Match the statements below to the diagrams of fluvial features labelled A, B, C and D in FIGURE 2.2 - NSC Geography - Question 2 - 2017 - Paper 1
Question 2
Match the statements below to the diagrams of fluvial features labelled A, B, C and D in FIGURE 2.2.
2.2.1 The river may result in the formation of oxbow lakes.
2.... show full transcript
Worked Solution & Example Answer:Match the statements below to the diagrams of fluvial features labelled A, B, C and D in FIGURE 2.2 - NSC Geography - Question 2 - 2017 - Paper 1
Step 1
2.2.1 The river may result in the formation of oxbow lakes.
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Answer
A. This feature is typically associated with meandering rivers that form oxbow lakes as a result of erosion and deposition processes.
Step 2
2.2.2 Vertical erosion is dominant in this diagram.
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B. This diagram represents a river in its upper course, where vertical erosion predominates due to a steep gradient.
Step 3
2.2.3 The river shows mainly a well-developed meandering stream channel pattern.
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C. This is characteristic of a river in its middle course, where the flow slows and meandering occurs.
Step 4
2.2.4 The river deposits silt on the river bed forming a braided stream pattern.
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D. A braided stream pattern indicates deposition areas where sediment is deposited forming multiple channels.
Step 5
2.2.5 River deposition occurs in the shape of a fan.
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D. Fan-shaped deposits occur when a river slows and spreads out, commonly found at the river's delta.
Step 6
2.2.6 The river is rejuvenating itself.
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A. Rejuvenation occurs when the river returns to a steeper gradient, which leads to increased erosion.
Step 7
2.2.7 The river is in its upper course.
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A. The characteristics of the river in this position include steep gradients and v-shaped valleys.
