PAPER CODE: 532/1
MOCK REF: PLE-696831
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.
Why is a pregnant mother advised to eat plenty of food rich in iron? [1 mark]
P.5 • Food and Nutrition
2.
Give any one psychological life skill that adolescent girls can develop to safeguard themselves against early teenage pregnancies. [1 mark]
P.6 • The Reproductive System
3.
How is the function of the anthers in a flower similar to that of the testes in a human male? [1 mark]
P.6 • The Reproductive System
4.
Give any two examples of water impurities. [1 mark]
P.6 • Science at Home and in Our Community
5.
State any one primary sex characteristic in human females. [1 mark]
P.6 • The Reproductive System
6.
Name two methods of obtaining clean water for washing at home. [1 mark]
P.6 • Science at Home and in Our Community
7.
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
8.
State the role of anhydrous calcium chloride in the laboratory investigation of rusting. [1 mark]
P.5 • Types of Changes in the Environment
9.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
10.
How does chlorine make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
11.
Why is the burning of dry paper classified as a chemical change? [1 mark]
P.5 • Types of Changes in the Environment
12.
How is tepid sponging useful to a casualty with high fever? [1 mark]
P.6 • Accidents and First Aid
13.
How is a burn different from a scald? [1 mark]
P.6 • Accidents and First Aid
14.
Why is it not advisable to burst blisters on a burnt part of the skin? [1 mark]
P.6 • Accidents and First Aid
15.
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
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 • Types of Changes in the Environment
Human activities bring about changes in the environment:
(a) Define the term afforestation. (1 mark)
(b) Give any two reasons why people cut down trees on a large scale (deforestation). (2 marks)
(c) State one way in which cutting down trees leads to severe environmental flooding. (1 mark)
17.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Accidents and First Aid
(a) Why should a first aider never induce vomiting in a casualty who has swallowed paraffin or kerosene?
(b) What first aid should be given to a paraffin poisoning victim?
(c) How should a first aider manage a non-corrosive poisoning casualty?
18.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • The Reproductive System
(a) Name the male sex hormone responsible for secondary sex changes during puberty.
(b) Mention two secondary physical changes that occur only in boys during puberty.
(c) Name any one secondary physical change that is common to both boys and girls during puberty.
19.
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.
20.
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)
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