
On the frame is attached a sensitive card.
The sphere focuses the sun’s rays onto the card.
As the sun moves across the sky it burns […]

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Weather Hazards

By garikaib|2022-09-15T12:44:39+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes, Weather and Climate|

Floods are just one of many natural weather hazards. Image by The Australian. ZIMSEC O Level Geography Notes: Weather Hazards

Weather hazards are conditions which are unfavorable to people and their activities that result from weather phenomena.
There are […]

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Extrusive volcanic landforms

By garikaib|2022-09-15T12:44:28+02:00January 24th, 2023|Landform Studies, Notes, O Level Geography, Ordinary Level Notes|

Pico Cão Grande in New Guinea. Image credit imgur.com Pico Cão Grande in Gulf of Guinea. Image credit imgur.com ZIMSEC O Level Geography Notes: Extrusive volcanic landforms.

Magma sometimes reaches earth’s surface through a vent/hole or a fissure/crack in surface rocks.
When lava reaches and emerges onto the earth’s surface […]

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Characteristics of Hot Deserts

By garikaib|2022-09-15T12:44:18+02:00January 24th, 2023|Hot Deserts, Notes, O Level Geography, Ordinary Level Notes|

Kalahari Desert. Image credit HDImageLib ZIMSEC O Level Geography Notes:Characteristics and Location of Hot deser

NB:It is important to note that the Ordinary Level syllabus confines our study to hot deserts that are otherwise known as tropical deserts. Other deserts such as the cold deserts of […]

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