garikaib, Author at Free ZIMSEC & Cambridge Revision Notes

Drainage Patterns

By garikaib|2025-02-12T09:45:35+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes, River Processes|

Image credit fanshare.com ZIMSEC O Level Geography Notes: Drainage Patterns.

Drainage pattern is a term that refers to the way in which a river and its tributaries arrange themselves in the drainage basin.
The drainage pattern evolves over a long period of time and is affected by such factors […]

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Cellphone

By garikaib|2025-02-12T09:45:37+02:00February 12th, 2025|Notes, O Level Commerce Notes, Ordinary Level Notes|

Examples of modern day cellphones. Image credit egadget.com ZIMSEC O Level Commerce Notes: Communication: Cellphone

Cellular telephone.

Used when speed is required.
Allows dialogue.
Subscriber can dial or receive calls from another subscriber or telephone subscribers
Can receive multiple calls at the same time by putting them […]

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Functions of of Zim-Trade ( Government promotion of foreign trade)

By garikaib|2025-02-12T09:45:38+02:00February 12th, 2025|Notes, O Level Commerce Notes, Ordinary Level Notes|

Zim-Trade expo. Image credit europa.eu ZIMSEC O Level Commerce Notes: Functions of of Zim-Trade ( Government promotion of foreign trade)

Function of Zim-Trade ( Government promotion of foreign trade)

Carries out market research in other countries to ascertain whether or not to export to those countries.
Examines and […]

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Experiment: Do plants release carbon dioxide when they respire?

By garikaib|2025-02-12T09:45:40+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Potted plant. Image credit artificialplantsandtrees.com ZIMSEC Combined Science Revision Notes: Do plants release carbon dioxide when they respire?

Aim: To determine whether all living things, including plants, release carbon dioxide when they respire.

Materials: bell jar or a large container, 3 boiling tubes/flasks glass or rubber tubing, lungs, suction […]

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The decline of the Prazo system and the decline of the Portuguese influence in the Interior

By garikaib|2025-02-12T09:45:41+02:00February 12th, 2025|Notes, O Level History Notes, Ordinary Level Notes|

Galley slaves. Image credit lead-adventures.de ZIMSEC O Level History Notes: The Portuguese activities in Zambezi valley: The decline of the Prazo system

The lack of industry, commerce,education and religious work in prazo areas led to their eventual decline and the crumbling of the prazo system.
Most of […]

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Experiment: Testing the alkalinity/acidity of the soil

By garikaib|2025-02-12T09:45:43+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Testing the PH of soil. Image credit blogspot.com ZIMSEC O Level Combined Science Notes: Testing the alkalinity/acidity of the soil

Materials: Universal indicator/PH paper/PH Test meter, distilled water, test tubes, soil samples

Method

Place the soil samples into test tubes to a height of about […]

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An introduction to Beams and their types

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

beams_introduction-min Common types of beams and their associated forces ZIMSEC O Level Combined Science Notes: An introduction to Beams and their types

A beam is any material that is supported so that it can hold a load
A simple beam is a length of material e.g steel supported along its length so that […]

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Ox-bow lakes

By garikaib|2025-02-12T09:45:54+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes, River Processes|

Ox-bow lake. Image credit airphotona.com ZIMSEC O Level Geography Notes: Ox-bow lakes

An oxbow lake is a U-shaped body of water that forms when a wide meander from the main stem of a river is cut off, creating a free-standing body of water.
This landform is […]

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Other types of warehouses

By garikaib|2025-02-12T09:45:55+02:00February 12th, 2025|Notes, O Level Commerce Notes, Ordinary Level Notes, Warehousing|

Goods in a removals warehouse. Image credit office-removals.co.uk ZIMSEC O Level Commerce Notes: Warehousing: Other types of Warehouses

Distribution warehouse

They are used by manufacturers who cannot afford to have their own warehouse to store goods such as clothes and electrical appliances.
They are used […]

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