PAPER CODE: 532/1
MOCK REF: PLE-431374
Uganda National Examinations Board
Primary Leaving Examination (Standard Science Mock)
INTEGRATED SCIENCE
TIME: 2h 15m
MARKS: 35
★ CANDIDATE QUESTION PAPER ★
Instructions to Candidates:
- This paper consists of two sections: Section A and Section B.
- Section A has 15 questions (15 marks). Section B has 5 questions (20 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 15) — 15 Marks
1 Mark eachQuestion 1 to 15 carry one mark each. Answer all questions in the spaces provided.
1.
Name two methods of obtaining clean water for washing at home. [1 mark]
P.6 • Science at Home and in Our Community
2.
State the role of anhydrous calcium chloride in the laboratory investigation of rusting. [1 mark]
P.5 • Types of Changes in the Environment
3.
How does chlorine make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
4.
Identify the chemical substance used as a depolarizer in a standard dry Leclanché cell. [1 mark]
P.7 • Electricity
5.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
6.
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
7.
Give any one danger of rusting to a school farmer's tools. [1 mark]
P.5 • Types of Changes in the Environment
8.
State the function of a ligament at a movable joint. [1 mark]
P.7 • The Muscular and Skeletal System
9.
State any one function of the diaphragm during the process of breathing. [1 mark]
P.6 • The Respiratory System
10.
In an electric circuit diagram, which instrument is always connected in series to measure electric current? [1 mark]
P.7 • Electricity
11.
State any one element of Primary Health Care. [1 mark]
P.5 • Primary Health Care (PHC)
12.
State any one advantage of castrating male piglets not intended for breeding. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
13.
Why is a pregnant mother advised to eat plenty of food rich in iron? [1 mark]
P.5 • Food and Nutrition
14.
Give any two examples of water impurities. [1 mark]
P.6 • Science at Home and in Our Community
15.
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
Section B: (Questions 16 to 20) — 20 Marks
4 Marks eachQuestion 16 to 20 carry four marks each. All answers must be written in the spaces provided.
16.
Structured & Practical Assessment Item
[4 MARKS]
P.5 • Food and Nutrition
(a) What is colostrum? (1 mark)
(b) State two benefits of colostrum to a newborn infant. (2 marks)
(c) Name the condition that results from a severe lack of Iodine in the diet. (1 mark)
17.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • The Reproductive System
(a) Write down any two disorders that affect the male reproductive system.
(b) State any one advantage of child spacing to a mother in a family.
(c) Give any one reason why females are highly affected by HIV/AIDS during intercourse.
18.
Structured & Practical Assessment Item
[4 MARKS]
P.5 • Primary Health Care (PHC)
(a) Write down the full meaning of the abbreviation PHC. (1 mark)
(b) State any two core principles of Primary Health Care. (2 marks)
(c) Why is Primary Health Care considered more economical for developing nations like Uganda than curative hospital care? (1 mark)
19.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Sanitation
(a) What physical condition results when a patient passes out watery stools many times a day?
(b) State two physical signs of the condition mentioned in (a) above.
(c) What first aid treatment is given to a victim of the condition in (a) to restore balance?
20.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Science at Home and in Our Community
The diagram below shows a simple setup of making water clean. Study and use it to answer the questions that follow:
[ Water poured here ]
↓
|~~~~~~~~~~~~~~~| | Coarse Stones | <--- Container T \ / \ Clean Water/ \___________/
↓
[---------] | S | <--- Container S |_________|
(a) Name the method used above.
(b) Apart from coarse stones, name any two other local materials that can be placed in container T.
(c) Why should the clean water obtained in container S be boiled before drinking?
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