PAPER CODE: 532/1
MOCK REF: PLE-188583
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 primary sex characteristic in human females. [1 mark]
P.6 • The Reproductive System
2.
Why is it not advisable to burst blisters on a burnt part of the skin? [1 mark]
P.6 • Accidents and First Aid
3.
State one way PIASCY messages help primary school pupils prevent HIV/AIDS infection. [1 mark]
P.6 • The Reproductive System
4.
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
5.
State the condition that must be present for a shadow to be formed. [1 mark]
P.7 • Light Energy
6.
What general term refers to cattle kept primarily for ploughing and pulling carts? [1 mark]
P.6 • Keeping Cattle
7.
State the scientific function of soap in cleaning clothes. [1 mark]
P.6 • Science at Home and in Our Community
8.
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
9.
Name the longest and strongest bone found in the human body. [1 mark]
P.7 • The Muscular and Skeletal System
10.
State one way in which food can get contaminated with disease-causing germs in a home. [1 mark]
P.5 • Food and Nutrition
11.
Why does sound travel fastest in solids compared to liquids and gases? [1 mark]
P.6 • Sound Energy
12.
State the reason why woolen clothes should be dried flat without wringing (twisting). [1 mark]
P.6 • Science at Home and in Our Community
13.
How does a tortoise protect itself from predators and danger in the environment? [1 mark]
P.5 • Classification of Animals
14.
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)
15.
Give any one function of proteins in the human body. [1 mark]
P.4 • Food and Nutrition
16.
To which phylum of invertebrates do insects, arachnids, and crustaceans belong? [1 mark]
P.6 • Classification of Animals
17.
State one way of preventing accidental drug poisoning in young children at home. [1 mark]
P.6 • Accidents and First Aid
18.
What is meant by the term balanced diet? [1 mark]
P.5 • Food and Nutrition
19.
To which class of vertebrates do tortoises and chameleons belong? [1 mark]
P.5 • Classification of Animals
20.
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
21.
Give one use of a pair of scissors or razor blade in hair grooming. [1 mark]
P.4 • Personal Hygiene
22.
State one way of preventing athlete's foot infection. [1 mark]
P.6 • Personal Hygiene
23.
State one nursery bed management practice done to harden off seedlings before transplanting. [1 mark]
P.5 • Crop Growing
24.
State one way in which school children can help their community control the spread of malaria. [1 mark]
P.5 • Control of Malaria
25.
Why does the water level in a measuring cylinder rise when a stone is completely immersed in it? [1 mark]
P.5 • Matter and Energy
26.
Name the nutritional deficiency disease caused by a severe lack of Vitamin B1 in the diet. [1 mark]
P.5 • Food and Nutrition
27.
Why is an electric fuse constructed using a wire with a low melting point? [1 mark]
P.7 • Electricity
28.
Which part of a mammalian tooth contains blood vessels and nerves? [1 mark]
P.4 • The Teeth
29.
Give any one health benefit of regular physical exercises to the human body. [1 mark]
P.7 • The Muscular and Skeletal System
30.
Name any one vital organ protected by the human rib cage. [1 mark]
P.7 • The Muscular and Skeletal System
31.
State any one way in which the ironing of clothes is useful when cleaning clothes. [1 mark]
P.6 • Science at Home and in Our Community
32.
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
33.
How is the function of the anthers in a flower similar to that of the testes in a human male? [1 mark]
P.6 • The Reproductive System
34.
Give any one reason why a residential living house should have large windows on opposite walls. [1 mark]
P.5 • Primary Health Care (PHC)
35.
How does the Ecosan latrine promote agricultural productivity? [1 mark]
P.6 • Sanitation
36.
Why is a tapeworm classified as an endoparasite? [1 mark]
P.6 • Classification of Animals
37.
State any one advantage of castrating male piglets not intended for breeding. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
38.
Which weather condition is most suitable for solar drying harvested crops? [1 mark]
P.4 • Weather Changes Around Us
39.
Give any one example of an emotional change in adolescents. [1 mark]
P.6 • The Reproductive System
40.
Name any one vaccine-preventable disease in Uganda that affects the liver. [1 mark]
P.5 • Primary Health Care (PHC)
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