PAPER CODE: 532/1
MOCK REF: PLE-675784
Uganda National Examinations Board
Primary Leaving Examination (Standard Science Mock)
INTEGRATED SCIENCE
TIME: 2h 15m
MARKS: 40
★ CANDIDATE QUESTION PAPER ★
Instructions to Candidates:
- This paper consists of two sections: Section A and Section B.
- Section A has 40 questions (40 marks). Section B has 0 questions (0 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 40) — 40 Marks
1 Mark eachQuestion 1 to 40 carry one mark each. Answer all questions in the spaces provided.
1.
State the reason why woolen clothes should be dried flat without wringing (twisting). [1 mark]
P.6 • Science at Home and in Our Community
2.
During which type of weather does water evaporate fastest from open surfaces? [1 mark]
P.4 • Weather Changes Around Us
3.
State the difference between sand soil and clay soil in terms of particle size. [1 mark]
P.4 • Soil
4.
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)
5.
State one way in which people can conserve non-renewable energy resources. [1 mark]
P.7 • Energy Resources in the Environment
6.
Why is it not advisable to burst blisters on a burnt part of the skin? [1 mark]
P.6 • Accidents and First Aid
7.
To which phylum of invertebrates do insects, arachnids, and crustaceans belong? [1 mark]
P.6 • Classification of Animals
8.
State the function of a ligament at a movable joint. [1 mark]
P.7 • The Muscular and Skeletal System
9.
How does chlorine make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
10.
Mention one way in which you can prevent some clothes from staining others during washing. [1 mark]
P.6 • Science at Home and in Our Community
11.
Name the deficiency disease caused by a severe lack of Vitamin C in the diet. [1 mark]
P.5 • Food and Nutrition
12.
Identify one airborne bacterial disease that affects the human skeleton. [1 mark]
P.7 • The Muscular and Skeletal System
13.
In which method of making water clean do you first allow the impurities to settle at the bottom of a container? [1 mark]
P.6 • Science at Home and in Our Community
14.
State the function of hairs (cilia) and mucus inside the human nostrils. [1 mark]
P.7 • The Respiratory System
15.
Give one way of controlling the breeding of houseflies in a homestead. [1 mark]
P.6 • Sanitation
16.
State any one function of the diaphragm during the process of breathing. [1 mark]
P.6 • The Respiratory System
17.
State any one factor to consider when selecting a suitable site for an apiary. [1 mark]
P.5 • Keeping Poultry and Bees
18.
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
19.
State any one primary sex characteristic in human females. [1 mark]
P.6 • The Reproductive System
20.
Which part of a mammalian tooth contains blood vessels and nerves? [1 mark]
P.4 • The Teeth
21.
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
22.
State any one danger of hanging colored clothes under direct sunshine for a long time to dry. [1 mark]
P.6 • Science at Home and in Our Community
23.
Why is an insect compelled to shed its outer covering periodically during growth? [1 mark]
P.7 • The Muscular and Skeletal System
24.
How does a tortoise protect itself from predators and danger in the environment? [1 mark]
P.5 • Classification of Animals
25.
How does painting an iron gate prevent it from rusting? [1 mark]
P.5 • Types of Changes in the Environment
26.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
27.
Name the community health workers who act as a frontline bridge between the village and health centres in Uganda. [1 mark]
P.5 • Primary Health Care (PHC)
28.
State the function of the U-trap in a water closet (flush toilet). [1 mark]
P.6 • Sanitation
29.
State one way PIASCY messages help primary school pupils prevent HIV/AIDS infection. [1 mark]
P.6 • The Reproductive System
30.
Why does sound travel fastest in solids compared to liquids and gases? [1 mark]
P.6 • Sound Energy
31.
State one nursery bed management practice done to harden off seedlings before transplanting. [1 mark]
P.5 • Crop Growing
32.
State any one importance of evaporation in the environment or daily life. [1 mark]
P.5 • Heat Energy
33.
To which class of vertebrates do tortoises and chameleons belong? [1 mark]
P.5 • Classification of Animals
34.
Give one safety measure to prevent electric shock in a domestic home. [1 mark]
P.6 • Accidents and First Aid
35.
State any one danger of cigarette smoking to the human respiratory system. [1 mark]
P.7 • The Respiratory System
36.
Give one effect of thick clouds in the atmosphere. [1 mark]
P.4 • Weather Changes Around Us
37.
State any one advantage of castrating male piglets not intended for breeding. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
38.
Mention any two environmental conditions necessary for viable seeds to germinate. [1 mark]
P.5 • Plant Life
39.
Why is a tapeworm classified as an endoparasite? [1 mark]
P.6 • Classification of Animals
40.
Give any one example of an emotional change in adolescents. [1 mark]
P.6 • The Reproductive System
Finished Reviewing this UNEB Mock Exam Paper?
Download the full 40-question exam booklet as a clean PDF or print directly for classroom administration (guaranteed ≤ 12 pages).