January 2023

Exotic commercial forests

By |2022-09-15T12:35:12+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Pine tree forest. Image credit nyobain.com

ZIMSEC O Level Geography Notes: Natural Resources: Forestry in Zimbabwe: Exotic commercial forests

  • These are extensive forest areas planted with imported tree varieties like pine, wattle and eucalyptus.
  • These forests are mainly found in the Eastern Highlands where there was less competition with crop farming […]
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Uses of coniferous forests

By |2022-09-15T12:35:05+02:00January 24th, 2023|Notes, O Level Geography, Ordinary Level Notes|

Timber from coniferous trees. Image credit thecanadianencyclopedia.ca

ZIMSEC O Level Geography Notes: Natural Resources: Uses of coniferous forests

  • Coniferous forests have also suffered more or less the same fate as the rainforests.
  • The loss to deforestation has however, been limited by better management styles and their quick maturing characteristic.
  • Coniferous softwoods […]
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Natural Resources: Water pollution

By |2022-09-15T12:34:57+02:00January 24th, 2023|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 |2022-09-15T12:34:51+02:00January 24th, 2023|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 |2022-09-15T12:34:44+02:00January 24th, 2023|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 |2022-09-15T12:34:38+02:00January 24th, 2023|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 |2022-09-15T12:34:33+02:00January 24th, 2023|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 |2022-09-15T12:34:29+02:00January 24th, 2023|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 |2022-09-15T12:34:21+02:00January 24th, 2023|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 |2022-09-15T12:34:13+02:00January 24th, 2023|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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