PAPER CODE: 532/1
MOCK REF: PLE-811975
Uganda National Examinations Board
Primary Leaving Examination (Standard Science Mock)
INTEGRATED SCIENCE
TIME: 2h 15m
MARKS: 35
โ
CANDIDATE QUESTION PAPER โ
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) โ 15 Marks
1 Mark eachQuestion 1 to 15 carry one mark each. Answer all questions in the spaces provided.
1.
How does painting an iron gate prevent it from rusting? [1 mark]
P.5 โข Types of Changes in the Environment
2.
Which part of a mammalian tooth contains blood vessels and nerves? [1 mark]
P.4 โข The Teeth
3.
Give any one agricultural use of discarded plastic jerrycans or containers in a home. [1 mark]
P.6 โข Science at Home and in Our Community
4.
Give any two examples of water impurities. [1 mark]
P.6 โข Science at Home and in Our Community
5.
State one characteristic of essential drugs in Primary Health Care. [1 mark]
P.5 โข Primary Health Care (PHC)
6.
Why is an electric fuse constructed using a wire with a low melting point? [1 mark]
P.7 โข Electricity
7.
In an electric circuit diagram, which instrument is always connected in series to measure electric current? [1 mark]
P.7 โข Electricity
8.
State one way of increasing the electrical current produced by a bicycle dynamo. [1 mark]
P.7 โข Electricity
9.
To which class of vertebrates do snakes and lizards belong? [1 mark]
P.5 โข Classification of Animals
10.
State the exact part of the female reproductive system where fertilization takes place. [1 mark]
P.6 โข The Reproductive System
11.
Why is it dangerous to pour highly acidic substances or strong chemical insecticides into a pit latrine? [1 mark]
P.6 โข Sanitation
12.
State the scientific function of the screen on top of the vent pipe of a VIP latrine. [1 mark]
P.6 โข Sanitation
13.
Name the community health workers who act as a frontline bridge between the village and health centres in Uganda. [1 mark]
P.5 โข Primary Health Care (PHC)
14.
Why is it not advisable to burst blisters on a burnt part of the skin? [1 mark]
P.6 โข Accidents and First Aid
15.
Which part of the human body is affected by Otalgia? [1 mark]
P.6 โข Sound Energy
Section B: (Questions 16 to 20) โ 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 โข Matter and Energy
(a) In which state of matter are molecules furthest apart and free to move randomly in all directions? (1 mark)
(b) Name the physical process that occurs when:
(i) A solid changes directly into a gas without turning into a liquid (1 mark)
(ii) A liquid changes into a solid (1 mark)
(c) Give one practical example of a substance that undergoes sublimation. (1 mark)
17.
Structured & Practical Assessment Item
[4 MARKS]
P.6 โข Science at Home and in Our Community
Match the laundry terms in Part A with their correct scientific meanings in Part B:
Sorting
Wringing
Rinsing
Soaking
18.
Structured & Practical Assessment Item
[4 MARKS]
P.5 โข Primary Health Care (PHC)
Primary Health Care involves responsibilities at different levels:
(a) State any one role of an individual in promoting PHC. (1 mark)
(b) State any one role of a school in promoting PHC. (1 mark)
(c) Mention any two roles played by Village Health Teams (VHTs) in a community. (2 marks)
19.
Structured & Practical Assessment Item
[4 MARKS]
P.5 โข Types of Changes in the Environment
Study the experimental setups below showing nails left in four test tubes for five days:
(a) In which test tube did the nail rust fastest? (1 mark)
(b) Why didn't the nail in Test-Tube B (boiled water + oil) rust? (1 mark)
(c) What was the purpose of Test-Tube C containing anhydrous calcium chloride? (1 mark)
(d) State the two environmental conditions necessary for iron to rust. (1 mark)
20.
Structured & Practical Assessment Item
[4 MARKS]
P.6 โข The Reproductive System
(a) State the difference between vasectomy and tubal ligation as methods of family planning.
(b) Why is the use of condoms highly recommended during family planning compared to other methods?
(c) Name one natural family planning method.
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