PAPER CODE: 532/1
MOCK REF: PLE-797910
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.
How is a burn different from a scald? [1 mark]
P.6 • Accidents and First Aid
2.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
3.
State any one element of Primary Health Care. [1 mark]
P.5 • Primary Health Care (PHC)
4.
State one reproductive similarity between bread moulds (fungi) and ferns (plants). [1 mark]
P.5 • Fungi and Non-Flowering Plants
5.
Why is it dangerous to pour highly acidic substances or strong chemical insecticides into a pit latrine? [1 mark]
P.6 • Sanitation
6.
In an electric circuit diagram, which instrument is always connected in series to measure electric current? [1 mark]
P.7 • Electricity
7.
Why is a pregnant mother advised to eat plenty of food rich in iron? [1 mark]
P.5 • Food and Nutrition
8.
State one reason why alcohol is preferred to mercury in minimum thermometers. [1 mark]
P.5 • Heat Energy
9.
Why should a farmer select healthy and viable seeds before planting? [1 mark]
P.5 • Crop Growing
10.
Give any one role of water during seed germination. [1 mark]
P.5 • Plant Life
11.
State any two ways in which washing clothes is important to human health. [1 mark]
P.6 • Science at Home and in Our Community
12.
State one way PIASCY messages help primary school pupils prevent HIV/AIDS infection. [1 mark]
P.6 • The Reproductive System
13.
Name the part of an insect used for balancing during flight. [1 mark]
P.6 • Classification of Animals
14.
State any one importance of evaporation in the environment or daily life. [1 mark]
P.5 • Heat Energy
15.
Give any one function of proteins in the human body. [1 mark]
P.4 • Food and Nutrition
16.
How is tepid sponging useful to a casualty with high fever? [1 mark]
P.6 • Accidents and First Aid
17.
Name any one vital organ protected by the human rib cage. [1 mark]
P.7 • The Muscular and Skeletal System
18.
How can a person doing laundry prevent colored clothes from staining white clothes? [1 mark]
P.6 • Science at Home and in Our Community
19.
Name any one excretory product eliminated by the human lungs. [1 mark]
P.7 • The Excretory System
20.
Give one road safety practice for pedestrians crossing a busy road. [1 mark]
P.6 • Accidents and First Aid
21.
Name the disorder of the skeletal system where a bone moves away from its normal position at a joint. [1 mark]
P.7 • The Muscular and Skeletal System
22.
How does eating fresh oranges or lemons help prevent bleeding gums? [1 mark]
P.5 • Food and Nutrition
23.
Name the type of optical lens that diverges light rays. [1 mark]
P.7 • Light Energy
24.
State any one danger of hanging colored clothes under direct sunshine for a long time to dry. [1 mark]
P.6 • Science at Home and in Our Community
25.
Give one effect of thick clouds in the atmosphere. [1 mark]
P.4 • Weather Changes Around Us
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.7 • Forestry and Agroforestry
(a) Define the term agroforestry. (1 mark)
(b) State any one characteristic of suitable tree species used in agroforestry. (1 mark)
(c) Give any two benefits of agroforestry to a farmer. (2 marks)
27.
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.
28.
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)
29.
Structured & Practical Assessment Item
[4 MARKS]
P.5 • Food and Nutrition
The table below shows two children suffering from malnutrition:
(a) Name the deficiency disease Child X is suffering from if he has swollen feet, moon face, and reddish hair. (1 mark)
(b) Name the deficiency disease Child Y is suffering from if he has extreme wasting, visible ribs, and an old person's face. (1 mark)
(c) What nutrient is severely lacking in Child X's diet? (1 mark)
(d) Give any one food you would feed Child X to cure this condition. (1 mark)
30.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Classification of Animals
(a) Name the group of worms to which each of the following belongs:
(i) Tapeworm and Liver fluke (1 mark)
(ii) Roundworm and Hookworm (1 mark)
(b) State any two ways in which parasitic worms enter the human body. (2 marks)
31.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • 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
32.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • The Muscular and Skeletal System
(a) What is a fracture?
(b) Distinguish between a simple fracture and a compound fracture.
(c) Give the main function of each of the following first aid items:
(i) Splints
(ii) Arm sling
33.
Structured & Practical Assessment Item
[4 MARKS]
P.5 • Food and Nutrition
(a) What is colostrum? (1 mark)
(b) State two benefits of colostrum to a newborn infant. (2 marks)
(c) Name the condition that results from a severe lack of Iodine in the diet. (1 mark)
34.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Sanitation
(a) Outline the three correct scientific steps followed when preparing Oral Rehydration Solution (ORS) locally at home. (3 marks)
(b) State the importance of administering ORS to a child suffering from severe diarrhoea. (1 mark)
35.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • The Circulatory System
(a) Name the main blood vessel that brings deoxygenated blood from body tissues to the right atrium of the heart. (1 mark)
(b) Which type of blood is carried by the pulmonary vein? (1 mark)
(c) State any two structural adaptations of arteries to their function. (2 marks)
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