The groups of hardwoods that are suitable for railway sle...
The groups of hardwoods that are suitable for railway sleepers in Nigeria is?
gmelina, teak and spruce
obeche, mahogany and pine
pine, fir and mahogany
mahogany, obeche and iroko
Correct answer is D
No explanation has been provided for this answer.
Plung pool is a feature of ...
The duration of sunshine is measured by the? ...
A hard, shiny and carbon-rich organic rock that burns smokelessly is? ...
Which of the following group of countries constitutes the Chad Basin Commission? ...
The feature marked X in the diagram is a ...
The feature is a product of ...
The agricultural products associated with the shaded areas are ...
Which of the following is not a way of conserving natural resources? ...