PAPER CODE: 532/1
MOCK REF: PLE-566230
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 function of the U-trap in a water closet (flush toilet). [1 mark]
P.6 • Sanitation
2.
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)
3.
How can a person doing laundry prevent colored clothes from staining white clothes? [1 mark]
P.6 • Science at Home and in Our Community
4.
State the condition that must be present for a shadow to be formed. [1 mark]
P.7 • Light Energy
5.
Name any one vital organ protected by the human rib cage. [1 mark]
P.7 • The Muscular and Skeletal System
6.
Give any one danger of rusting to a school farmer's tools. [1 mark]
P.5 • Types of Changes in the Environment
7.
What scientific term is given to materials that allow light to pass through them completely? [1 mark]
P.7 • Light Energy
8.
Why does the water level in a measuring cylinder rise when a stone is completely immersed in it? [1 mark]
P.5 • Matter and Energy
9.
During which type of weather does water evaporate fastest from open surfaces? [1 mark]
P.4 • Weather Changes Around Us
10.
Identify the chemical substance used as a depolarizer in a standard dry Leclanché cell. [1 mark]
P.7 • Electricity
11.
Name the main natural source of heat and light energy on earth. [1 mark]
P.4 • Energy in the Environment
12.
State the scientific function of the screen (wire mesh) on top of the vent pipe of a VIP latrine. [1 mark]
P.6 • Sanitation
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 one way in which food can get contaminated with disease-causing germs in a home. [1 mark]
P.5 • Food and Nutrition
15.
How is tepid sponging useful to a casualty with high fever? [1 mark]
P.6 • Accidents and First Aid
16.
What general term refers to cattle kept primarily for ploughing and pulling carts? [1 mark]
P.6 • Keeping Cattle
17.
What kind of water is recommended for use during tepid sponging, and why should very cold water be avoided? [1 mark]
P.6 • Accidents and First Aid
18.
State one reason why a torch may fail to produce light even when it is switched on. [1 mark]
P.7 • Electricity
19.
To which class of vertebrates do snakes and lizards belong? [1 mark]
P.5 • Classification of Animals
20.
State one method of reducing echoes in large school assembly halls. [1 mark]
P.6 • Sound Energy
21.
State any one importance of evaporation in the environment or daily life. [1 mark]
P.5 • Heat Energy
22.
Which weather condition is most suitable for solar drying harvested crops? [1 mark]
P.4 • Weather Changes Around Us
23.
State one reason why alcohol is preferred to mercury in minimum thermometers. [1 mark]
P.5 • Heat Energy
24.
How does a tortoise protect itself from predators and danger in the environment? [1 mark]
P.5 • Classification of Animals
25.
What is Primary Health Care (PHC)? [1 mark]
P.5 • Primary Health Care (PHC)
26.
Identify one airborne bacterial disease that affects the human skeleton. [1 mark]
P.7 • The Muscular and Skeletal System
27.
Name the part of an insect used for balancing during flight. [1 mark]
P.6 • Classification of Animals
28.
State any one difference between an artery and a vein. [1 mark]
P.7 • The Circulatory System
29.
State one reproductive similarity between bread moulds (fungi) and ferns (plants). [1 mark]
P.5 • Fungi and Non-Flowering Plants
30.
How does boiling make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
31.
Why does sound travel fastest in solids compared to liquids and gases? [1 mark]
P.6 • Sound Energy
32.
Give one way of controlling the breeding of houseflies in a homestead. [1 mark]
P.6 • Sanitation
33.
State any one factor to consider when selecting a suitable site for an apiary. [1 mark]
P.5 • Keeping Poultry and Bees
34.
Why should a farmer select healthy and viable seeds before planting? [1 mark]
P.5 • Crop Growing
35.
What is meant by non-renewable energy resources? [1 mark]
P.7 • Energy Resources in the Environment
36.
Give any one health benefit of regular physical exercises to the human body. [1 mark]
P.7 • The Muscular and Skeletal System
37.
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)
38.
State the difference between sand soil and clay soil in terms of particle size. [1 mark]
P.4 • Soil
39.
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
40.
Name the deficiency disease caused by a severe lack of Vitamin C in the diet. [1 mark]
P.5 • Food and Nutrition
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