Ordinary Level Notes Archives - Page 37 of 180 - Free ZIMSEC & Cambridge Revision Notes

The digestion process

By garikaib|2025-02-12T09:20:39+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

digestive_system_-min The digestive system of a human being. Image credit MediaWiki ZIMSEC O Level Combined Science Notes: The digestion process

Food is broken down in the alimentary system from large pieces/molecules into smaller molecules.
The food most mammals ingest is in large pieces e.g. leaves, grass, cake, meat etc.
All […]

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Plant transport and the structure of plants

By garikaib|2025-02-12T08:57:35+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

tomato_plant-min Tomato Plant. image credit wisegeek.com ZIMSEC O Level Combined Science Notes: Plant transport and the structure of plants

Plants have two main organ systems: a shoot system and a root system

Tomato plant structure. Image credit […]

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The economic organisation of the Mutapa State

By garikaib|2025-02-12T09:33:28+02:00February 12th, 2025|Notes, O Level History Notes, Ordinary Level Notes|

Basket weaving is a craft that goes back to the Mutapa state and possibly beyond. Image credit bbcnews.com ZIMSEC History O Level Notes: The Mutapa State: Economic Organisation of the Mutapa State

The […]

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The importance of cattle in the Rozvi and Mutapa states

By garikaib|2025-02-12T09:01:17+02:00February 12th, 2025|Notes, O Level History Notes, Ordinary Level Notes|

Cattle are still a symbol of wealth even today. Image credit nehandaradio.com ZIMSEC O Level History Notes: The importance of cattle in the Rozvi and Mutapa states

Cattle were at the center of every family’s wealth in both the […]

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The Role of the King in the Ndebele State

By garikaib|2025-02-12T09:16:07+02:00February 12th, 2025|Notes, O Level History Notes, Ordinary Level Notes|

A watercolour showing Mzilikazi Khumalo King of the Ndebele. Image credit africanfederation.net ZIMSEC O Level History Notes: Ndebele State: The Role of the King in the Ndebele State

The King had several roles that he played in the political organisation […]

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Canoes and Dhows

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

Canoes are a popular way of transporting people in Venice. Image credit miriadna.com ZIMSEC O Level Geography Notes: Transport: Canoes and Dhows

They are cheap
clean
They are versatile as they can carry a variety of goods
They are simple to […]

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Quality of life in rural areas in Zimbabwe

By garikaib|2025-02-12T09:44:01+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

A typical rural compound. Image credit techzim.co.zw ZIMSEC O Level Geography Notes: Settlements:Quality of life in rural areas in Zimbabwe

More recently in Chiadzwa families had to be resettled as their houses were on diamond fields.
Several families had to be resettled and compensated when […]

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The Economic Problem

By garikaib|2025-02-12T09:11:29+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes|

The economic problem. Image credit wordpress.com ZIMSEC O Level Business Studies: The Economic Problem.

The Economic Problem

Arises because resources (factors of production) are limited and scarce
whilst human needs and wants are unlimited.
This leads to the three questions:
What to produce? […]

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Transpiration in plants

By garikaib|2025-02-12T09:39:59+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Demostrating transpiration. Image credit masterwoodsman.com ZIMSEC O Level Combined Science Notes:Transpiration in plants

Water enters plant roots at all hours of the day.
Some trees absorb as much as 5 litres of water per minute.
Over 95% of the water that enters a plant through the roots exits […]

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Advantages and Disadvantages of a Public Limited Company

By garikaib|2025-02-12T09:06:35+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes|

Econet is an example of a PLC. Image credit techzim.co.zw ZIMSEC O Level Business Studies Notes: Advantages and Disadvantages of a Public Limited Company

February 2025

Advantages