February 2025

Classification of settlements

By |2025-02-12T09:40:48+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

A typical Zimbabwean rural homestead. Image credit lawhub.co.zw A typical Zimbabwean rural homestead. Image credit lawhub.co.zw ZIMSEC O Level Geography Notes: Settlements: Classification of settlements

  • Settlements are generally classified as either rural or urban.
  • Rural settlements are those settlements where mostly primary activities occur.
  • The majority of settlers in rural areas carry out […]
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Purchases Return Day Book Example

By |2025-02-12T09:09:15+02:00February 12th, 2025|Notes, Ordinary Level Notes, Principles of Accounts Notes|

Image credit: koolkeyrings.com Image credit: koolkeyrings.com ZIMSEC O Level Principles of Accounts Notes: Purchases Return Day Book Example

You are to enter up the Purchases Day Book and the Returns Outwards Day Book from the following details, then to post the items to the relevant accounts in the Purchases Ledger and to show […]

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Introduction to Debentures

By |2025-02-12T09:23:27+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes, Principles of Accounts Notes|

A debenture certificate. Image credit scripophily.net A debenture certificate. Image credit scripophily.net ZIMSEC O Level Business Studies Notes: Introduction to Debentures

  • These are loan stocks that are issued to the company.
  • A debenture is simply a document or certificates that acknowledges said loan.
  • Debentures are creditors to the […]
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Advantages and disadvantages of vegetative production

By |2025-02-12T09:36:14+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Sugarcane field. Image credit gov.ph Sugarcane field. Image credit gov.ph ZIMSEC O Level Combined Science Notes: Reproduction in plants: Advantages and disadvantages of vegetative (asexual) production  

  • A lot of plants which grow using the vegetative method of reproduction are able to produce seeds
  • They use vegetative reproduction because it has certain advantages

Advantages

  • New […]
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Selection

By |2025-02-12T08:59:43+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

ZIMSEC O Level Combined Science Notes: Selection

  • Each time male and female individuals reproduce they create an offspring that is different from themselves
  • This changes accrue over time to bring about much change in the descendants as there is inter-breeding between many individuals in each generation
  • This changes might result in the offspring having certain advantageous characteristics that are […]
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Experiment: to show changes in shape and volume of iodine crystals when they are heated

By |2025-02-12T09:11:39+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

sublimation_of_iodine-min

ZIMSEC O Level Combined Science Notes: An  experiment To show changes in shape and volume of iodine crystals when they are heated

Materials: evaporation dish/tin lid, glass filter funnel, burner, burner stand, one iodine crystal

Method

  1. Place the iodine crystal into an evaporation dish
  2. Put the filter funnel upside down over the crystal
  3. Warm the crystals […]
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Cash Discount,Discount Received and Discount Allowed

By |2025-02-12T09:05:08+02:00February 12th, 2025|Notes, Ordinary Level Notes, Principles of Accounts Notes|

Cash Discount. Image credit wiser.com Cash Discount. Image credit wiser.com ZIMSEC O Level Principles of Accounts Notes: The Cash Book:Discount Received and Discount Allowed

  • Businesses prefer it if their customers pay quickly
  • Businesses may thus accept a sum slightly lower than the invoice amount in settlement of a debt if payment is […]
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