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Geography Past Questions and Answers

Jamb Geography Questions

Question 286:

Which of the following statements bests describes the weathering process known as exfoliation?

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A The chemical alteration of rock minerals on taking in water
B The peeling away of rocks in thin layers acid
C The dissolution of basic minerals by carbonic acid
D The addition of oxygen to mineral elements to form oxides
E The disintegration of foliated rocks

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Question 287:

Which of the instruments is used in measuring wind speed?

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A Wind vane
B Barometer
C Cup anamometer
D Hygrometer
E Speedometer

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Question 288:

Which of the following features is NOT commonly associated with a river at the floodplain stage?

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A Ox-bow lakes
B Meanders
C Levees
D Knickpoint
E Braided channel

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Question 289:

The 'Mediterranean type' of climate refers to?

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A Short wet summer, dry winter, mean temperature above 20Â°C and precipitation about 1,000 mm per year
B Wet winter, dry summer, temperature varies from about 6°C in winter to about 20°C in summer and precipitation ranges between 700 and 1,000mm per year
C Short wet summer, prolonged dry winter and percipitation is about 500 mm per year
D Dry and wet climate; temperature around 20Â°C and percipitation ranges between 1,000 and 2,000 mm per year
E Precipitation all the year round (about1,000 mm per year) with a peak in with warm summer (20-26Â°C) and mild winter (6-10Â°C)

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Question 290:

A river deposits its load of sediment if the?

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A Quantity of water in the river increases
B River flows from a mountain area onto a plain
C River enters a gorge
D Velocity of the river increases
E River approaches as waterfall

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