GEOGRAPHY TOPICAL QUESTIONS AND ANSWERS
Students from Gede secondary school went out for a field study on Coastal landforms.
(i) State THREE objectives for their study. (3mks)
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Give THREE preparations they made for their study. (3mks)
Identify TWO methods they might have used to collect information before the actual field study3/7/2023 Identify TWO methods they might have used to collect information before the actual field study. (2mks)
What is soil? (2mks)
Naturally occurring thin layer of loose unconsolidated materials that overlies crustal rocks and on which plants grow. Name THREE components of soil. (3mks)
Describe how the following factors influence the formation of soil.
Topography (3mks)
Nature of the parent rock. (3mks)
Define soil profile. (2mks)
This is the vertical arrangement of soil in layers/horizons from the earth’s surface to the bedrock. The diagram below represents a fully- developed soil profile. State the characteristics of horizon A. (4mks)
Explain FOUR ways in which farming practices may lead to loss of soil fertility. (8mks)
What are igneous rocks ? (2 marks)
Give two examples of organically formed sedimentary rocks. (2 marks)
Name two types of faults associated with compressional forces. (2 marks)
State three characteristics of the Gregory Rift valley of Kenya. (3 marks)
State three reasons why some mountain tops have no vegetation. (3 marks)
The diagram below shows some karst underground features. Use it to answer question (a).(a) Name the features marked X, Y and Z. (3 marks)
State three conditions necessary for the development of a karst landscape. (3 marks)
What is soil degeneration? (2 marks)
Soil degeneration is the decline in the usefulness of soil due to environmental factors and human activities. State three factors that determine soil colour. (3 marks)
Study the map of Kijabe (1:50,000 sheet 134/3) provided and use it to answer the following questions. (a) (i) What type of map is Kijabe? (1 mark) Topographical (ii) Give the position of Kijabe railway station by latitude and Longitude. (2 marks) (0055’ South, 36^0 35’ East) or Latitude 0055’ South. Longitude 36^0 35’ East (iii) Identify two human made features at grid square 2693. (2 marks)
3796 (ii) Citing evidence from the map, give three social services offered in the area covered by the map. (3 marks)
(ii) On the cross section, mark and name:
(iii) Calculate the vertical exaggeration of the cross section. (2 marks)Differentiate between equinox and solstice. (2 marks)
Equinox refers to the time of the year when the sun is overhead at noon at the equator while solstice refers to the time of the year when the sun is overhead at the tropics of Cancer and Capricorn Describe how a solar eclipse occurs (4 marks)
State the characteristics of the earth’s core. (5 marks)
Explain two reasons for the shape of the earth. (4 marks)
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