​(a) What are natural levees?

​(b) The diagrams below shows a section of a river. Use it to answer the questions that Follow.

​(i) At what stage development is this section of the river?

​ The map below shows the physical regions of Kenya. Use it to answer the questions that follow.

​a) i) Name the regions marked. X, Y and Z.

​ii) Give the major economic importance of each of the lakes marked S and T.

​Use the diagram below to answer question (a)

​a) i) What type of a delta is represented by the diagram?

​ii) Name the features marked E,F, and G.

​b) State two conditions necessary for the formation of a delta.

​a) State TWO factors that influence the rate of erosion by the river in its upper course.

​b) (i) Define river rejuvenation

​Name two features that result from river rejuvenation

​a) State four factors that determine the amount of surface run off .

​b) Describe three ways in which a river transports its load 

​c) Using a diagrams, describe the following drainage patterns
i) Dendritic 

ii) Trellis 

​iii) Centripetal 

​(a) State two factors which influence the  occurrence of surface run- off

(b) The diagram below shows a waterfall. Name the feature marked X, Y and Z

(a) (i) Apart from providing power state three other benefits of the dams along river Tana

(ii) State two problems that affect hydroelectric power production along river Tana

The diagram below shows river Mandera. Use it to answer question ( a)

(a) (i) Name the process that take place at each of the points marked P and Q. ​

(ii) Name the feature formed at the point marked R 

​​(a) describe how  a river erodes  its channels by the following  process.
(i) Hydraulic action
(ii) Abrasion

(a) Name two types of the coastal deltas

​(b) State two conditions that lead to deposition of silt at the mouth of a river

a) i) Name two sources of rivers. 

​ii) The diagram below shows the three stages of the long profile of a river.

(a) Differentiate between river rejuvenation and river capture.

(b) Give three features resulting from:

​(c) Explain the four ways through which a river transports its load.

​(a) (i) Outline two factors that influence the development of drainage patterns.

(ii) Outline five characteristics of a river in its youthful stage.

(b) Describe the following processes of river erosion:
(i) attrition; 
(ii) corrasion. 

(a) Give three characteristics of a river in its middle stage. 

​The diagram below shows a Bird’s foot delta. Use it to answer question (b).

​(b) Identify the features marked H and J.

Use the map below to answer questions a (i) and (ii)

a) Name
(i) The rivers marked E, F and G 

​(ii) The human-made lakes marked H and J.