PAPER CODE: 532/1
MOCK REF: PLE-441837
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.
Give one reason why a person who has fainted should be placed in a cool, open, and well-ventilated space. [1 mark]
P.6 • Accidents and First Aid
2.
State the function of the U-trap in a water closet (flush toilet). [1 mark]
P.6 • Sanitation
3.
Give one reason why food should be chewed properly before swallowing. [1 mark]
P.5 • The Digestive System
4.
State any one way in which the ironing of clothes is useful when cleaning clothes. [1 mark]
P.6 • Science at Home and in Our Community
5.
Name the female parent in goat farming. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
6.
Name the insect vector that spreads River Blindness (Onchocerciasis) to humans. [1 mark]
P.4 • Vectors and Diseases
7.
Why is the drop hole of a VIP latrine left open without a lid at all times? [1 mark]
P.6 • Sanitation
8.
Why is the burning of dry paper classified as a chemical change? [1 mark]
P.5 • Types of Changes in the Environment
9.
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
10.
Name two methods of obtaining clean water for washing at home. [1 mark]
P.6 • Science at Home and in Our Community
11.
Which part of the human body is affected by Otalgia? [1 mark]
P.6 • Sound Energy
12.
Why is the chin lifted backwards when giving First Aid to an unconscious casualty? [1 mark]
P.6 • Accidents and First Aid
13.
To which class of vertebrates do snakes and lizards belong? [1 mark]
P.5 • Classification of Animals
14.
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)
15.
Which weather condition is most suitable for solar drying harvested crops? [1 mark]
P.4 • Weather Changes Around Us
16.
What scientific term is given to materials that allow light to pass through them completely? [1 mark]
P.7 • Light Energy
17.
Give the scientific meaning of the term skeleton. [1 mark]
P.7 • The Muscular and Skeletal System
18.
Name any one vital organ protected by the human rib cage. [1 mark]
P.7 • The Muscular and Skeletal System
19.
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
20.
Give any one example of an emotional change in adolescents. [1 mark]
P.6 • The Reproductive System
21.
Name the deficiency disease caused by a severe lack of Vitamin C in the diet. [1 mark]
P.5 • Food and Nutrition
22.
Name the parasitic disease that affects the ears of domestic rabbits. [1 mark]
P.5 • Keeping Rabbits
23.
Give any one function of proteins in the human body. [1 mark]
P.4 • Food and Nutrition
24.
State one benefit of warming-up exercises to muscles before strenuous physical activities. [1 mark]
P.7 • The Muscular and Skeletal System
25.
State the exact part of the female reproductive system where fertilization takes place. [1 mark]
P.6 • The Reproductive System
26.
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
27.
Give any one biological change that takes place in flowering plants. [1 mark]
P.5 • Types of Changes in the Environment
28.
Why is the floor of a modern pigsty built with a gentle slope towards the drainage channel? [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
29.
Why should a farmer select healthy and viable seeds before planting? [1 mark]
P.5 • Crop Growing
30.
State any one way in which fermentation is important in our daily life. [1 mark]
P.6 • Alcohol, Smoking and Drugs
31.
Why is it dangerous to pour highly acidic substances or strong chemical insecticides into a pit latrine? [1 mark]
P.6 • Sanitation
32.
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)
33.
State one method of reducing echoes in large school assembly halls. [1 mark]
P.6 • Sound Energy
34.
Name the farm structure used to hold cattle or goats firmly during hand spraying, drenching, or vaccination. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
35.
State the role of anhydrous calcium chloride in the laboratory investigation of rusting. [1 mark]
P.5 • Types of Changes in the Environment
36.
How is tepid sponging useful to a casualty with high fever? [1 mark]
P.6 • Accidents and First Aid
37.
Which part of a mammalian tooth contains blood vessels and nerves? [1 mark]
P.4 • The Teeth
38.
State any one primary sex characteristic in human females. [1 mark]
P.6 • The Reproductive System
39.
How does painting an iron gate prevent it from rusting? [1 mark]
P.5 • Types of Changes in the Environment
40.
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
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