(a) Draw a map of Nigeria and on it, show the (i) Rivers Kaduna, Cross and Ogun (ii) Source area of each river in (a) (i) above (b) Describe any four charac...
Question 1 Report
(a) Draw a map of Nigeria and on it, show the
(i) Rivers Kaduna, Cross and Ogun
(ii) Source area of each river in (a) (i) above
(b) Describe any four characteristics of rivers in Nigeria
(c) In what four ways are rivers useful to the economy of Nigeria?
Answer Details
(a) Sketch map of Nigeria showing Rivers Kaduna, Cross and Ogun and their source areas
Key: ★ indicates the source area of each river. The rivers are shown by thick blue lines and labelled clearly.
(b) Characteristics of rivers in Nigeria
- Many rivers have rapids and waterfalls, especially in their upper courses where they flow across highlands.
- They have a seasonal regime: water level is high in the rainy season and low in the dry season.
- Most rivers are short and swift-flowing, particularly those flowing from the eastern highlands to the coast.
- Many have shallow channels and experience deposition, silting and the growth of water weeds in parts of their courses.
(c) Economic importance of rivers in Nigeria
- They provide water for irrigation, especially for dry-season farming.
- They are used for fishing and support fish processing and trade.
- Navigable sections provide water transport for people and goods.
- They provide sites for hydro-electric power generation, for example at Kainji, Jebba and Shiroro.
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