PAPER CODE: 532/1
MOCK REF: PLE-897475
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 scientific function of the screen on top of the vent pipe of a VIP latrine. [1 mark]
P.6 • Sanitation
2.
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
3.
Identify the chemical substance used as a depolarizer in a standard dry Leclanché cell. [1 mark]
P.7 • Electricity
4.
State the scientific function of soap in cleaning clothes. [1 mark]
P.6 • Science at Home and in Our Community
5.
State the reason why woolen clothes should be dried flat without wringing (twisting). [1 mark]
P.6 • Science at Home and in Our Community
6.
Give any one danger of rusting to a school farmer's tools. [1 mark]
P.5 • Types of Changes in the Environment
7.
In an electric circuit diagram, which instrument is always connected in series to measure electric current? [1 mark]
P.7 • Electricity
8.
State the fundamental law of electrostatics concerning like and unlike charges. [1 mark]
P.7 • Electricity
9.
Why is an insect compelled to shed its outer covering periodically during growth? [1 mark]
P.7 • The Muscular and Skeletal System
10.
What term refers to the meat obtained from an adult sheep? [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
11.
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)
12.
Give any one reason why veterinary doctors advise farmers NEVER to open the carcass of an animal suspected to have died of Anthrax. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
13.
Give any two examples of water impurities. [1 mark]
P.6 • Science at Home and in Our Community
14.
Name the part of a cow that changes the color when a cow is on heat. [1 mark]
P.6 • Keeping Cattle
15.
How is tepid sponging useful to a casualty with high fever? [1 mark]
P.6 • Accidents and First Aid
16.
Give any one reason why a residential living house should have large windows on opposite walls. [1 mark]
P.5 • Primary Health Care (PHC)
17.
Give a reason why a hard object (wrapped in a clean cloth) should be put in the mouth of a convulsing victim. [1 mark]
P.6 • Accidents and First Aid
18.
What is Primary Health Care (PHC)? [1 mark]
P.5 • Primary Health Care (PHC)
19.
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)
20.
State any one danger of bottle feeding to a four-month-old baby. [1 mark]
P.5 • Food and Nutrition
21.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
22.
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
23.
Why is a pregnant mother advised to eat plenty of food rich in iron? [1 mark]
P.5 • Food and Nutrition
24.
State the function of a ligament at a movable joint. [1 mark]
P.7 • The Muscular and Skeletal System
25.
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
26.
How does boiling make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
27.
How is the function of the anthers in a flower similar to that of the testes in a human male? [1 mark]
P.6 • The Reproductive System
28.
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
29.
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
30.
Why is an electric fuse constructed using a wire with a low melting point? [1 mark]
P.7 • Electricity
31.
State the exact part of the female reproductive system where fertilization takes place. [1 mark]
P.6 • The Reproductive System
32.
State the biological function of the ciliated cells lining the fallopian tubes. [1 mark]
P.6 • The Reproductive System
33.
Why is a husband and his wife advised to go for treatment together when they contract gonorrhoea? [1 mark]
P.6 • The Reproductive System
34.
How does painting an iron gate prevent it from rusting? [1 mark]
P.5 • Types of Changes in the Environment
35.
State any one advantage of breast milk over commercial infant formula milk. [1 mark]
P.5 • Food and Nutrition
36.
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
37.
Name two methods of obtaining clean water for washing at home. [1 mark]
P.6 • Science at Home and in Our Community
38.
Give any one example of an emotional change in adolescents. [1 mark]
P.6 • The Reproductive System
39.
State any one way in which fermentation is important in our daily life. [1 mark]
P.6 • Alcohol, Smoking and Drugs
40.
State any one element of Primary Health Care. [1 mark]
P.5 • Primary Health Care (PHC)
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