PAPER CODE: 532/1
MOCK REF: PLE-824601
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 one reason why food should be chewed properly before swallowing. [1 mark]
P.5 • The Digestive System
2.
State the function of hooks and suckers on the scolex of a tapeworm. [1 mark]
P.6 • Classification of Animals
3.
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
4.
Which part of a mammalian tooth contains blood vessels and nerves? [1 mark]
P.4 • The Teeth
5.
State the difference between sand soil and clay soil in terms of particle size. [1 mark]
P.4 • Soil
6.
Name the female parent in goat farming. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
7.
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
8.
Name any one element of Primary Health Care (PHC). [1 mark]
P.5 • Primary Health Care (PHC)
9.
Give one use of a pair of scissors or razor blade in hair grooming. [1 mark]
P.4 • Personal Hygiene
10.
How can a person doing laundry prevent colored clothes from staining white clothes? [1 mark]
P.6 • Science at Home and in Our Community
11.
How does the Ecosan latrine promote agricultural productivity? [1 mark]
P.6 • Sanitation
12.
Why is wood ash regularly poured into the pit of a latrine or Ecosan toilet? [1 mark]
P.6 • Sanitation
13.
What happens when cooking oil is poured onto water in a glass? [1 mark]
P.5 • Matter and Energy
14.
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
15.
State any one advantage of breast milk over commercial infant formula milk. [1 mark]
P.5 • Food and Nutrition
16.
Name any one vaccine-preventable disease in Uganda that affects the liver. [1 mark]
P.5 • Primary Health Care (PHC)
17.
What is meant by the term balanced diet? [1 mark]
P.5 • Food and Nutrition
18.
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
19.
Give the scientific meaning of the term skeleton. [1 mark]
P.7 • The Muscular and Skeletal System
20.
Name the structure on the head of a tapeworm used for attachment to the intestinal wall. [1 mark]
P.6 • Classification of Animals
21.
Mention any one personal hygiene practice that prevents bad body odour. [1 mark]
P.6 • Personal Hygiene
22.
Name the parasitic disease that affects the ears of domestic rabbits. [1 mark]
P.5 • Keeping Rabbits
23.
State one reason why a torch may fail to produce light even when it is switched on. [1 mark]
P.7 • Electricity
24.
What is meant by the term annual crops? [1 mark]
P.5 • Crop Growing
25.
Give one reason why copper is the preferred metal for manufacturing electrical conducting cables in domestic installations. [1 mark]
P.7 • Electricity
26.
During which type of weather does water evaporate fastest from open surfaces? [1 mark]
P.4 • Weather Changes Around Us
27.
State the exact part of the female reproductive system where fertilization takes place. [1 mark]
P.6 • The Reproductive System
28.
State any two ways in which washing clothes is important to human health. [1 mark]
P.6 • Science at Home and in Our Community
29.
State the biological function of the ciliated cells lining the fallopian tubes. [1 mark]
P.6 • The Reproductive System
30.
State the structural adaptation of incisor teeth to their function. [1 mark]
P.4 • The Teeth
31.
State the role of anhydrous calcium chloride in the laboratory investigation of rusting. [1 mark]
P.5 • Types of Changes in the Environment
32.
Identify the chemical substance used as a depolarizer in a standard dry Leclanché cell. [1 mark]
P.7 • Electricity
33.
How does boiling make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
34.
Why is an electric fuse constructed using a wire with a low melting point? [1 mark]
P.7 • Electricity
35.
State any one difference between an artery and a vein. [1 mark]
P.7 • The Circulatory System
36.
State one way in which food can get contaminated with disease-causing germs in a home. [1 mark]
P.5 • Food and Nutrition
37.
Name the part of an insect used for balancing during flight. [1 mark]
P.6 • Classification of Animals
38.
How does chlorine make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
39.
The diagram below shows an animal in the group of invertebrates. (Snail diagram) Name the animal shown. [1 mark]
P.6 • Classification of Animals
40.
How does painting an iron gate prevent it from rusting? [1 mark]
P.5 • Types of Changes in the Environment
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