Notes Archives - Page 3 of 189 - Free ZIMSEC & Cambridge Revision Notes

Letter of Credit

By garikaib|2022-09-15T12:42:26+02:00January 24th, 2023|Notes, O Level Commerce Notes, Ordinary Level Notes|

Procedure for issuing a letter of credit. Image credit letterofcredit.biz ZIMSEC O Level Commerce Notes: Credit Letter

Letter of credit

a letter issued by a bank to another bank (especially one in a different country) to serve as a guarantee for payments made […]

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Zimbabwe Stock Exchange

By garikaib|2022-09-15T12:42:14+02:00January 24th, 2023|Notes, O Level Commerce Notes, Ordinary Level Notes|

Zimbabwe Stock Exchange. Image credit financialgazette.co.zw ZIMSEC O Level Commerce Notes: Business Organisations: The Zimbabwe Stock Exchange

Functions

Controls and regulates admission of new members.
Acts as a barometer of the well-being of the Zimbabwean economy.
A market for buying and selling shares, stocks, bonds as well as […]

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Memorandum of Association

By garikaib|2022-09-15T12:42:05+02:00January 24th, 2023|Notes, O Level Commerce Notes, Ordinary Level Notes|

A page from a Memorandum of Association. Image credit coronetpublications.com ZIMSEC O Level Commerce Notes: Memorandum of Association

Memorandum of Association

Is used in the formation of private and public limited companies.
Is prepared by the company founders/their representatives.
Is sent to the Registrar […]

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The Test for starch
Gallery
The Test for starch

Notes, O Level Science Notes, Ordinary Level Notes

The Test for starch

By garikaib|2022-09-15T12:41:57+02:00January 24th, 2023|Notes, O Level Science Notes, Ordinary Level Notes|

During the process of photosynthesis, a plant absorbs, a process which is aided by the presence of chlorophyll in the leaf
This enables the plant to convert carbon dioxide and water into glucose
Some of this glucose is used up by the plant however
Any excess is turned into starch for storage
You can, therefore, test a plant’s leaf for starch in […]

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Digestive systems of cows and rabbits

By garikaib|2022-09-15T12:41:50+02:00January 24th, 2023|Notes, O Level Science Notes, Ordinary Level Notes|

Cows. Image credit creativeblogs.net ZIMSEC O Level Combined Science Notes: Digestive systems of cows and rabbits

Cows and rabbits are examples of herbivores.
They feed on plants e.g. grass and leaves.
Pant structures contain a large amount of cellulose which cannot be digested easily.
Cellulose is a fibrous carbohydrate.
Much […]

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Experiment: Do plants release carbon dioxide when they respire?

By garikaib|2022-09-15T12:41:43+02:00January 24th, 2023|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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Reasons for the Fall of the Great Zimbabwe State

By garikaib|2022-09-15T12:41:33+02:00January 24th, 2023|Notes, O Level History Notes, Ordinary Level Notes|

The Great Zimbabwe ruins. Image credit Afrizim.com ZIMSEC History O Level Notes: The Great Zimbabwe State: Reasons for the Fall of the Great Zimbabwe State

There are several reasons why the Great Zimbabwe State/Kingdom fell viz:

Civil wars
The rise of ambitious leaders who oppressed the […]

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The Mutapa rulers who resisted Portuguese control and those who cooperated

By garikaib|2022-09-15T12:41:25+02:00January 24th, 2023|Notes, O Level History Notes, Ordinary Level Notes|

A stamp showing a Portoguese impression of the Mutapa Gatsi Rusere. Notice the decidely European features. Image credit stampdata.com ZIMSEC O Level History Notes: The Mutapa rulers who resisted Portuguese control and those […]

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The General Journal Example

By garikaib|2022-09-15T12:41:17+02:00January 24th, 2023|Notes, Ordinary Level Notes, Principles of Accounts Notes|

An example of journal entries. Image credit Frank Wood’s Business Accounting 1 ZIMSEC O Level Principles of Accounts Notes: The General Journal Example