PAPER CODE: 532/1
MOCK REF: PLE-154335
Uganda National Examinations Board
Primary Leaving Examination (Standard Science Mock)
INTEGRATED SCIENCE
TIME: 2h 15m
MARKS: 65
★ CANDIDATE QUESTION PAPER ★
Instructions to Candidates:
- This paper consists of two sections: Section A and Section B.
- Section A has 25 questions (25 marks). Section B has 10 questions (40 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 25) — 25 Marks
1 Mark eachQuestion 1 to 25 carry one mark each. Answer all questions in the spaces provided.
1.
State any one way in which fermentation is important in our daily life. [1 mark]
P.6 • Alcohol, Smoking and Drugs
2.
Why is the drop hole of a VIP latrine left open without a lid at all times? [1 mark]
P.6 • Sanitation
3.
State the fundamental law of electrostatics concerning like and unlike charges. [1 mark]
P.7 • Electricity
4.
Identify the chemical substance used as a depolarizer in a standard dry Leclanché cell. [1 mark]
P.7 • Electricity
5.
State any one advantage of breast milk over commercial infant formula milk. [1 mark]
P.5 • Food and Nutrition
6.
State the biological function of the ciliated cells lining the fallopian tubes. [1 mark]
P.6 • The Reproductive System
7.
What is Primary Health Care (PHC)? [1 mark]
P.5 • Primary Health Care (PHC)
8.
Why is it recommended to use clean wood ash at a tip-tap facility when soap is not available? [1 mark]
P.5 • Primary Health Care (PHC)
9.
Give any one reason why a burnt or scalded part of the skin is dipped in cold water immediately. [1 mark]
P.6 • Accidents and First Aid
10.
State the function of the U-trap in a water closet (flush toilet). [1 mark]
P.6 • Sanitation
11.
State the function of a ligament at a movable joint. [1 mark]
P.7 • The Muscular and Skeletal System
12.
In an electric circuit diagram, which instrument is always connected in series to measure electric current? [1 mark]
P.7 • Electricity
13.
Which part of the human body is affected by Otalgia? [1 mark]
P.6 • Sound Energy
14.
State the exact part of the female reproductive system where fertilization takes place. [1 mark]
P.6 • The Reproductive System
15.
Why is it not advisable to give a convulsing or fainted person food to eat or water to drink? [1 mark]
P.6 • Accidents and First Aid
16.
State any one element of Primary Health Care. [1 mark]
P.5 • Primary Health Care (PHC)
17.
Why is the burning of dry paper classified as a chemical change? [1 mark]
P.5 • Types of Changes in the Environment
18.
Name the part of a cow that changes the color when a cow is on heat. [1 mark]
P.6 • Keeping Cattle
19.
How is tepid sponging useful to a casualty with high fever? [1 mark]
P.6 • Accidents and First Aid
20.
Name any one type of latrine. [1 mark]
P.6 • Sanitation
21.
Give any one psychological life skill that adolescent girls can develop to safeguard themselves against early teenage pregnancies. [1 mark]
P.6 • The Reproductive System
22.
Name the deficiency disease caused by a severe lack of Vitamin C in the diet. [1 mark]
P.5 • Food and Nutrition
23.
How does boiling make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
24.
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
25.
State any one primary sex characteristic in human females. [1 mark]
P.6 • The Reproductive System
Section B: (Questions 26 to 35) — 40 Marks
4 Marks eachQuestion 26 to 35 carry four marks each. All answers must be written in the spaces provided.
26.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Science at Home and in Our Community
State the importance of the following steps in cleaning clothes at home:
(i) Sorting
(ii) Soaking
27.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Classification of Animals
(a) State the name of insects that live and work together.
(b) Give any one way in which insects are useful to people.
(c) State any two human activities that are dangerous to insects in the environment.
28.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • The Reproductive System
(a) State the difference between identical twins and fraternal twins in terms of fertilization.
(b) State any two physical characteristics unique to identical twins.
29.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Accidents and First Aid
(a) Why should a first aider never induce vomiting in a casualty who has swallowed paraffin or kerosene?
(b) What first aid should be given to a paraffin poisoning victim?
(c) How should a first aider manage a non-corrosive poisoning casualty?
30.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • Electricity
(a) What is a short circuit?
(b) State two common causes of short circuits in residential houses.
(c) Why should water never be used to extinguish an electrical fire?
31.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • Electricity
(a) Draw schematic circuit symbols for:
(i) A cell
(ii) An open switch
(b) State two advantages of connecting domestic lights in parallel rather than in series.
32.
Structured & Practical Assessment Item
[4 MARKS]
P.5 • Food and Nutrition
The table below shows two children suffering from malnutrition:
(a) Name the deficiency disease Child X is suffering from if he has swollen feet, moon face, and reddish hair. (1 mark)
(b) Name the deficiency disease Child Y is suffering from if he has extreme wasting, visible ribs, and an old person's face. (1 mark)
(c) What nutrient is severely lacking in Child X's diet? (1 mark)
(d) Give any one food you would feed Child X to cure this condition. (1 mark)
33.
Structured & Practical Assessment Item
[4 MARKS]
P.5 • Types of Changes in the Environment
A Primary 5 pupil heated a tin can with water, sealed it tightly, and poured cold water on it.
(a) What happened to the tin can? (1 mark)
(b) Explain why that happened to the can. (2 marks)
(c) Which physical state transition occurred inside the can? (1 mark)
34.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Science at Home and in Our Community
Match the laundry terms in Part A with their correct scientific meanings in Part B:
Sorting
Wringing
Rinsing
Soaking
35.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • Electricity
(a) State the difference between static electricity and current electricity.
(b) Describe how static charges are produced on a plastic ruler.
(c) State two safety precautions taken to protect tall school buildings against lightning strikes.
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