PAPER CODE: 532/1
MOCK REF: PLE-735438
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 safety measure to prevent electric shock in a domestic home. [1 mark]
P.6 • Accidents and First Aid
2.
State the role of anhydrous calcium chloride in the laboratory investigation of rusting. [1 mark]
P.5 • Types of Changes in the Environment
3.
State one method of reducing echoes in large school assembly halls. [1 mark]
P.6 • Sound Energy
4.
Give any one function of proteins in the human body. [1 mark]
P.4 • Food and Nutrition
5.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
6.
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
7.
State any one danger of bottle feeding to a four-month-old baby. [1 mark]
P.5 • Food and Nutrition
8.
Why is the burning of dry paper classified as a chemical change? [1 mark]
P.5 • Types of Changes in the Environment
9.
Give the scientific meaning of the term skeleton. [1 mark]
P.7 • The Muscular and Skeletal System
10.
State one personal hygiene activity done using a nail cutter or razor blade. [1 mark]
P.4 • Personal Hygiene
11.
Name the bud found in the leaf axil of a flowering plant. [1 mark]
P.4 • Plant Life
12.
Give any two examples of root tuber crops. [1 mark]
P.5 • Crop Growing
13.
Why is the chin lifted backwards when giving First Aid to an unconscious casualty? [1 mark]
P.6 • Accidents and First Aid
14.
How does the Ecosan latrine promote agricultural productivity? [1 mark]
P.6 • Sanitation
15.
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
16.
Give any two examples of water impurities. [1 mark]
P.6 • Science at Home and in Our Community
17.
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
18.
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
19.
State one reason why alcohol is preferred to mercury in minimum thermometers. [1 mark]
P.5 • Heat Energy
20.
Why is the drop hole of a VIP latrine left open without a lid at all times? [1 mark]
P.6 • Sanitation
21.
What is Primary Health Care (PHC)? [1 mark]
P.5 • Primary Health Care (PHC)
22.
Give any one reason why a residential living house should have large windows on opposite walls. [1 mark]
P.5 • Primary Health Care (PHC)
23.
State one way in which school children can help their community control the spread of malaria. [1 mark]
P.5 • Control of Malaria
24.
What is meant by the term balanced diet? [1 mark]
P.5 • Food and Nutrition
25.
Name the part of a cow that changes the color when a cow is on heat. [1 mark]
P.6 • Keeping Cattle
26.
Why are small gaps left between railway rails during track construction? [1 mark]
P.5 • Heat Energy
27.
Give one effect of thick clouds in the atmosphere. [1 mark]
P.4 • Weather Changes Around Us
28.
State one way PIASCY messages help primary school pupils prevent HIV/AIDS infection. [1 mark]
P.6 • The Reproductive System
29.
Why is an insect compelled to shed its outer covering periodically during growth? [1 mark]
P.7 • The Muscular and Skeletal System
30.
State any one difference between an artery and a vein. [1 mark]
P.7 • The Circulatory System
31.
How does boiling make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
32.
Mention any two environmental conditions necessary for viable seeds to germinate. [1 mark]
P.5 • Plant Life
33.
Name the type of optical lens that diverges light rays. [1 mark]
P.7 • Light Energy
34.
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
35.
How does eating fresh oranges or lemons help prevent bleeding gums? [1 mark]
P.5 • Food and Nutrition
36.
What general term refers to cattle kept primarily for ploughing and pulling carts? [1 mark]
P.6 • Keeping Cattle
37.
Name any one living thing that undergoes moulting in the environment. [1 mark]
P.5 • Types of Changes in the Environment
38.
Name any one vaccine-preventable disease in Uganda that affects the liver. [1 mark]
P.5 • Primary Health Care (PHC)
39.
Give one reason why food should be chewed properly before swallowing. [1 mark]
P.5 • The Digestive System
40.
Name any one element of Primary Health Care (PHC). [1 mark]
P.5 • Primary Health Care (PHC)
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