PAPER CODE: 532/1
MOCK REF: PLE-774271
Uganda National Examinations Board
Primary Leaving Examination (Standard Science Mock)
INTEGRATED SCIENCE
TIME: 2h 15m
MARKS: 65
★ CANDIDATE QUESTION PAPER ★
Instructions to Candidates:
- This paper consists of two sections: Section A and Section B.
- Section A has 25 questions (25 marks). Section B has 10 questions (40 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 25) — 25 Marks
1 Mark eachQuestion 1 to 25 carry one mark each. Answer all questions in the spaces provided.
1.
State the minimum distance a pit latrine should be dug away from a domestic spring well or borehole. [1 mark]
P.5 • Primary Health Care (PHC)
2.
State any one advantage of castrating male piglets not intended for breeding. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
3.
Give any one reason why veterinary doctors advise farmers NEVER to open the carcass of an animal suspected to have died of Anthrax. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
4.
Name the part of an insect used for balancing during flight. [1 mark]
P.6 • Classification of Animals
5.
What is Primary Health Care (PHC)? [1 mark]
P.5 • Primary Health Care (PHC)
6.
Why is the drop hole of a VIP latrine left open without a lid at all times? [1 mark]
P.6 • Sanitation
7.
Give any one danger of rusting to a school farmer's tools. [1 mark]
P.5 • Types of Changes in the Environment
8.
Why is a pregnant mother advised to eat plenty of food rich in iron? [1 mark]
P.5 • Food and Nutrition
9.
What is meant by the term balanced diet? [1 mark]
P.5 • Food and Nutrition
10.
State the scientific function of soap in cleaning clothes. [1 mark]
P.6 • Science at Home and in Our Community
11.
Name the female parent in goat farming. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
12.
Name the deficiency disease caused by a severe lack of Vitamin C in the diet. [1 mark]
P.5 • Food and Nutrition
13.
State the role of anhydrous calcium chloride in the laboratory investigation of rusting. [1 mark]
P.5 • Types of Changes in the Environment
14.
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
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
16.
State any one danger of bottle feeding to a four-month-old baby. [1 mark]
P.5 • Food and Nutrition
17.
How is tepid sponging useful to a casualty with high fever? [1 mark]
P.6 • Accidents and First Aid
18.
Why is it not advisable to burst blisters on a burnt part of the skin? [1 mark]
P.6 • Accidents and First Aid
19.
How does boiling make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
20.
State the reason why woolen clothes should be dried flat without wringing (twisting). [1 mark]
P.6 • Science at Home and in Our Community
21.
State any two ways in which washing clothes is important to human health. [1 mark]
P.6 • Science at Home and in Our Community
22.
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
23.
In an electric circuit diagram, which instrument is always connected in series to measure electric current? [1 mark]
P.7 • Electricity
24.
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
25.
Name the part of a cow that changes the color when a cow is on heat. [1 mark]
P.6 • Keeping Cattle
Section B: (Questions 26 to 35) — 40 Marks
4 Marks eachQuestion 26 to 35 carry four marks each. All answers must be written in the spaces provided.
26.
Structured & Practical Assessment Item
[4 MARKS]
P.5 • Food and Nutrition
Vulnerable groups have special dietary requirements:
(a) Why is a convalescent person classified as a vulnerable individual? (1 mark)
(b) Which class of food should be increased in a convalescent's diet? (1 mark)
(c) State the nutritional role of dietary roughage in human digestion. (1 mark)
(d) Name any one local food source rich in dietary roughage. (1 mark)
27.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • Electricity
(a) State the difference between static electricity and current electricity.
(b) Describe how static charges are produced on a plastic ruler.
(c) State two safety precautions taken to protect tall school buildings against lightning strikes.
28.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • Electricity
(a) Draw schematic circuit symbols for:
(i) A cell
(ii) An open switch
(b) State two advantages of connecting domestic lights in parallel rather than in series.
29.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Sound Energy
(a) Mention any one example of musical instruments in each of the groups below:
(i) String instrument
(ii) Percussion instrument
(b) Name any two methods of storing sound.
30.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • 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.
31.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • Electricity
The diagram represents a simple dry cell:
(a) Name the parts marked:
(i) Outer metal casing
(ii) Central black rod
(b) What is the function of the ammonium chloride paste?
(c) Why does a dry cell eventually lose power (go flat)?
32.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • The Muscular and Skeletal System
The diagram below illustrates a Primary 7 wooden teaching arm model:
[Upper Wood] connected by a [Hinge] to [Lower Wood], with [Cord] and [Rubber Band].
(a) Which bone in the human arm is represented by the upper wood?
(b) Name the muscle represented by: (i) Cord (ii) Rubber band
(c) What anatomical joint is represented by the hinge?
33.
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.
34.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • The Muscular and Skeletal System
(a) Mention two connective tissues found at a movable joint in the human skeleton.
(b) State the difference in function between a tendon and a ligament.
(c) State any two ways in which friction is reduced at a movable joint.
35.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Accidents and First Aid
(a) Name the kind of water recommended to be used when tepid sponging a casualty of high fever.
(b) State the scientific reason why the water mentioned in (a) is used instead of very cold water.
(c) Mention any two signs of dysentery in humans.
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