PAPER CODE: 532/1
MOCK REF: PLE-190047
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.
Why is it dangerous to pour highly acidic substances or strong chemical insecticides into a pit latrine? [1 mark]
P.6 • Sanitation
2.
State any two ways in which washing clothes is important to human health. [1 mark]
P.6 • Science at Home and in Our Community
3.
Name the female parent in goat farming. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
4.
State the reason why woolen clothes should be dried flat without wringing (twisting). [1 mark]
P.6 • Science at Home and in Our Community
5.
Give the scientific meaning of the term skeleton. [1 mark]
P.7 • The Muscular and Skeletal System
6.
Why are small gaps left between railway rails during track construction? [1 mark]
P.5 • Heat Energy
7.
Give any one danger of rusting to a school farmer's tools. [1 mark]
P.5 • Types of Changes in the Environment
8.
Why is it raised legs that are required when giving first aid to a person who has fainted? [1 mark]
P.6 • Accidents and First Aid
9.
State the function of a ligament at a movable joint. [1 mark]
P.7 • The Muscular and Skeletal System
10.
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
11.
State one way of preventing the spread of Tuberculosis (TB). [1 mark]
P.7 • The Respiratory System
12.
To which class of vertebrates do snakes and lizards belong? [1 mark]
P.5 • Classification of Animals
13.
State one activity a school Science Club can undertake to combat environmental deforestation. [1 mark]
P.5 • Managing Changes in the Environment
14.
State the role of anhydrous calcium chloride in the laboratory investigation of rusting. [1 mark]
P.5 • Types of Changes in the Environment
15.
Name the insect vector that spreads River Blindness (Onchocerciasis) to humans. [1 mark]
P.4 • Vectors and Diseases
16.
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
17.
How is a burn different from a scald? [1 mark]
P.6 • Accidents and First Aid
18.
Give any one biological change that takes place in flowering plants. [1 mark]
P.5 • Types of Changes in the Environment
19.
State one way of preventing accidental drug poisoning in young children at home. [1 mark]
P.6 • Accidents and First Aid
20.
Name any one element of Primary Health Care (PHC). [1 mark]
P.5 • Primary Health Care (PHC)
21.
Give any one health benefit of regular physical exercises to the human body. [1 mark]
P.7 • The Muscular and Skeletal System
22.
Name any one living thing that undergoes moulting in the environment. [1 mark]
P.5 • Types of Changes in the Environment
23.
State one way of increasing the electrical current produced by a bicycle dynamo. [1 mark]
P.7 • Electricity
24.
Give any one reason why a residential living house should have large windows on opposite walls. [1 mark]
P.5 • Primary Health Care (PHC)
25.
State any one difference between an artery and a vein. [1 mark]
P.7 • The Circulatory System
26.
Name the longest and strongest bone found in the human body. [1 mark]
P.7 • The Muscular and Skeletal System
27.
How does the Ecosan latrine promote agricultural productivity? [1 mark]
P.6 • Sanitation
28.
Which part of the human body is affected by Otalgia? [1 mark]
P.6 • Sound Energy
29.
State any one importance of evaporation in the environment or daily life. [1 mark]
P.5 • Heat Energy
30.
Identify one airborne bacterial disease that affects the human skeleton. [1 mark]
P.7 • The Muscular and Skeletal System
31.
Why is a pregnant mother advised to eat plenty of food rich in iron? [1 mark]
P.5 • Food and Nutrition
32.
Which weather condition is most suitable for solar drying harvested crops? [1 mark]
P.4 • Weather Changes Around Us
33.
State the function of hooks and suckers on the scolex of a tapeworm. [1 mark]
P.6 • Classification of Animals
34.
What term refers to the meat obtained from an adult sheep? [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
35.
Give one reason why food should be chewed properly before swallowing. [1 mark]
P.5 • The Digestive System
36.
In a food web, how do carnivorous animals obtain their energy? [1 mark]
P.6 • Environment and Food Chains
37.
Name any one excretory product eliminated by the human lungs. [1 mark]
P.7 • The Excretory System
38.
State one personal hygiene activity done using a nail cutter or razor blade. [1 mark]
P.4 • Personal Hygiene
39.
Why is a tapeworm classified as an endoparasite? [1 mark]
P.6 • Classification of Animals
40.
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
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