Waec Geography 1997 Past Questions and Answers

Question 11:

• WAEC 1997

In which of the following best explains the decrease in temperature with height within the lower layers of the atmosphere?

A. The air receives its heat directly from the sun's rays
B. The earth is the main source of the heat given up to the air
C. An increases in height is associated with increase in rainfall
D. There are always water particies in the air at high altitudes
E. There is little mixing of air at higher altitudes

Question 12:

• WAEC 1997

In which of the following do fishes thrive best?

A. Ocean deeps
B. Continebtal shelf
C. Deep sea plains
D. Continental slopes
E. Ocean trenches

Question 13:

• WAEC 1997

The mean annual range of temperature of a place is obtained by

A. Adding the monthly mean temperatures for one year and dividing them by 12
B. Adding the lowest temperature for one year to the highest for the year
C. Subtracting the lowest mean daily temperature from the highest mean daily temperature for the year
D. Adding the mean daily temperatures for one year and dividing by 365
E. Subtracting the lowest mean monthly temperature from the highest mean monthly temperature for the year

Question 14:

• WAEC 1997

The energy received from the sun at a particular place is called

A. Insolation
B. Convection
C. Conduction
D. Heat wave
E. Advection

Question 15:

• WAEC 1997

A radiation fog is likely to develop when there is

A. Gradual gain in heat by radiation on clear, clam nights
B. Rapid gain of humidity by insolation on calm days
C. Rapid loss of heat by radiation on clear, calm nights
D. Rapid gain of heat by radiation on clear calm days
E. Gradual loss of humidity by evaporation on calm days