Volcanoes that have not erupted for a very long time but may erupt at future time are termed as

• A. extrusive
• B. dormant
• C. intrusive
• D. active

In which of the the following countries is land reclaimed from the sea intensively used for cultivation?

• A. Begium
• B. England
• C. Finland
• D. Holland

Oil production has made much impact on the development of?

• A. Gabon
• B. libya
• C. Algeria
• D. Ghana

The part labelled X in the soil profile above is known as

• A. top soil
• B. sub soil
• C. parent materials
• D. bedrock

Heavy rainfalls are often associated with

• A. cirrus clouds
• B. cumulonimbus clouds
• C. nimbostratus clouds
• D. alto-stratus clouds

A plateau that is enclosed by two fold mountains is called

• A. an intermont plateau
• B. a lava plateau
• C. a volcanic plateau
• D. a dissected plateau

Through which of the following sea routes is Nigerian crude oil transported to European sets? The

• A. Panama Canal
• B. North Altanic route
• C. Cape Atlantic route
• D. South Atlantic route

Africa has the largest potential reserve of hydro-electric power in the world because

• A. it is surrounded by large oceans
• B. many of the areas are not accessible
• C. it has copious rainfall and many water falls
• D. Africans have not developed the use of hydro-electric

The concept of environmental balance can be taken to mean that an alteration in one of the components of the ecosystem may likely result in the

• A. minimisation of the processes within the system
• B. reversal of the processes within the system
• C. acceleration of the processes within the system
• D. stabilization of the processes within the system

Study the map extract on a scale of 1:50,000 and answer the following questions:

(a) Draw an outline of the area to a scale of 1:150,000

(b) On your outline, mark and name:

(i) a nodal settlement;

(ii) one secondary road;

(iii) the trigonometrical station northwest of Kaiama.

(c) Calculate the full length of River Gbesha in the north eastern part of the map from point X

(d) Identify: (i) two land use types in the mapped area;

(ii) three social amenities in Kaiama.