Neco 2020 Geography Question 18

Practice objective / multiple choice question 18 from the 2020 Neco Geography examination.

Neco 2020 Geography Objective / Multiple Choice Medium Difficulty

Question 18 NECO • 2020 • GEOGRAPHY • objective

A river falls from an elevation of 800 m at its source to 200 m at its mouth, covering a straight‑line distance of 120 km. (a) Calculate the average gradient of the river in metres per kilometre. (b) A particular 30 km stretch of the river drops 180 m. Determine its gradient and state whether this stretch is likely to contain rapids, given that a gradient greater than 5 m/km usually produces rapids.

A. 4 m\/km; No

Correct Answer B. 5 m/km; Yes

C. 6 m\/km; No

D. 5 m\/km; No

Correct Answer

Correct Option:

5 m/km; Yes

This is Neco 2020 Geography Question 18. It is one of the objective questions from the 2020 Neco Geography examination.

Difficulty level: Medium .

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