PAPER CODE: 532/1
MOCK REF: PLE-376854
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 the part of an insect used for balancing during flight. [1 mark]
P.6 • Classification of Animals
2.
Give one reason why copper is the preferred metal for manufacturing electrical conducting cables in domestic installations. [1 mark]
P.7 • Electricity
3.
State one activity a school Science Club can undertake to combat environmental deforestation. [1 mark]
P.5 • Managing Changes in the Environment
4.
In which method of making water clean do you first allow the impurities to settle at the bottom of a container? [1 mark]
P.6 • Science at Home and in Our Community
5.
State one way of preventing the spread of Tuberculosis (TB). [1 mark]
P.7 • The Respiratory System
6.
State one way of preventing accidental drug poisoning in young children at home. [1 mark]
P.6 • Accidents and First Aid
7.
State one reproductive similarity between bread moulds (fungi) and ferns (plants). [1 mark]
P.5 • Fungi and Non-Flowering Plants
8.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
9.
Give any one example of an external parasite (ectoparasite) that attacks cattle. [1 mark]
P.6 • Keeping Cattle
10.
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
11.
Give any one example of a dual-purpose or heavy poultry breed. [1 mark]
P.5 • Keeping Poultry and Bees
12.
How does boiling make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
13.
State the function of a ligament at a movable joint. [1 mark]
P.7 • The Muscular and Skeletal System
14.
How is a burn different from a scald? [1 mark]
P.6 • Accidents and First Aid
15.
State the function of the U-trap in a water closet (flush toilet). [1 mark]
P.6 • Sanitation
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.4 • Vectors and Diseases
(a) Name the insect vector that spreads Sleeping Sickness (Trypanosomiasis) to humans. (1 mark)
(b) Which developmental stage of a housefly causes food contamination? (1 mark)
(c) What do adult female tsetse flies and female anopheles mosquitoes feed on? (1 mark)
(d) How does an infected mosquito transmit malaria parasites to humans? (1 mark)
17.
Structured & Practical Assessment Item
[4 MARKS]
P.5 • Keeping Goats, Sheep, and Pigs
A farmer noticed his goats were limping and producing a bad smell from their hooves:
(a) Which livestock disease is the farmer's herd likely suffering from? (1 mark)
(b) State the environmental condition in the goat pen that promotes this disease. (1 mark)
(c) Outline any two measures the farmer should take to control this disease. (2 marks)
18.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • Simple Machines
(a) Name the simple machine used in a windlass (water winch) for drawing water from deep wells. (1 mark)
(b) State two other practical uses of the machine named in (a). (2 marks)
(c) Name the opposing force that resists motion in simple machines. (1 mark)
19.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • 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 • Sanitation
(a) Give the meaning of each of the following terms:
(i) Sanitation (1 mark)
(ii) Personal hygiene (1 mark)
(b) State any two human activities done to maintain proper sanitation in a school compound. (2 marks)
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