PAPER CODE: 532/1
MOCK REF: PLE-214682
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 exact part of the female reproductive system where fertilization takes place. [1 mark]
P.6 • The Reproductive System
2.
What is Primary Health Care (PHC)? [1 mark]
P.5 • Primary Health Care (PHC)
3.
State the role of anhydrous calcium chloride in the laboratory investigation of rusting. [1 mark]
P.5 • Types of Changes in the Environment
4.
State any one advantage of breast milk over commercial infant formula milk. [1 mark]
P.5 • Food and Nutrition
5.
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
6.
Give any one example of a dual-purpose or heavy poultry breed. [1 mark]
P.5 • Keeping Poultry and Bees
7.
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
8.
Why are small gaps left between railway rails during track construction? [1 mark]
P.5 • Heat Energy
9.
How can a person doing laundry prevent colored clothes from staining white clothes? [1 mark]
P.6 • Science at Home and in Our Community
10.
State the function of the U-trap in a water closet (flush toilet). [1 mark]
P.6 • Sanitation
11.
State one way of preventing athlete's foot infection. [1 mark]
P.6 • Personal Hygiene
12.
Give one way of controlling the breeding of houseflies in a homestead. [1 mark]
P.6 • Sanitation
13.
Identify the chemical substance used as a depolarizer in a standard dry Leclanché cell. [1 mark]
P.7 • Electricity
14.
State one activity a school Science Club can undertake to combat environmental deforestation. [1 mark]
P.5 • Managing Changes in the Environment
15.
State any two ways in which washing clothes is important to human health. [1 mark]
P.6 • Science at Home and in Our Community
16.
Why is wood ash regularly poured into the pit of a latrine or Ecosan toilet? [1 mark]
P.6 • Sanitation
17.
Give any one health benefit of regular physical exercises to the human body. [1 mark]
P.7 • The Muscular and Skeletal System
18.
Name any one vital organ protected by the human rib cage. [1 mark]
P.7 • The Muscular and Skeletal System
19.
State any one danger of cigarette smoking to the human respiratory system. [1 mark]
P.7 • The Respiratory 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.
How does the Ecosan latrine promote agricultural productivity? [1 mark]
P.6 • Sanitation
22.
State one nursery bed management practice done to harden off seedlings before transplanting. [1 mark]
P.5 • Crop Growing
23.
State one structural adaptation of a coconut fruit for water dispersal. [1 mark]
P.5 • Plant Life
24.
State the function of a ligament at a movable joint. [1 mark]
P.7 • The Muscular and Skeletal System
25.
State any one factor to consider when selecting a suitable site for an apiary. [1 mark]
P.5 • Keeping Poultry and Bees
26.
Mention any one personal hygiene practice that prevents bad body odour. [1 mark]
P.6 • Personal Hygiene
27.
Why is the drop hole of a VIP latrine left open without a lid at all times? [1 mark]
P.6 • Sanitation
28.
Why is it dangerous to pour highly acidic substances or strong chemical insecticides into a pit latrine? [1 mark]
P.6 • Sanitation
29.
State one way PIASCY messages help primary school pupils prevent HIV/AIDS infection. [1 mark]
P.6 • The Reproductive System
30.
State the condition that must be present for a shadow to be formed. [1 mark]
P.7 • Light Energy
31.
Why is a pregnant mother advised to eat plenty of food rich in iron? [1 mark]
P.5 • Food and Nutrition
32.
Name the parasitic disease that affects the ears of domestic rabbits. [1 mark]
P.5 • Keeping Rabbits
33.
Give one safety measure to prevent electric shock in a domestic home. [1 mark]
P.6 • Accidents and First Aid
34.
State any one importance of evaporation in the environment or daily life. [1 mark]
P.5 • Heat Energy
35.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
36.
Name the deficiency disease caused by a severe lack of Vitamin C in the diet. [1 mark]
P.5 • Food and Nutrition
37.
State the scientific function of the screen (wire mesh) on top of the vent pipe of a VIP latrine. [1 mark]
P.6 • Sanitation
38.
Which part of the human body is affected by Otalgia? [1 mark]
P.6 • Sound Energy
39.
State one reproductive similarity between bread moulds (fungi) and ferns (plants). [1 mark]
P.5 • Fungi and Non-Flowering Plants
40.
State any one function of the diaphragm during the process of breathing. [1 mark]
P.6 • The Respiratory System
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