Gen 4
Kenya Certificate of Secondary Education 2023
MAY . 2023 - 2HRS 45MINS
TIGOI GIRLS FORM THREE EXAM ONE TERM 2
NAME:………………………………………… ADMN NO:………………….
CANDIDATES SIGNATURE:………………… DATE:…………… CLASS:…………….
- Write your Name, Admn no. and class in the spaces provided.
- Sign and write the date of examination in the spaces provided.
- This paper consists of two sections A and B
- Answer all questions in section A.
- Answer question 6 and any other two questions from section B.
| Section | Questions | Maximum Score | Candidates score |
| A | 1-5 | 25 | |
| B | 6 | 25 | |
| 25 | |||
| 25 | |||
| TOTAL SCORES | |||
SECTION A. ANSWER ALL QUESTIONS IN THIS SECTION
- What is weathering (2mks)
- Give three factors that influence the rate of weathering (3mks)
- Give two processes of rapid mass movement (2mks)
- State three indicators of occurrence of soil creep in an area (3mks)
- Name two mountains in East Africa which are ice capped (2mks)
- Identify three ways in which ice moves (3mks)
- State five conditions that lead to deposition of silt at the mouth of a river (5mks)
SECTION B : ANSWER QUESTION 6 AND ANY OTHER TWO QUESTIONS
- Study the map of Kisumu East 1:50,000 (116/2) provided and answer Questions that follow
- Give the sheet title (2mks)
- Give the longitudinal extent of the area covered by the map (2mks)
- Identify two methods used to show relief on the map (2mks)
- Calculate the area of Kisumu town .Give your answer in Km2 (2mks)
- Name three human made features in the grid 0383 (3mks)
- Describe the drainage of the area covered by the map (5mks)
- Citing evidence from the map explain three economic activities (6mks)
- Name three social functions of Kisumu town (3mks)
- Name three types of river erosion (3mks)
- Describe each of the following processes of rive erosion
- Abrasion ( 4mks)
- Solution ( 3mks)
- Describe the characteristics of the upper stage of a river (6mks)
- What is river rejuvenation (2mks)
- Give four causes of river rejuvenation (4mks)
- Identify three features that result from river rejuvenation (3mks)
- Describe how ice is formed on a high mountain (3mks)
- Apart from a valley glacier, name two types of ice masses found on mountains in East Africa (2mks)
- Describe the distinctive characteristics of the following features resulting from glacial erosion
- A corrie (3mks)
- A pyramidal peak (3mks)
- A fiord/fjord (3mks)
- Name features marked M,N and P (3mks)
- Describe the process through which a crag and tail is formed (4mks)
- Name three major deserts in Africa (3mks)
- State three reasons why wind is the dominant agent of erosion in arid areas (3mks)
- Explain the following processes of wind erosion
- Abrasion (2mks)
- Attrition (2mks)
- Deflation (2mks)
- Using diagrams, describe the formation of rock pedestals ( 8mks)
- State the significance of desert features to human activities (5mks)
- The diagram below represents underground features in a limestone area. Use it to answer question (a)
- Name the features marked X,V and W (3mks)
- Describe how the feature marked Y is formed (6mks)
- What is an artesian basin (2mks)
- Explain three factors which influence the formation of features in limestone areas (6mks)
- Give three reasons why there are few settlements in Karst landscapes (3mks)
- You are supposed to carry out a field study of an area eroded by water
- Give three reasons why you would need a map of the area of study (3mks)
- Name two erosional features you are likely to identify during the field study ( 2mks)
