PAPER CODE: 532/1
MOCK REF: PLE-472617
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.
Which part of the human body is affected by Otalgia? [1 mark]
P.6 • Sound Energy
2.
State the scientific function of the screen on top of the vent pipe of a VIP latrine. [1 mark]
P.6 • Sanitation
3.
In an electric circuit diagram, which instrument is always connected in series to measure electric current? [1 mark]
P.7 • Electricity
4.
Why is the drop hole of a VIP latrine left open without a lid at all times? [1 mark]
P.6 • Sanitation
5.
State any two ways in which washing clothes is important to human health. [1 mark]
P.6 • Science at Home and in Our Community
6.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
7.
Give any one biological change that takes place in flowering plants. [1 mark]
P.5 • Types of Changes in the Environment
8.
State one method of reducing echoes in large school assembly halls. [1 mark]
P.6 • Sound Energy
9.
How does the Ecosan latrine promote agricultural productivity? [1 mark]
P.6 • Sanitation
10.
Name the main natural source of heat and light energy on earth. [1 mark]
P.4 • Energy in the Environment
11.
State any one method used to identify individual livestock on a farm. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
12.
How does painting an iron gate prevent it from rusting? [1 mark]
P.5 • Types of Changes in the Environment
13.
What is meant by non-renewable energy resources? [1 mark]
P.7 • Energy Resources in the Environment
14.
Why does sound travel fastest in solids compared to liquids and gases? [1 mark]
P.6 • Sound Energy
15.
Why is it not advisable to burst blisters on a burnt part of the skin? [1 mark]
P.6 • Accidents and First Aid
16.
Name the insect vector that spreads River Blindness (Onchocerciasis) to humans. [1 mark]
P.4 • Vectors and Diseases
17.
State the scientific function of soap in cleaning clothes. [1 mark]
P.6 • Science at Home and in Our Community
18.
Name the part of an insect used for balancing during flight. [1 mark]
P.6 • Classification of Animals
19.
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
20.
Give one effect of thick clouds in the atmosphere. [1 mark]
P.4 • Weather Changes Around Us
21.
To which class of vertebrates do tortoises and chameleons belong? [1 mark]
P.5 • Classification of Animals
22.
To which phylum of invertebrates do insects, arachnids, and crustaceans belong? [1 mark]
P.6 • Classification of Animals
23.
How is a burn different from a scald? [1 mark]
P.6 • Accidents and First Aid
24.
State one characteristic of essential drugs in Primary Health Care. [1 mark]
P.5 • Primary Health Care (PHC)
25.
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
26.
Why are small gaps left between railway rails during track construction? [1 mark]
P.5 • Heat Energy
27.
Name any one type of latrine. [1 mark]
P.6 • Sanitation
28.
State the reason why woolen clothes should be dried flat without wringing (twisting). [1 mark]
P.6 • Science at Home and in Our Community
29.
To which class of vertebrates do snakes and lizards belong? [1 mark]
P.5 • Classification of Animals
30.
Name the nutritional deficiency disease caused by a severe lack of Vitamin B1 in the diet. [1 mark]
P.5 • Food and Nutrition
31.
State any one danger of hanging colored clothes under direct sunshine for a long time to dry. [1 mark]
P.6 • Science at Home and in Our Community
32.
Give any one danger of rusting to a school farmer's tools. [1 mark]
P.5 • Types of Changes in the Environment
33.
State the exact part of the female reproductive system where fertilization takes place. [1 mark]
P.6 • The Reproductive System
34.
Name the bud found in the leaf axil of a flowering plant. [1 mark]
P.4 • Plant Life
35.
Give any two examples of water impurities. [1 mark]
P.6 • Science at Home and in Our Community
36.
Mention any two environmental conditions necessary for viable seeds to germinate. [1 mark]
P.5 • Plant Life
37.
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
38.
What general term refers to cattle kept primarily for ploughing and pulling carts? [1 mark]
P.6 • Keeping Cattle
39.
Name the structure on the head of a tapeworm used for attachment to the intestinal wall. [1 mark]
P.6 • Classification of Animals
40.
Why is an electric fuse constructed using a wire with a low melting point? [1 mark]
P.7 • Electricity
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