PAPER CODE: 532/1
MOCK REF: PLE-192383
Uganda National Examinations Board
Primary Leaving Examination (Standard Science Mock)
INTEGRATED SCIENCE
TIME: 2h 15m
MARKS: 35
★ CANDIDATE QUESTION PAPER ★
Instructions to Candidates:
- This paper consists of two sections: Section A and Section B.
- Section A has 15 questions (15 marks). Section B has 5 questions (20 marks).
- Answer all questions in both sections. All answers must be written in the spaces provided on this question paper.
- All answers must be written in blue or black ballpoint pen. Diagrams should be drawn in pencil.
- Unnecessary crossing of work and illegible handwriting may lead to loss of marks.
Section A: (Questions 1 to 15) — 15 Marks
1 Mark eachQuestion 1 to 15 carry one mark each. Answer all questions in the spaces provided.
1.
State any one primary sex characteristic in human females. [1 mark]
P.6 • The Reproductive System
2.
Why is water obtained by the distillation method not recommended for drinking at home? [1 mark]
P.6 • Science at Home and in Our Community
3.
In an electric circuit diagram, which instrument is always connected in series to measure electric current? [1 mark]
P.7 • Electricity
4.
What term refers to the meat obtained from an adult sheep? [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
5.
Give any one example of a dual-purpose or heavy poultry breed. [1 mark]
P.5 • Keeping Poultry and Bees
6.
State one way in which school children can help their community control the spread of malaria. [1 mark]
P.5 • Control of Malaria
7.
How does chlorine make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
8.
State one reason why a torch may fail to produce light even when it is switched on. [1 mark]
P.7 • Electricity
9.
Why is it dangerous to pour highly acidic substances or strong chemical insecticides into a pit latrine? [1 mark]
P.6 • Sanitation
10.
Why is an electric fuse constructed using a wire with a low melting point? [1 mark]
P.7 • Electricity
11.
What scientific term describes the direct change of a solid into a gas without melting into a liquid? [1 mark]
P.5 • Types of Changes in the Environment
12.
Name two methods of obtaining clean water for washing at home. [1 mark]
P.6 • Science at Home and in Our Community
13.
Give any one danger of rusting to a school farmer's tools. [1 mark]
P.5 • Types of Changes in the Environment
14.
What is meant by non-renewable energy resources? [1 mark]
P.7 • Energy Resources in the Environment
15.
State one reproductive similarity between bread moulds (fungi) and ferns (plants). [1 mark]
P.5 • Fungi and Non-Flowering Plants
Section B: (Questions 16 to 20) — 20 Marks
4 Marks eachQuestion 16 to 20 carry four marks each. All answers must be written in the spaces provided.
16.
Structured & Practical Assessment Item
[4 MARKS]
P.5 • Keeping Goats, Sheep, and Pigs
The diagram below represents housing and management in goat farming:
(a) State the role of guard rails in a farrowing pen. (1 mark)
(b) Why should the floor of a goat shed be made of wooden slats raised off the ground? (1 mark)
(c) Name any two routine operations carried out in a livestock crush. (2 marks)
17.
Structured & Practical Assessment Item
[4 MARKS]
P.5 • Types of Changes in the Environment
Classify each of the following changes taking place in the environment as either a physical, chemical, or biological change:
(a) Burning dry wood into ash (1 mark)
(b) Melting of ice into water (1 mark)
(c) Growth of a puppy into an adult dog (1 mark)
(d) Evaporation of water into steam (1 mark)
18.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • Simple Machines
(a) Name the simple machine used in a windlass (water winch) for drawing water from deep wells. (1 mark)
(b) State two other practical uses of the machine named in (a). (2 marks)
(c) Name the opposing force that resists motion in simple machines. (1 mark)
19.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Science at Home and in Our Community
Name the step used in cleaning clothes that:
(a) Removes excess water from the clothes.
(b) Removes soapy water from the washed garments.
20.
Structured & Practical Assessment Item
[4 MARKS]
P.5 • Keeping Goats, Sheep, and Pigs
(a) Name any one exotic breed of dairy goats. (1 mark)
(b) Name the commercial textile product obtained from Angora goats. (1 mark)
(c) State any two advantages of keeping goats over keeping cattle. (2 marks)
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