PAPER CODE: 532/1
MOCK REF: PLE-916641
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 any one danger of bottle feeding to a four-month-old baby. [1 mark]
P.5 • Food and Nutrition
2.
State any one advantage of castrating male piglets not intended for breeding. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
3.
State the scientific function of the screen (wire mesh) on top of the vent pipe of a VIP latrine. [1 mark]
P.6 • Sanitation
4.
Name any one excretory product eliminated by the human lungs. [1 mark]
P.7 • The Excretory System
5.
Mention any two environmental conditions necessary for viable seeds to germinate. [1 mark]
P.5 • Plant Life
6.
State one way of preventing accidental drug poisoning in young children at home. [1 mark]
P.6 • Accidents and First Aid
7.
State one way in which food can get contaminated with disease-causing germs in a home. [1 mark]
P.5 • Food and Nutrition
8.
State the function of a ligament at a movable joint. [1 mark]
P.7 • The Muscular and Skeletal System
9.
Name any one element of Primary Health Care (PHC). [1 mark]
P.5 • Primary Health Care (PHC)
10.
State the reason why woolen clothes should be dried flat without wringing (twisting). [1 mark]
P.6 • Science at Home and in Our Community
11.
How does a tortoise protect itself from predators and danger in the environment? [1 mark]
P.5 • Classification of Animals
12.
Why is a pregnant mother advised to eat plenty of food rich in iron? [1 mark]
P.5 • Food and Nutrition
13.
What happens when cooking oil is poured onto water in a glass? [1 mark]
P.5 • Matter and Energy
14.
To which class of vertebrates do snakes and lizards belong? [1 mark]
P.5 • Classification of Animals
15.
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
16.
Why are small gaps left between railway rails during track construction? [1 mark]
P.5 • Heat Energy
17.
State one reproductive similarity between bread moulds (fungi) and ferns (plants). [1 mark]
P.5 • Fungi and Non-Flowering Plants
18.
Why is an insect compelled to shed its outer covering periodically during growth? [1 mark]
P.7 • The Muscular and Skeletal System
19.
State any one advantage of breast milk over commercial infant formula milk. [1 mark]
P.5 • Food and Nutrition
20.
Mention any one personal hygiene practice that prevents bad body odour. [1 mark]
P.6 • Personal Hygiene
21.
Which weather condition is most suitable for solar drying harvested crops? [1 mark]
P.4 • Weather Changes Around Us
22.
In a food web, how do carnivorous animals obtain their energy? [1 mark]
P.6 • Environment and Food Chains
23.
How does boiling make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
24.
Why is it dangerous to pour highly acidic substances or strong chemical insecticides into a pit latrine? [1 mark]
P.6 • Sanitation
25.
State one way in which people can conserve non-renewable energy resources. [1 mark]
P.7 • Energy Resources in the Environment
26.
How is tepid sponging useful to a casualty with high fever? [1 mark]
P.6 • Accidents and First Aid
27.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
28.
Give any one health benefit of regular physical exercises to the human body. [1 mark]
P.7 • The Muscular and Skeletal System
29.
How does chlorine make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
30.
State the minimum distance a pit latrine should be dug away from a domestic spring well or borehole. [1 mark]
P.5 • Primary Health Care (PHC)
31.
Give one safety measure to prevent electric shock in a domestic home. [1 mark]
P.6 • Accidents and First Aid
32.
Name the female parent in goat farming. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
33.
How is a burn different from a scald? [1 mark]
P.6 • Accidents and First Aid
34.
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
35.
Name the disorder of the skeletal system where a bone moves away from its normal position at a joint. [1 mark]
P.7 • The Muscular and Skeletal System
36.
State any one importance of evaporation in the environment or daily life. [1 mark]
P.5 • Heat Energy
37.
State one method of reducing echoes in large school assembly halls. [1 mark]
P.6 • Sound Energy
38.
Why is an electric fuse constructed using a wire with a low melting point? [1 mark]
P.7 • Electricity
39.
Name the main natural source of heat and light energy on earth. [1 mark]
P.4 • Energy in the Environment
40.
Name any one vaccine-preventable disease in Uganda that affects the liver. [1 mark]
P.5 • Primary Health Care (PHC)
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