February 2025

Introduction to Shares

By |2025-02-12T09:22:38+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes, Principles of Accounts Notes|

Image credit pfguru.com Image credit pfguru.com ZIMSEC O Level Business Studies Notes: Introduction to Shares

  • This is a unit or portion of capital.
  • It represents a stake in a limited liability business.

Types/Classes of shares.

  • There are basically two types of shares:
  • Ordinary and preference shares.

Ordinary shares

  • these represent equity ownership […]
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Documents used in the formation of companies

By |2025-02-12T09:02:56+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes|

Certificate of incorporation. Image credit elavator-and-escalator.com Certificate of incorporation. Image credit elavator-and-escalator.com ZIMSEC O Level Business Studies Notes: Documents used in the formation of companies

  • The formation of a company be it a Private Limited or Public Limited company is an involved process
  • It is much more complicated than the formation of […]
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Asexual reproduction

By |2025-02-12T09:34:33+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

A bud on a sugarcane cutting. Image credit 10degreesabove.com A bud on a sugarcane cutting. Image credit 10degreesabove.com ZIMSEC O Level Combined Science Notes: Reproduction in plants: Asexual reproduction/ Vegetative reproduction  

  • Is also known as asexual reproduction
  • This takes place when plants reproduce without producing seeds
  • Such plants have modified stems, roots or […]
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Variation

By |2025-02-12T08:59:05+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Variation in chillies. Image credit chilipapryczka.pl Variation in chillies. Image credit chilipapryczka.pl ZIMSEC O Level Combined Science Notes: Variation

  • The living world has many thousands of different types of plants and animals
  • For example lions are different from hyenas which in turn are different from say goats
  • In plants the Msasa trees are […]
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Experiment: to show that solids change shape when they melt

By |2025-02-12T09:11:07+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Melting wax takes up the shape of the container. Image credit about.com Melting wax takes up the shape of the container. Image credit about.com ZIMSEC O Level Combined Science Notes: An  experiment to show that solids change shape when they melt

Materials: tin lid/evapouration dish, burner, burner stand, candle wax

Method

  1. place […]
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Properties of Nonmetals vs metals

By |2025-02-12T09:21:43+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Common metal objects. Image credit blogspot.com Common metal objects. Image credit blogspot.com ZIMSEC O Level Combined Science Notes: Experiment: Properties of Metals and Non-Metals

  • Elements can be divided into two groups:
  • Metals and Non-metals
  • Examples of metals are: copper, zinc, iron, gold, silver, chrome, lead and tin
  • Almost all metals have certain properties that makes them […]
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Experiment: The reaction of metals with dilute Hydrochloric acid

By |2025-02-12T09:41:04+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Copper does not react with hydrochloric acid. Image credit fphoto.com Copper does not react with hydrochloric acid. Image credit fphoto.com ZIMSEC O Level Combined Science Notes:  Experiment: The reaction of metals with dilute Hydrochloric acid

Aim: To examine the reactivity of metals with dilute hydrochloric acid

Materials: 5 test tubes, dilute hydrochloric acid, magnesium, zinc, […]

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