JAMB Geography Past Questions & Answers - Page 62

306.

A well will always contain water if its dug_________

A.

Below the Earth's basin

B.

To reach sand bearing water

C.

Above the water table

D.

Below the water table

Correct answer is B

The sans bearing water or the acquifier is a body of permeable rock which can contain or transmit water. The body (acquifier) is generally a rock with permeability and porosity. They can hold water and provide sufficient rate. If a well is drilled, one does not always get water unless the acquifier is reached

307.

Latitude 66 and half marks the____________

A.

antarctic circle

B.

arctic circle

C.

tropic of cancer

D.

tropic of capricorn

Correct answer is A

Latitude is an angle which ranges from 0° at the Equator to 90° (North or South) at the poles. Lines of constant latitude, or parallels, run east–west as circles parallel to the equator.

308.

All the following are examples of intrusive volcanic features except____________

A.

dykes

B.

sills

C.

laccolith

D.

lava plateaux

Correct answer is D

Intrusive vulcanicity involves the solidification of molten magma within the earth's crust

309.

The plains formed when the slopes of mountains are worn back in arid and semi-arid regions my mechanical weathering is called_______

A.

Alluvial plains

B.

Outwash plains

C.

Pediplains

D.

Savanna plains

Correct answer is C

A plain is a flat, sweeping landmass that generally does not change much in elevation. Plains occur as lowlands along the bottoms of valleys or on the doorsteps of mountains, as coastal plains, and as plateaus or uplands.

310.

The lack of access to food in some parts of the world emanates from

A.

Educational inequality

B.

Poor transport system

C.

Economic inequality

D.

Low development of natural resources

Correct answer is B

No explanation has been provided for this answer.