
(ix) Which among the following features are produced by wave erosion?
A Geo, wave cut platform and stack
B Blow hole, sea arch and levee C Sea arch, beach and stump D Beach, spit and
bars.
E Tombolo, meander and cliff.
(x) If the scale of a map is 1:50,000, what will be the actual ground distance of a river with
18 cm on a map?
A 9 km B 2 km C 4 km
D 18 km E 1 km.
2. Match the process involved in the formation of rocks in List A with the type of rock in List B by
writing the letter of the corresponding response beside the item number in the answer booklet
provided.
List A List B
(i) Rocks formed when magma solidifies deep in the crust
and can be exposed on the surface by agents of erosion.
(ii) Rocks formed when molten magma cools and solidifies
inside the rocks of the earth or on the surface of the earth.
(iii) Rocks formed as results of deposition and compaction of
remains of dead plants and animals.
(iv) Rocks formed when different types of rocks are
subjected to great heat and pressure.
(v) Rocks formed when sediments are deposited either by
water, sind or ice.
A
B
C
D
E
F
G
Crystalline rocks
Igneous rocks
Organic sedimentary
rocks
Intrusive volcanic rocks
Extrusive volcanic rocks
Metamorphic rocks
Sedimentary rocks
3. (a) Define the following terms: (i) Distributaries.
(ii) Lagoon.
(iii) Levee.
(b) Delta is formed under different conditions. Outline three conditions necessary for its
SECTION B (27 Marks)
Answer all questions this section.
APPLICATION OF STATISTICS, INTRODUCTION TO RESEARCH AND
ELEMENTARY SURVEYING
4. Carefully study the following statistical graph showing coffee production (in tonnes) in Tanzania,
from 2011 to 2014 and answer the questions that follows:
(b) Analyse the five procedures involved in constructing such a statistical graph.
(c) Giving two points, comment on the differences in coffee production shown in the graph.
(d) Give three advantages of presenting data by using the type of graph described in 4(a).
5. (a) Give three differences between interview and observation.
(b) Outline four merits of library research.
6. Explain five importance of survey in daily life.
( a ) Describe the type of statistical graph used.
SECTION C (28 Marks)
Answer all questions in this section.
MAP READING AND PHOTOGRAPH INTERPRETATION
7. Study the map extract of Ilonga (Sheet 265/2) and answer the following questions:
(a) By using square method, determine the area North western of Luhombero river from grid
reference 570963 to 644034.
(b) With evidence from the map, name six symbols which have been used to interpret a given
map.
(c) Give the direction of Iputi to Ilonga.
(d) Describe the settlement pattern of the mapped are.
(e) Giving evidences, mention five possible economic activities which might take place in
the mapped area.