PAPER CODE: 532/1
MOCK REF: PLE-184018
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.
State one way of preventing accidental drug poisoning in young children at home. [1 mark]
P.6 โข Accidents and First Aid
2.
What is Primary Health Care (PHC)? [1 mark]
P.5 โข Primary Health Care (PHC)
3.
How does boiling make water safe for drinking? [1 mark]
P.6 โข Science at Home and in Our Community
4.
What happens when cooking oil is poured onto water in a glass? [1 mark]
P.5 โข Matter and Energy
5.
Give any one function of proteins in the human body. [1 mark]
P.4 โข Food and Nutrition
6.
Which weather condition is most suitable for solar drying harvested crops? [1 mark]
P.4 โข Weather Changes Around Us
7.
State the biological function of the ciliated cells lining the fallopian tubes. [1 mark]
P.6 โข The Reproductive System
8.
Why is wood ash regularly poured into the pit of a latrine or Ecosan toilet? [1 mark]
P.6 โข Sanitation
9.
State one way in which people can conserve non-renewable energy resources. [1 mark]
P.7 โข Energy Resources in the Environment
10.
Give one use of a pair of scissors or razor blade in hair grooming. [1 mark]
P.4 โข Personal Hygiene
11.
Why does the water level in a measuring cylinder rise when a stone is completely immersed in it? [1 mark]
P.5 โข Matter and Energy
12.
Give any two examples of water impurities. [1 mark]
P.6 โข Science at Home and in Our Community
13.
State one way of increasing the electrical current produced by a bicycle dynamo. [1 mark]
P.7 โข Electricity
14.
Give any one psychological life skill that adolescent girls can develop to safeguard themselves against early teenage pregnancies. [1 mark]
P.6 โข The Reproductive System
15.
Why are small gaps left between railway rails during track construction? [1 mark]
P.5 โข Heat 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.6 โข 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 ]
รขโ โ
|~~~~~~~~~~~~~~~| | Coarse Stones | <--- Container T \ / \ Clean Water/ \___________/
รขโ โ
[---------] | 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?
17.
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.
18.
Structured & Practical Assessment Item
[4 MARKS]
P.5 โข Crop Growing
Match each crop management practice in Column A with its correct agricultural purpose in Column B:
(a) Mulching
(b) Pruning
(c) Thinning
(d) Weeding
19.
Structured & Practical Assessment Item
[4 MARKS]
P.6 โข The Reproductive System
(a) Name the fluid that protects the human foetus from mechanical shock and physical injury inside the womb. (1 mark)
(b) State any two functions of the umbilical cord during pregnancy. (2 marks)
(c) Name the organ in the female reproductive system that produces mature ova. (1 mark)
20.
Structured & Practical Assessment Item
[4 MARKS]
P.6 โข 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.
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