February 2025

Natural Resources: Water pollution

By |2025-02-12T09:25:05+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

ZIMSEC O Level Geography Notes: Natural Resources: Water: Water pollution

  • Water pollution is the contamination of water bodies for example lakes, rivers, oceans, aquifers and groundwater.
  • This form of environmental degradation occurs when pollutants are directly or indirectly discharged into water bodies without adequate treatment to remove harmful compounds.
  • Water pollution can also be defined as the […]
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Fishing in Malawi

By |2025-02-12T09:34:41+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Fishing in Malawi. Image credit originaltravel.co.uk

ZIMSEC O Level Geography Notes: Natural Resources: Fishing: Fishing in Malawi

  • Malawi is one of the most important inland fish producers in the SADC region.
  • Malawi has been given the responsibility to co-ordinate inland fisheries, forestry and wildlife within the SADC region.
  • Malawi’s fisheries include […]
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Ocean currents and the fishing industry

By |2025-02-12T09:11:44+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Ocean currents of the world. Image credit Pearson

ZIMSEC O Level Geography Notes: Natural Resources: Fishing:Ocean currents and the fishing industry

  • Ocean currents are important in the fishing industry as they affect the growth of plankton which provides fish food.
  • Warm ocean currents restrict the growth of plankton hence give rise […]
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The rise of Mussolini and the Fascists party

By |2025-02-12T09:34:13+02:00February 12th, 2025|Notes, O Level History Notes, Ordinary Level Notes|

A mugshot of young Benito Mussolini. Image credit blogspot.com

ZIMSEC O Level History Notes: Dictatorship in Europe: Dictatorship in Italy: Benito Mussolini: The rise of Mussolini and the Fascists party 

  • Benito Mussolini was born in 1883 at Dovia and his mother was a school teacher.
  • He was once a socialist […]
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Small scale energy sources: Wood stove

By |2025-02-12T09:45:48+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Wood stove. Image credit quadrafire.com

ZIMSEC O Level Geography Notes: Natural Resources: Energy:Small scale energy sources and plants:Wood stove

  • A wood stove is a heating appliance capable of burning wood fuel and wood-derived biomass fuel, such as wood pellets.
  • Wood stove are usually made using a combination of metal(iron) and bricks

    • […]

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Weimer Republic: Social Problems

By |2025-02-12T09:02:42+02:00February 12th, 2025|Notes, O Level History Notes, Ordinary Level Notes|

Soldiers trying to quell civil unrest in Weimer Republic 1920

ZIMSEC O Level History Notes: Dictatorship in Europe: Dictatorship in Germany: Social Problems

  • There were widespread national strikes
  • There were also serious food shortages
  • Unemployment rate was very high
  • Demobilized soldiers caused lawlessness (anarchy)
  • There was also general poverty
  • Hunger and […]
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Safety in the laboratory

By |2025-02-12T09:23:30+02:00February 12th, 2025|Notes, O Level Biology Notes, Ordinary Level Notes|

A typical Biology Laboratory. Image credit ad.edu

ZIMSEC O Level Biology Notes: Safety in the Laboratory

A: Eye Protection

 

  • Wear splash goggles all the time.

B: Clothing and Personal Items

  • Closed shoes must be worn during the entire time that you are in the laboratory to protect you from splashes of chemicals, broken glass, […]
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First Hundred days or the First New Deal

By |2025-02-12T08:58:02+02:00February 12th, 2025|Notes, O Level History Notes, Ordinary Level Notes|

People waiting outside a bank before the New Deal

ZIMSEC O Level History Notes: The United States of America (USA) 1920-1939: First Hundred days or the First New Deal

  • The Emergency Banking Act of 1933 saw the closure of all banks for checking by the government with 5000 trusted one reopening […]
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Human Resources Planning

By |2025-02-12T09:16:48+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: Human Resources Planning

  • Human resources planning-involves strategies relating to the acquiring/hiring, retention, utilization, improvement and retrenchment of employees within the organisation.
  • The process involves planning and anticipating the organisation’s human resources needs
  • For example on a farm there might be need for temporary/seasonal workers during harvest and […]
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Secondary and Primary Research

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

ZIMSEC O Level Business Studies Notes: Marketing: Secondary and Primary Research

  • Market research can be grouped into two:
  • Primary and
  • Secondary Research

Secondary Research

  • It involves the further investigation and analysis of data collected for another purpose or/and collected by someone else
  • It is also known as desk research
  • The data already exists at the time the research is conducted

    • […]

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