February 2025

Fishing in Lake Kariba

By |2025-02-12T09:07:45+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Sun drying fish on Lake Kariba. Image credit yahoo.com

ZIMSEC O Level Geography Notes: Natural Resources: Fishing:Lake Kariba

  • It was constructed on the Kariba gorge between 1955 and 1959.
  • The dam has produced a lake with a surface area of 5 364 km2.
  • Commercial fishing on Lake Kariba begun in 1962.

    • […]

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Solutions for sustaining the world’s fisheries

By |2025-02-12T09:20:59+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Swimming fish. Image credit National Geographic

ZIMSEC O Level Geography Notes: Natural Resources: Fishing:Solutions for sustaining the world’s fisheries

  • Increasing fishing disputes have pressured the United Nations into action.
  • Through the Third United Nations Conference on the law of the Sea of 1974, the UN established a 200 nautical mile zone […]
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Mussolini’s Domestic Policy and Achievements

By |2025-02-12T09:39:36+02:00February 12th, 2025|Notes, O Level History Notes, Ordinary Level Notes|

Mussolini giving a speech.

ZIMSEC O Level History Notes: Dictatorship in Europe: Dictatorship in Italy: Benito Mussolini: Mussolini’s Domestic Policy and Achievements

One of Mussolini’s major aim was economic self-sufficiency with policies like the battle for grain, the battle for babies and the battle of the LIRA.

Battle of Grain

  • Mussolini encourage […]
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Advantages and Disadvantages of Solar energy

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

Solar Power Plant. Image credit sma-america.com

ZIMSEC O Level Geography Notes: Natural Resources: Energy:Advantages and Disadvantages of Solar energy

 Advantages

  • Renewable energy source.
  • Plentiful and inexhaustible.
  • Very clean.
  • Relatively cheap.
  • Can power vehicles.
  • Suitable even in remote areas.
  • High energy output.
  • No pollutions associated with it.

Disadvantages

  • Expensive for poor rural communities.
  • Affected […]
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Hitler’s Political Policies

By |2025-02-12T09:04:31+02:00February 12th, 2025|Notes, O Level History Notes, Ordinary Level Notes|

Herman Goering leader of Geheime Staatspolizei (Gestapo)

ZIMSEC O Level History Notes: Dictatorship in Europe: Dictatorship in Germany: Political Policies

  • Germany became a police state and they enforced Nazi policies
  • Political parties were banned
  • The state police known as the Gestapo (Germany for Secret State) was responsible for law enforcement
  • Genuine […]
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Biology Notes: Water and its properties: Density and heat fusion

By |2025-02-12T09:45:59+02:00February 12th, 2025|Notes, O Level Biology Notes, Ordinary Level Notes|

ZIMSEC O Level Biology Notes:Properties and Biological significance of water

Property: High heat of fusion

  • This is a measure of the heat energy required to melt a solid (ice).
  • Liquid water must lose a large amount of heat energy to freeze.

Biological role

  • Contents of cells and their environment are therefore less likely to freeze.
  • This is an advantage for bodies of […]
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Trade Unions and Businesses: Introduction

By |2025-02-12T09:10:09+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes|

ZIMSEC O Level Business Studies Notes: Managing Human Resources: Trade Unions and Businesses: Introduction

  • these are organisations of employees who have come together for a common purpose
  • trade unions are formed by employees with a shared interest
  • The main function of trade unions is collective bargaining on behalf of employees
  • Collective bargaining refers to the process of negotiation between employers(management)
  • and […]
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On the job training methods

By |2025-02-12T09:29:43+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes|

ZIMSEC O Level Business Studies Notes: Managing Human Resources: Human Resources Management: On the job training methods

  • this is when instruction and training is provided during the work itself
  • There are a number of on the job training methods:
  • Demonstration-a practical exhibition and explanation of how something works or is performed
  • Coaching-involves focusing on the individual trainee’s needs, observing […]
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Promotion:Introduction

By |2025-02-12T09:07:22+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes|

ZIMSEC O Level Business Studies Notes: Marketing: Promotion

  • Organizations come up with promotional strategies to communicate with customers or clients
  • Promotional strategy- the choice of a target market and formulation of the most appropriate promotion mix to influence it.
  • Promotion refers to the organisational function concerned with the advancement of a product, idea, or point of view through publicity […]
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Factors to consider when choosing a distribution channel

By |2025-02-12T09:23:17+02:00February 12th, 2025|Notes, O Level Business Studies Notes, Ordinary Level Notes|

ZIMSEC O Level Business Studies Notes: Marketing: Factors to consider when choosing a distribution channel

  • As pointed out elsewhere business have to choose from a number of distribution channels
  • In instance the business has to consider several factors when deciding on the most appropriate channel to use
  • These factors include:

The nature of the product

  • for example industrial products are […]
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