Q.1.
Where is the flow of the river fastest?
Q.2.
In which part of a river does solution occur?
Q.3.
Where in a river valley is lateral erosion dominant?
Q.4.
Which of the following correcty describes saltation?
Q.5.
Which of the following features is an erosional feature of the upper course of a river?
Q.6.
Hydraulic erosion is caused by:
Q.7.
By the time a river is in its lower course, there are no large boulders being carried along. Which of the following could be a reason for this?
Q.8.
In the introduction to this quiz, we mentioned the processes of abrasion and solution. Look at the following pairs of words. Which pair gives the alternative words that are used to describe the two processes in the order of abrasion and solution?
Q.9.
Which of the following is part of a waterfall?
Q.10.
Waterfalls are often created where there is a resistant band of rock that has softer, less resistant rocks above and below. The rocks below are eroded creating an overhang. From time to time the overhang will collapse and so the waterfall gradually move further and further upstream. This is called: