Differences between Ordinary and Preference Shares
Share certificate. Image credit blogspot.com ZIMSEC O Level Commerce Notes: Differences between Ordinary and Preference Shares
To access more topics go to the Commerce Notes page.
February 2025
Consumer Rights
Image credit thestylemedic.com ZIMSEC O Level Commerce Notes: Consumer Rights
- The right to basic human needs:
- consumers must have access to basic needs such as food, clothing, water, shelter, education and health care.
- The right to safety:
- Consumers must be protected against goods and service or production processes which are dangerous […]
The structure of the leaf and photosynthesis
The external structure of the leaf. Image credit passmyexams.co.uk ZIMSEC O Level Combined Science Notes: The structure of the leaf and photosynthesis
- The leaves are the main organs of photosynthesis.
- Their structure is adopted for the process of photosynthesis.
- Veins-vein networks support the physical structure […]
The enzyme amylase
Starch food. Image credit eurofins.com ZIMSEC O Level Combined Science Notes: The enzyme amylase
- Energy in cells is obtained by breaking down food molecules during the respiration process.
- The chemical reactions involved are carried out by enzymes.
- Enzyme molecules also break down food molecules in the digestive system and […]
Preparing a Trial Balance
ZIMSEC O Level Principles of Accounts Notes: Preparing a Trial Balance
- As already said a trial balance is extracted from the ledger accounts by listing all the credit and debit balances that are in the entity’s books at the end of each trading period.
- The following steps are involved in the extraction and preparation of a trial balance:
Sales Journal and the Sales Ledger
An example of a Sales Day Book showing entries. Image credit vc-doubleentry.co.uk ZIMSEC O Level Principles of Accounts Notes: Books of Original Entry: Sales Journal and the Sales Ledger
- When cash or other payments e.g. Ecocash/Visa/MasterCard is received when […]
Rozvi Government Officials
A modern day spirit medium. Image credit blogspot.com ZIMSEC O Level History Notes: The Rozvi State: Rozvi Government Officials
The following stations were found in the Rozvi kingdom/state.
- The mambo who was the King
- The provincial chiefs
- The District chiefs
- Headmen
- Village heads
- The Queen mother
- Tumbare
- Spirit mediums
- The King’s son in law
To access […]
African Evangelists who operated in Zimbabwe in the 19th century
Anglicans still gather at Bernard Mizeki in Marondera. Image credit relzim.org ZIMSEC O Level History Notes: Missionaries: African Evangelists who operated in Zimbabwe in the 19th century 
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Sea Transport
An ocean bulk carrier. Image credit malaquaylogistics.com ZIMSEC O Level Geography Notes: Transport: Sea Transport
Advantages
- Is relatively cheaper.
- Caries bulky goods at once
- They are very comfortable for example cruise ships and ocean liners are often fitted with luxury facilities such as bathrooms, toilets, casinos and […]
The concentric model/Burgess’s model (1924)
The Concentric Model. Image credit edublogs.org ZIMSEC O Level Geography Notes: Settlements: The concentric model/Burgess’s model (1924)
- This is known alternatively as the concentric model, the ring model for urban land use or Burgess’ model.
- It was formulated by Burgess and Park in 1924 after their […]