February 2025

Quality of life in rural areas in Zimbabwe

By |2025-02-12T09:44:01+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

A typical rural compound. Image credit techzim.co.zw A typical rural compound. Image credit techzim.co.zw ZIMSEC O Level Geography Notes: Settlements:Quality of life in rural areas in Zimbabwe

  • More recently in Chiadzwa families had to be resettled as their houses were on diamond fields.
  • Several families had to be resettled and compensated when […]
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Advantages and Disadvantages of a Public Limited Company

By |2025-02-12T09:06:35+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes|

Econet is an example of a PLC. Image credit techzim.co.zw Econet is an example of a PLC. Image credit techzim.co.zw ZIMSEC O Level Business Studies Notes: Advantages and Disadvantages of a Public Limited Company

  • Public Limited Companies have several advantages and disadvantages

Advantages

  • Can raise more capital when compared to private […]
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The mammal heart

By |2025-02-12T09:20:21+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

The structure of the human heart. The structure of the human heart. ZIMSEC O Level Combined Science Notes: The mammal heart

  • Is made up of muscle which contracts continuously throughout the mammal’s life.
  • The number of contractions differ from mammal to mammal
  • In elephants it contracts about 25 times/minute
  • In humans it contracts about 70-80 […]
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Ecosystems: The soil

By |2025-02-12T09:39:32+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Soil profile. Image credit nesoil.com Soil profile. Image credit nesoil.com ZIMSEC O Level Combined Science Notes: Ecosystems: The soil  

  • Soil is an important part of the ecosystem
  • It is a critical component of life on earth and agriculture
  • Soil thickness varies from a few millimeters to a several meters in places
  • Animals and plants […]
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Experiment: to show the cooling effect of methylated spirits

By |2025-02-12T09:13:32+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

A bottle of methylated spirit. Image credit wilko.com A bottle of methylated spirit. Image credit wilko.com ZIMSEC O Level Combined Science Notes: Experiment: to show the cooling effect of methylated spirits

Material: cotton wool,methylated spirits

Method

  1. Dip a small piece of cotton wool into the methylated spirits
  2. Rub some of […]
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