PAPER CODE: 532/1
MOCK REF: PLE-249264
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.
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)
2.
State one reproductive similarity between bread moulds (fungi) and ferns (plants). [1 mark]
P.5 • Fungi and Non-Flowering Plants
3.
Why does sound travel fastest in solids compared to liquids and gases? [1 mark]
P.6 • Sound Energy
4.
State one characteristic of essential drugs in Primary Health Care. [1 mark]
P.5 • Primary Health Care (PHC)
5.
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)
6.
Name any one living thing that undergoes moulting in the environment. [1 mark]
P.5 • Types of Changes in the Environment
7.
Why are goats ear tagged or ear notched on a livestock farm? [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
8.
State one method of reducing echoes in large school assembly halls. [1 mark]
P.6 • Sound Energy
9.
Give any one danger of rusting to a school farmer's tools. [1 mark]
P.5 • Types of Changes in the Environment
10.
State one way of increasing the electrical current produced by a bicycle dynamo. [1 mark]
P.7 • Electricity
11.
State one way of preventing accidental drug poisoning in young children at home. [1 mark]
P.6 • Accidents and First Aid
12.
Name the structure on the head of a tapeworm used for attachment to the intestinal wall. [1 mark]
P.6 • Classification of Animals
13.
Give one reason why food should be chewed properly before swallowing. [1 mark]
P.5 • The Digestive System
14.
Mention any two environmental conditions necessary for viable seeds to germinate. [1 mark]
P.5 • Plant Life
15.
State any one advantage of breast milk over commercial infant formula milk. [1 mark]
P.5 • Food and Nutrition
16.
Why is a pregnant mother advised to eat plenty of food rich in iron? [1 mark]
P.5 • Food and Nutrition
17.
State one activity a school Science Club can undertake to combat environmental deforestation. [1 mark]
P.5 • Managing Changes in the Environment
18.
To which class of vertebrates do snakes and lizards belong? [1 mark]
P.5 • Classification of Animals
19.
Why is a tapeworm classified as an endoparasite? [1 mark]
P.6 • Classification of Animals
20.
Give one road safety practice for pedestrians crossing a busy road. [1 mark]
P.6 • Accidents and First Aid
21.
Why should a farmer select healthy and viable seeds before planting? [1 mark]
P.5 • Crop Growing
22.
State the scientific function of soap in cleaning clothes. [1 mark]
P.6 • Science at Home and in Our Community
23.
Mention any one personal hygiene practice that prevents bad body odour. [1 mark]
P.6 • Personal Hygiene
24.
State the function of hooks and suckers on the scolex of a tapeworm. [1 mark]
P.6 • Classification of Animals
25.
Why is the burning of dry paper classified as a chemical change? [1 mark]
P.5 • Types of Changes in the Environment
26.
How does painting an iron gate prevent it from rusting? [1 mark]
P.5 • Types of Changes in the Environment
27.
Name the part of a cow that changes the color when a cow is on heat. [1 mark]
P.6 • Keeping Cattle
28.
How does boiling make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
29.
State one reason why a torch may fail to produce light even when it is switched on. [1 mark]
P.7 • Electricity
30.
Name any one element of Primary Health Care (PHC). [1 mark]
P.5 • Primary Health Care (PHC)
31.
Give any one example of an external parasite (ectoparasite) that attacks cattle. [1 mark]
P.6 • Keeping Cattle
32.
State the reason why woolen clothes should be dried flat without wringing (twisting). [1 mark]
P.6 • Science at Home and in Our Community
33.
State any two ways in which washing clothes is important to human health. [1 mark]
P.6 • Science at Home and in Our Community
34.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
35.
Name the longest and strongest bone found in the human body. [1 mark]
P.7 • The Muscular and Skeletal System
36.
Give one effect of thick clouds in the atmosphere. [1 mark]
P.4 • Weather Changes Around Us
37.
State one way of preventing the spread of Tuberculosis (TB). [1 mark]
P.7 • The Respiratory System
38.
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
39.
What term refers to the meat obtained from an adult sheep? [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
40.
State any one difference between an artery and a vein. [1 mark]
P.7 • The Circulatory System
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