Study the map of Nyeri (East Africa 1:50,000) to answer questions that follow.
(a) (i) what is the sheet number of the map extract. (1 mark)
120/
(ii) Give the longitudinal extent of the area covered by the map extract. (1 mark)
From 36°45’E to 37°00’E
(b) (i) Give two reasons which show that the area receives high rainfall. (2 marks)
- Presence of forests
- Coffee production
- Presence of many permanent rivers/streams (Any 2x1mk =2mks)
(ii Name two physical features found in the grid square 6246(2 marks)
- River valley
- Steep slope
- spurs
(c) Draw a rectangle 4 cm by 6 cm to represent the area north of Northing 60 and between Eastings 64 and 68. On it mark and label
- River Amboni(Honi)
- Road B5
- Mweiga township (5 marks)
(d) Describe the drainage of the area covered by the map (4 marks)
- There are many permanent rivers
- The main drainage pattern is dendritic
- There are water holes
- There are many dams
- The main rivers are Amboni, Muringato,Chanya
- Most rivers are flowing from west to east (Any 4x1mk = 4mks)
(e) Students of Njogu-ini school wanted to do a field study on vegetation on the area covered by the map.
Identify two means of transport they are likely to use. ( 2 marks)
- Roads
- water
Name three types of vegetation they are likely to identify (3 marks)
- Bamboo
- Scrub
- Thicket
- Forest
- Woodland (Any 3x1mk = 3mks)
State three preparations they could make. (3 marks)
- conduct pre-visit/ reconnaissance
- Draw a route map
- Prepare working schedule
- Seek permission from school management
- Gather all the necessary tools
Identify two problems they are likely to encounter. (2 marks)
- Difficult to access some areas due to thick vegetation (2mks)
- They might be scared/attacked by dangerous wild animals in the thickets
- Heavy downpour which might have interrupted the field study
- Fatigue
- Accidents from falls
- Uncooperative respondents
- Unable to identify some vegetation (Any 2x1mk = 2mks)
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