PAPER CODE: 532/1
MOCK REF: PLE-893783
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 any one danger of rusting to a school farmer's tools. [1 mark]
P.5 • Types of Changes in the Environment
2.
Give one road safety practice for pedestrians crossing a busy road. [1 mark]
P.6 • Accidents and First Aid
3.
State any one primary sex characteristic in human females. [1 mark]
P.6 • The Reproductive System
4.
State any two ways in which washing clothes is important to human health. [1 mark]
P.6 • Science at Home and in Our Community
5.
Which weather condition is most suitable for solar drying harvested crops? [1 mark]
P.4 • Weather Changes Around Us
6.
Identify the chemical substance used as a depolarizer in a standard dry Leclanché cell. [1 mark]
P.7 • Electricity
7.
State the difference between sand soil and clay soil in terms of particle size. [1 mark]
P.4 • Soil
8.
Why is the floor of a modern pigsty built with a gentle slope towards the drainage channel? [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
9.
Why is it dangerous to pour highly acidic substances or strong chemical insecticides into a pit latrine? [1 mark]
P.6 • Sanitation
10.
State one way of preventing accidental drug poisoning in young children at home. [1 mark]
P.6 • Accidents and First Aid
11.
Why is a pregnant mother advised to eat plenty of food rich in iron? [1 mark]
P.5 • Food and Nutrition
12.
State the function of a ligament at a movable joint. [1 mark]
P.7 • The Muscular and Skeletal System
13.
State any one advantage of castrating male piglets not intended for breeding. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
14.
Name the nutritional deficiency disease caused by a severe lack of Vitamin B1 in the diet. [1 mark]
P.5 • Food and Nutrition
15.
The diagram below shows an animal in the group of invertebrates. (Snail diagram) Name the animal shown. [1 mark]
P.6 • Classification of Animals
16.
Name the deficiency disease caused by a severe lack of Vitamin C in the diet. [1 mark]
P.5 • Food and Nutrition
17.
Why does sound travel fastest in solids compared to liquids and gases? [1 mark]
P.6 • Sound Energy
18.
Why is a husband and his wife advised to go for treatment together when they contract gonorrhoea? [1 mark]
P.6 • The Reproductive System
19.
How does chlorine make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
20.
State the exact part of the female reproductive system where fertilization takes place. [1 mark]
P.6 • The Reproductive System
21.
Name the bud found in the leaf axil of a flowering plant. [1 mark]
P.4 • Plant Life
22.
Name the part of an insect used for balancing during flight. [1 mark]
P.6 • Classification of Animals
23.
Name the structure on the head of a tapeworm used for attachment to the intestinal wall. [1 mark]
P.6 • Classification of Animals
24.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
25.
State the structural adaptation of incisor teeth to their function. [1 mark]
P.4 • The Teeth
26.
How is a burn different from a scald? [1 mark]
P.6 • Accidents and First Aid
27.
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
28.
Give any one reason why a burnt or scalded part of the skin is dipped in cold water immediately. [1 mark]
P.6 • Accidents and First Aid
29.
Give any one biological change that takes place in flowering plants. [1 mark]
P.5 • Types of Changes in the Environment
30.
State one structural adaptation of a coconut fruit for water dispersal. [1 mark]
P.5 • Plant Life
31.
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)
32.
State one method of reducing echoes in large school assembly halls. [1 mark]
P.6 • Sound Energy
33.
Name the longest and strongest bone found in the human body. [1 mark]
P.7 • The Muscular and Skeletal System
34.
Why is the chin lifted backwards when giving First Aid to an unconscious casualty? [1 mark]
P.6 • Accidents and First Aid
35.
Which part of the human body is affected by Otalgia? [1 mark]
P.6 • Sound Energy
36.
Give any two examples of root tuber crops. [1 mark]
P.5 • Crop Growing
37.
Name any one living thing that undergoes moulting in the environment. [1 mark]
P.5 • Types of Changes in the Environment
38.
State one nursery bed management practice done to harden off seedlings before transplanting. [1 mark]
P.5 • Crop Growing
39.
Which part of a mammalian tooth contains blood vessels and nerves? [1 mark]
P.4 • The Teeth
40.
In an electric circuit diagram, which instrument is always connected in series to measure electric current? [1 mark]
P.7 • Electricity
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