The major crop grown in the El juf Basin of Mali is
Cotton
cashew
cocoa
coffee
Correct answer is A
Agriculture is the dominant economic sector in the country of Mali. In El-Djoul basin, cotton production is very commonly practiced
at right angle to the prevailing wind
in the same direction as the prevailing winds
in the same direction as the prevailing winds
in a circular direction
Correct answer is A
A barchan is a cresentic or moon-shaped structure. A barchan is formed when an obstacle like rocks impedes or prevents the movement of wind
The sun is vertically overhead at the tropic of Caprison in
September 23rd
March 21st
June 21st
December 22nd
Correct answer is D
On December 22nd, the sun is overhead at the Tropic of Capricon, resulting in December winter solstice which means that the southern hemisphere will have its longest day and shortest night
The land-use activities which can be considered responsible for soil erosion in the tropics are
irrigation, terrace farming and crop rotation
mining, bush fallowing and market gardening
industrialization, monoculture and lumbering
bush fallowing, overgrazing and monoculture
Correct answer is C
Industrial activities such as production, construction etc, monoculture and lumbering are responsible for erosion in the tropics
The instrument used to measure the duration of sunshine is the
campbell-stokes recorder
cup-anemometer
aneroid barometer
aneroid barometer
Correct answer is A
The direction of sunshine is measured using either campbell-stokes recorder or modern sunshine sensor.