PAPER CODE: 532/1
MOCK REF: PLE-913252
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 the scientific function of the screen (wire mesh) on top of the vent pipe of a VIP latrine. [1 mark]
P.6 • Sanitation
2.
Which part of a mammalian tooth contains blood vessels and nerves? [1 mark]
P.4 • The Teeth
3.
In a food web, how do carnivorous animals obtain their energy? [1 mark]
P.6 • Environment and Food Chains
4.
Give any two examples of water impurities. [1 mark]
P.6 • Science at Home and in Our Community
5.
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
6.
State one reason why a torch may fail to produce light even when it is switched on. [1 mark]
P.7 • Electricity
7.
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
8.
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
9.
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
10.
Why is a tapeworm classified as an endoparasite? [1 mark]
P.6 • Classification of Animals
11.
How does eating fresh oranges or lemons help prevent bleeding gums? [1 mark]
P.5 • Food and Nutrition
12.
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
13.
Name any one excretory product eliminated by the human lungs. [1 mark]
P.7 • The Excretory System
14.
What is meant by non-renewable energy resources? [1 mark]
P.7 • Energy Resources in the Environment
15.
State the function of the U-trap in a water closet (flush toilet). [1 mark]
P.6 • Sanitation
16.
State one way in which food can get contaminated with disease-causing germs in a home. [1 mark]
P.5 • Food and Nutrition
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.
Name the nutritional deficiency disease caused by a severe lack of Vitamin B1 in the diet. [1 mark]
P.5 • Food and Nutrition
19.
State any one advantage of castrating male piglets not intended for breeding. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
20.
How does boiling make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
21.
State one personal hygiene activity done using a nail cutter or razor blade. [1 mark]
P.4 • Personal Hygiene
22.
State the function of hooks and suckers on the scolex of a tapeworm. [1 mark]
P.6 • Classification of Animals
23.
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)
24.
Name the deficiency disease caused by a severe lack of Vitamin C in the diet. [1 mark]
P.5 • Food and Nutrition
25.
What general term refers to cattle kept primarily for ploughing and pulling carts? [1 mark]
P.6 • Keeping Cattle
26.
What scientific term is given to materials that allow light to pass through them completely? [1 mark]
P.7 • Light Energy
27.
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
28.
State the scientific function of soap in cleaning clothes. [1 mark]
P.6 • Science at Home and in Our Community
29.
How is tepid sponging useful to a casualty with high fever? [1 mark]
P.6 • Accidents and First Aid
30.
State the function of the eardrum (tympanic membrane) in the human ear. [1 mark]
P.6 • Sound Energy
31.
State one benefit of warming-up exercises to muscles before strenuous physical activities. [1 mark]
P.7 • The Muscular and Skeletal System
32.
State one way in which school children can help their community control the spread of malaria. [1 mark]
P.5 • Control of Malaria
33.
State any one advantage of breast milk over commercial infant formula milk. [1 mark]
P.5 • Food and Nutrition
34.
Give any one role of water during seed germination. [1 mark]
P.5 • Plant Life
35.
Why does sound travel fastest in solids compared to liquids and gases? [1 mark]
P.6 • Sound Energy
36.
State one structural adaptation of a coconut fruit for water dispersal. [1 mark]
P.5 • Plant Life
37.
Why is an electric fuse constructed using a wire with a low melting point? [1 mark]
P.7 • Electricity
38.
Name the parasitic disease that affects the ears of domestic rabbits. [1 mark]
P.5 • Keeping Rabbits
39.
Name two methods of obtaining clean water for washing at home. [1 mark]
P.6 • Science at Home and in Our Community
40.
Give one effect of thick clouds in the atmosphere. [1 mark]
P.4 • Weather Changes Around Us
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