Question 3886:

• WAEC 2016

All the following lead to the depletion of the ozone layer except

A. Volcanic eruptions
B. Bush burning
C. Combustion of coal and oil
D. Evapotranspiration

Question 3887:

• WAEC 2016

More hydro-electric power (H.E.P) projects should be constructed in developing countries because

A. There is abundant rainfall
B. There is ever increasing demand for power
C. Skilled labour is abundant
D. There are many waterfalls on their rivers

Question 3888:

• WAEC 2016

It is light in weight, a good conductor of electricity and used extensively in the manufacture of aircraft. This is a valid description of

A. Aluminum
B. Iron
C. Uranium
D. Silver

Question 3889:

• WAEC 2016

A village is characterized by

A. The presence of several refineries
B. Availability of tertiary health care facilities
C. Developed infrastructural facilities
D. Agriculture and other primary economic activities

Question 3890:

• WAEC 2016

(a) Write explanatory notes on any two of the following: (i) Population density; (ii) Birth rate; (iii) Optimum population.
(b) In what four ways can the problems of under population be solved?