A sedimentary rock formed only in seas and oceans in warm tropical and subtropical environments is

A. shale

B. limestone

C. sandstone

D. mudstone

Exfoliation and rock disintegration are weathering processes only found in the

A. tundra region

B. savannah region

C. desert region

D. mediterranean region

An area of the world that is likely to have 24-hour sunshine on July 15 of any year is the

A. Horse latitudes

B. Southern polar area

C. Equatorial area

D. Northern polar area

Where winds are onshore, warm ocean currents will bring a type of condition to the coastland that is

A. cool and dry

B. warm and wet

C. cold and wet

D. hot and dry

The speed of the wind is usually measured by

A. an anemometer

B. a speedometer

C. an arrow

D. a wind vane

Acid lava is rich in

A. magnesium

B. aluminium

C. silica

D. silver

The live commentary of a football match which started at 4:00pm at a place on longitude 15°E will be received by a listener in a town on longitude 160°W at

A. 6:20am same day

B. 4:20am same day

C. 1:40am next day

D. 3:40am next day

During winter, the Eskimos live in

A. tents

B. tunnels

C. caves

D. igloos

Johannesburg, Jos and Galhivare are similar in that they all

A. act as nodal towns

B. have population of over a million

C. grew because of the presence of minerals

D. act as commercial centres

The shaduf method of irrigation was first practiced in

A. Egypt

B. Ghana

C. Sudan

D. Niger