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Alliance High School Geography Paper 1 Trial Examinations 2016 Question Paper

Alliance High School Geography Paper 1 Trial Examinations 2016

Course:Geography

Exam Year:2016

ALLIANCE HIGH SCHOOL
TRIAL EXAMINATIONS FORM 4
Geography Paper 1

SECTION A (25 MARKS)
1. a) What is an isohyet?
b) Give two elements of the weather measured from a Stevenson''s screen.
2. a) What is natural vegetation?
(b) State three characteristics of the Mediterranean type of vegetation.
3. (a) Name three types of coral reefs.
(b) Give two benefits of coral reefs in the areas they have developed.
4. (a) State two sources of lake water
(b.) Give the types of lakes, formed due to the following processes:
(i) Wave deposition,
(ii) Wind erosion,
(iii) Vulcanicity.
5. (a) Explain how climate influences weathering.
(b) Describe hydration as a chemical weathering process.

SECTION B
Answer question 6 and any other TWO questions.
6. Use the Migwani map provided to answer the questions that follow.
a) (i) What is the vertical interval of the area covered by the map? (1 mk)
(ii) Convert the map scale into a statement scale. (2 mks)
(iii) Identify the province and district where Migwani is located. (2mks)
(iv) Using the marginal information, give the magnetic variation of the area when the map extract was drawn.(2 mks)
b) (i) Measure the distance of the pipeline from the point where it crosses Ikoo river to the southern edge of the map. Give your answer in km. (2 mks)
(ii) Calculate the area enclosed by river Vinda, south of Northing 67 and east of main track to usiani school. Give your answer in square km. (2mks)
c) (i) Using a scale of l cm to represent 50m, draw a cross section along Northing 72 from grid reference 050720 to the eastern edge of the map.
(ii) On the cross section, mark and name:
• A dry weather road,
• Mui River.
• A track. (3 mks)
(iii) Determine whether the two points are intervisible. (1 mk)
d) Describe the relief of the area drained by river Ikoo.(5 mks)
e) Explain two reasons why the settlement of the area covered by the map favours provision of services. ( 4 mks)
7. (a) Name three sources of underground water. (3 mks)
(b) Explain how the following factors influence the existence of underground water:
(i) Slope. (2mks)
(ii) Vegetation. (2mks)
(iii) Nature of the rocks. (2mks)
(c) With the aid of a well labelled diagram, describe the formation of an artesian well (6mks)
(d) Students from Kwale high school carried out a field study on a coast limestone region.
(i) List down four features associated with carbonation below the surface that they may have identified during the study. (4mks)
(ii) Give three challenges they may have encountered during the study (3mks)
(iii) Give three uses of the region that the students may have identified during the study (3mks)
8. (a) (i) Differentiate faulting and folding. (2 mks)
(ii) State three causes of earth movement. (5 mks)
(b) Describe the plate tectonic theory. (5 mks)
(c) Name three features associated with faulting in Kenya. ( 5 mks)
(d) (i)Draw a well labelled structure of a fold (4 mks)
(ii) State five significance of folding to human activities. (5 mks)
9. a) (i) Define rock metamorphism. (2 mks)
(ii) Describe three ways in which rock metamorphism occurs. (6 mks)
(b) Describe how intrusive igneous rocks are formed.
c) (i) Give three examples of chemically formed sedimentary rocks.
(ii) Outline four ways in which rocks influence the physical environment. (4 mks)
d) Students of a school in Kitale carried out a field study on rocks in the area near their school
(i) Give three reasons why they prepared a route map. (3 mks)
(ii) Give two advantages they considered before selecting interviewing as a method of data collection. (2 mks)
(iii) State two advices they could have given the local people. (2 mks)
10. (a) (i) What is a river regime? (2 mks)
(ii) Draw a well - labelled diagram to represent a marine deIta. (5 mks)
(b) (i) Differentiate between a river tributary and a distributary. (2 mks)
(ii) State four factors which influence river deposition. (4 mks)
(iii) Describe three ways by which a river transport its load. (6 mks)
(c) Some students carried out a field study on river erosion in the mature stage of a river.
(i) Identify two features that they identified during the study. (2 mks)
(ii) In which four ways did they prepare the information they collected for presentation?( 4 mks)

Alliance High School Geography Paper 1 Trial Examinations 2016 Question Paper

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