africa geography quiz questions and answers

Glaciated valleys have good pastures that favour transhumance in some countries.

Some boulder clay plains, outwash plains and old glacial lake beds have very rich deposits that favour crop farming.

Some minerals may be buried deep underneath the moraine making it difficult /expensive to mine.

Ice sheets in their scouring effects reduce lands surface and depth to expose mineral seams which become easy to mine.

When the sea level did rise, the entire glacial trough was submerged up to far inland forming an inlet called a fiord/fjord.Įxplain how glaciation influences the following features influence human activities.

When ice melted, a wide, flat bottomed valley with steep sides called a glacial trough was formed.

The eroded materials were deposited towards the sea side.

Plucking process straightened and widened the river valley while abrasion greatly deepened it.The former interlocking spurs were trimmed through plucking and abrasion forming truncated spurs.The river valley was eroded through plucking and abrasion.The entire river valley was covered with ice during the period of glaciation.The river valley had well developed interlocking spurs.Initially, there existed a river valley in a mountainous region near the sea.(ii) Outline three factors that cause glacial deposition in lowlands. (a) (i) Name the parts marked P, Q R and S.

Africa geography quiz questions and answers