Urban Heat Islands
Urban Heat Island. The diagram shows typical temperature differences between an Urban area and the adjacent rural area. Image via Pixshark.
ZIMSEC O Level Geography Notes: Urban Heat Islands.
- Due […]
January 2023
End products of photosynthesis and their fate
Image credit arboday.org ZIMSEC O Level Combined Science Notes: End products of photosynthesis and their fate
- Green leaves manufacture starch or sugar during the photosynthesis process
- Oxygen is also given out.
- The oxygen passes out of the leaves by the process of diffusion.
- It diffuses into the surrounding air.
- There are microscopic […]
Answering Register Questions
If it all makes you head ache, don’t despair we will hand-hold you through what the examiners want and need. Answering Register Questions
It might seem trite to say this but the […]
Email and Internet
Gmail app. Image credit play.google.com ZIMSEC O Level Commerce Notes: Communication: Email and Internet
Electronic Mail (Email)
- Is the communication of information:
- using a computer.
- Via a telephone circuit.
- The information is sent from one computer to another.
- From one computer to several computers at the same time.
- It uses modems.
- Each subscriber […]
Functions of the Zimbabwe International Trade Fair ( ZITF)and Export Processing Zones Authority (EPZA)
ZITF exhibition. Image credit radiodialogue.com ZIMSEC O Level Commerce Notes: Functions of the Zimbabwe International Trade Fair ( ZITF)and Export Processing Zones Authority (EPZA)
Functions of the Zimbabwe International Trade Fair ( ZITF)
- The fair is advertised extensively both locally and internationally.
- Facilitates trade between Zimbabwean and Foreign companies.
- Enables local and […]
Drainage Patterns
Image credit fanshare.com ZIMSEC O Level Geography Notes: Drainage Patterns.
- Drainage pattern is a term that refers to the way in which a river and its tributaries arrange themselves in the drainage basin.
- The drainage pattern evolves over a long period of time and is affected by such factors […]
Cellphone
Examples of modern day cellphones. Image credit egadget.com ZIMSEC O Level Commerce Notes: Communication: Cellphone
Cellular telephone.
- Used when speed is required.
- Allows dialogue.
- Subscriber can dial or receive calls from another subscriber or telephone subscribers
- Can receive multiple calls at the same time by putting them […]
Functions of of Zim-Trade ( Government promotion of foreign trade)
Zim-Trade expo. Image credit europa.eu ZIMSEC O Level Commerce Notes: Functions of of Zim-Trade ( Government promotion of foreign trade)
Function of Zim-Trade ( Government promotion of foreign trade)
- Carries out market research in other countries to ascertain whether or not to export to those countries.
- Examines and […]
Ox-bow lakes
Ox-bow lake. Image credit airphotona.com ZIMSEC O Level Geography Notes: Ox-bow lakes
- An oxbow lake is a U-shaped body of water that forms when a wide meander from the main stem of a river is cut off, creating a free-standing body of water.
- This landform is […]
Other types of warehouses
Goods in a removals warehouse. Image credit office-removals.co.uk ZIMSEC O Level Commerce Notes: Warehousing: Other types of Warehouses
Distribution warehouse
- They are used by manufacturers who cannot afford to have their own warehouse to store goods such as clothes and electrical appliances.
- They are used […]