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Geography 1991 WAEC Past Questions

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16
The environmental lapse rate is best described as
  • A. a decrease in air temperature by 0. 65 0C per 1000m of ascent in the atmosphere
  • B. the rate of temperature changes within the stratosphere
  • C. a fall in air temperature by 6.50
  • D. a decrease of air temperature by 6.50
  • E. a fall in air temperature by 0.60
View Answer & Discuss WAEC 1991
17
Water pollution is caused by all the following except
  • A. increased silt load
  • B. sand filling
  • C. sewage disposal
  • D. industrial effluent
  • E. mineral workings
View Answer & Discuss WAEC 1991
18
Which of the factors least affects distribution of vegetation?
  • A. Man
  • B. Rainfaill
  • C. Wind
  • D. Soil
  • E. Temperature
View Answer & Discuss WAEC 1991
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19
Which of the following environmental hazards has been paired with the wrong factor?
  • A. Coastal erosion and wave action
  • B. Drought and climate
  • C. Floods and human factor only
  • D. Deforestation and human factor only
  • E. Soil erosion and physical/human factors
View Answer & Discuss WAEC 1991
20
Which of the following does not intervene in the natural environment?
  • A. Construction works
  • B. Pollution
  • C. Harmattan
  • D. Land reclamation
  • E. Farming
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