PAPER CODE: 532/1
MOCK REF: PLE-101849
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 advantage of castrating male piglets not intended for breeding. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
2.
Which part of the human body is affected by Otalgia? [1 mark]
P.6 • Sound Energy
3.
State one way of increasing the electrical current produced by a bicycle dynamo. [1 mark]
P.7 • Electricity
4.
State one method of reducing echoes in large school assembly halls. [1 mark]
P.6 • Sound Energy
5.
How does chlorine make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
6.
What is meant by non-renewable energy resources? [1 mark]
P.7 • Energy Resources in the Environment
7.
Give any one agricultural use of discarded plastic jerrycans or containers in a home. [1 mark]
P.6 • Science at Home and in Our Community
8.
Give any one role of water during seed germination. [1 mark]
P.5 • Plant Life
9.
State one way of preventing the spread of Tuberculosis (TB). [1 mark]
P.7 • The Respiratory System
10.
Name the deficiency disease caused by a severe lack of Vitamin C in the diet. [1 mark]
P.5 • Food and Nutrition
11.
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
12.
State one reason why a torch may fail to produce light even when it is switched on. [1 mark]
P.7 • Electricity
13.
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
14.
Give the scientific meaning of the term skeleton. [1 mark]
P.7 • The Muscular and Skeletal System
15.
Why are goats ear tagged or ear notched on a livestock farm? [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
16.
Identify the chemical substance used as a depolarizer in a standard dry Leclanché cell. [1 mark]
P.7 • Electricity
17.
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)
18.
State the function of hooks and suckers on the scolex of a tapeworm. [1 mark]
P.6 • Classification of Animals
19.
State one way of preventing accidental drug poisoning in young children at home. [1 mark]
P.6 • Accidents and First Aid
20.
Which weather condition is most suitable for solar drying harvested crops? [1 mark]
P.4 • Weather Changes Around Us
21.
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
22.
To which class of vertebrates do snakes and lizards belong? [1 mark]
P.5 • Classification of Animals
23.
State the scientific function of the screen (wire mesh) on top of the vent pipe of a VIP latrine. [1 mark]
P.6 • Sanitation
24.
State one nursery bed management practice done to harden off seedlings before transplanting. [1 mark]
P.5 • Crop Growing
25.
What happens when cooking oil is poured onto water in a glass? [1 mark]
P.5 • Matter and Energy
26.
State the scientific function of soap in cleaning clothes. [1 mark]
P.6 • Science at Home and in Our Community
27.
What scientific term is given to materials that allow light to pass through them completely? [1 mark]
P.7 • Light Energy
28.
Name the main natural source of heat and light energy on earth. [1 mark]
P.4 • Energy in the Environment
29.
Give any one health benefit of regular physical exercises to the human body. [1 mark]
P.7 • The Muscular and Skeletal System
30.
State the function of a ligament at a movable joint. [1 mark]
P.7 • The Muscular and Skeletal System
31.
The diagram below shows an animal in the group of invertebrates. (Snail diagram) Name the animal shown. [1 mark]
P.6 • Classification of Animals
32.
State one way in which food can get contaminated with disease-causing germs in a home. [1 mark]
P.5 • Food and Nutrition
33.
To which phylum of invertebrates do insects, arachnids, and crustaceans belong? [1 mark]
P.6 • Classification of Animals
34.
State any one importance of evaporation in the environment or daily life. [1 mark]
P.5 • Heat Energy
35.
In an electric circuit diagram, which instrument is always connected in series to measure electric current? [1 mark]
P.7 • Electricity
36.
Give any one example of an external parasite (ectoparasite) that attacks cattle. [1 mark]
P.6 • Keeping Cattle
37.
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
38.
How does the Ecosan latrine promote agricultural productivity? [1 mark]
P.6 • Sanitation
39.
Give any one danger of rusting to a school farmer's tools. [1 mark]
P.5 • Types of Changes in the Environment
40.
State the function of the eardrum (tympanic membrane) in the human ear. [1 mark]
P.6 • Sound Energy
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