February 2025

Energy:The siting and production of Hydro-electric power: Gorges

By |2025-02-12T09:27:59+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Kariba dam wall. Image credit Bloomberg.com

ZIMSEC O Level Geography Notes: Natural Resources: Energy:The siting and production of HEP 

  • Site refers to the actual ground on which something is happening.
  • The siting of a hydro-electric power station depends on a number of physical factors.

Gorge

  • A gorge is a deep narrow […]
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Small scale energy sources and plants:Biogas plant

By |2025-02-12T09:44:21+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Biogas Digestor in rural Zimbabwe. Image credit climatetracker.org

ZIMSEC O Level Geography Notes: Natural Resources: Energy:Small scale energy sources and plants:Biogas plant

  • To install a bio-gas plant, a pit is dug underground near to the kitchen the depth of which is determined by the size of the plant the family wants […]
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The Weimer Republic Constitution

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

Reichstag Building in 1918

ZIMSEC O Level History Notes: Dictatorship in Europe: Dictatorship in Germany: The Weimer Republic Constitution

  • The constitution was drafted in February 1919 with the following provisions:
    1. President – He was elected by popular vote and held the office for seven years. The president elected the chancellor and […]
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Hitler’s Foreign Policy

By |2025-02-12T09:05:29+02:00February 12th, 2025|Notes, O Level History Notes, Ordinary Level Notes|

HItler with Mussolini the Italian Dictator

ZIMSEC O Level History Notes: Dictatorship in Europe: Dictatorship in Germany: Hitler Foreign Policy

  • Hitler wanted to abolish the Treaty of Versailles
  • Hitler also aimed at stopping the spread of communism
  • He also wanted to provide Germans with Living Space (Lebensraum) by conquering as many countries […]
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President Hoover and the Great Depression

By |2025-02-12T08:57:06+02:00February 12th, 2025|Notes, O Level History Notes, Ordinary Level Notes|

Hebert Hoover the 31st President of the United States

ZIMSEC O Level History Notes: The United States of America (USA) 1920-1939: President Hoover and the Great Depression

  • He was the source of anger and dissatisfaction among citizens
  • They believed he had let them down even if they had believed in him

    • […]

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Types of Industrial Action

By |2025-02-12T09:14:39+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes|

ZIMSEC O Level Business Studies Notes: Managing Human Resources: Trade Unions: Types of Industrial Action

  • If and when there is a failure in negotiations and conflict resolution employees may resort to industrial action
  • Industrial action refers to steps that employees can take to force management to accept their demands
  • There are various types of industrial action:
  • Withdrawal of cooperation

    • […]

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Marketing:Introduction

By |2025-02-12T09:34:58+02:00February 12th, 2025|Notes, O Level Biology Notes, Ordinary Level Notes|

ZIMSEC O Level Business Studies Notes: Marketing:Introduction

  • Is the business/organisational function concerned with identifying, anticipating and satisfying consumer needs and wants at a profit
  • The marketing process involves market research to identify consumer needs and wants
  • Once these needs are identified the organisation then satisfied by creating/providing products at the best possible price thus attaining a profit
  • Marketing also […]
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Promotional Publicity

By |2025-02-12T09:10:38+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes|

ZIMSEC O Level Business Studies Notes: Marketing: Promotional Publicity

  • Is a type of promotion that relies mainly on press releases to the media
  • Although this often involves mass communication promotional publicity distinguishes itself from advertising in that the information is published for free
  • Thus this type of promotion that relies on public relations effect of a news story which […]
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Batch Production

By |2025-02-12T09:28:00+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes|

ZIMSEC O Level Business Studies Notes: Production: Batch Production

  • Is a method of production where products are made in batches
  • The products are made in groups rather than individually as in job production or in a continuous stream as in flow production
  • Each batch is completed before starting the next group of products
  • For example a shoe maker can […]
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Business Studies: Gearing ratios

By |2025-02-12T09:12:05+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes|

ZIMSEC O Level Business Studies Notes: Business Finance and Accounting: Ratio Analysis:Gearing ratios

  • Gearing refers to the extent to which a business’s assets are financed using debt capital versus equity capital
  • Remember the balance sheet equation:
  • Assets = Capital (Equity) + Liabilities (Debt)
  • What this means is that all assets are purchased using either equity or debt finance
  • Equity […]
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