Which of the following is not a proof of the earth's sphericity?
The circular horizon
deflection of winds
ship's visibilty
circumnavigation of the earth
Correct answer is B
The deflection of winds is an effect of the earth's rotation and it does not prove the earth's sphericity
Which of the following is not a measure of environmental control?
Preservation
Stabilization
Degradation
Afforestation
Correct answer is C
Degradation refers to the lowering of a fluvial surface, such as a floodplain or streambed, through erosional processes
pray on one another
harm one another
regulate one another
interact with one another
Correct answer is D
Interdependence with the ecosystem means the interaction which exist between the biotic and abiotic components of the ecosystem
Which of the following statements is right?
In West Africa, colonial masters encouraged plantation agriculture
In West Africa, plantation are on fertile lowlands
In East Africa, management of plantations is less efficient than in West Africa,
In East Africa, uniformity of climate has made for limited variety of crops
Correct answer is B
The only correct statement is that in West Africa, plantation are on fertile lowlands. All other statements are false
Which of the following important fruits is produced in North-West Africa?
Pineapples
Tangerines
Pears
Vine
Correct answer is B
Tangerines are produced in North-west Africa