PAPER CODE: 532/1
MOCK REF: PLE-188583
Uganda National Examinations Board
Primary Leaving Examination (Standard Science Mock)
INTEGRATED SCIENCE
TIME: 2h 15m
MARKS: 100
โ
CANDIDATE QUESTION PAPER โ
Instructions to Candidates:
- This paper consists of two sections: Section A and Section B.
- Section A has 40 questions (40 marks). Section B has 15 questions (60 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 40) โ 40 Marks
1 Mark eachQuestion 1 to 40 carry one mark each. Answer all questions in the spaces provided.
1.
State any one primary sex characteristic in human females. [1 mark]
P.6 โข The Reproductive System
2.
Why is it not advisable to burst blisters on a burnt part of the skin? [1 mark]
P.6 โข Accidents and First Aid
3.
State one way PIASCY messages help primary school pupils prevent HIV/AIDS infection. [1 mark]
P.6 โข The Reproductive System
4.
Give any one reason why a burnt or scalded part of the skin is dipped in cold water immediately. [1 mark]
P.6 โข Accidents and First Aid
5.
State the condition that must be present for a shadow to be formed. [1 mark]
P.7 โข Light Energy
6.
What general term refers to cattle kept primarily for ploughing and pulling carts? [1 mark]
P.6 โข Keeping Cattle
7.
State the scientific function of soap in cleaning clothes. [1 mark]
P.6 โข Science at Home and in Our Community
8.
Give one reason why a person who has fainted should be placed in a cool, open, and well-ventilated space. [1 mark]
P.6 โข Accidents and First Aid
9.
Name the longest and strongest bone found in the human body. [1 mark]
P.7 โข The Muscular and Skeletal System
10.
State one way in which food can get contaminated with disease-causing germs in a home. [1 mark]
P.5 โข Food and Nutrition
11.
Why does sound travel fastest in solids compared to liquids and gases? [1 mark]
P.6 โข Sound Energy
12.
State the reason why woolen clothes should be dried flat without wringing (twisting). [1 mark]
P.6 โข Science at Home and in Our Community
13.
How does a tortoise protect itself from predators and danger in the environment? [1 mark]
P.5 โข Classification of Animals
14.
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)
15.
Give any one function of proteins in the human body. [1 mark]
P.4 โข Food and Nutrition
16.
To which phylum of invertebrates do insects, arachnids, and crustaceans belong? [1 mark]
P.6 โข Classification of Animals
17.
State one way of preventing accidental drug poisoning in young children at home. [1 mark]
P.6 โข Accidents and First Aid
18.
What is meant by the term balanced diet? [1 mark]
P.5 โข Food and Nutrition
19.
To which class of vertebrates do tortoises and chameleons belong? [1 mark]
P.5 โข Classification of Animals
20.
Why is the floor of a modern pigsty built with a gentle slope towards the drainage channel? [1 mark]
P.5 โข Keeping Goats, Sheep, and Pigs
21.
Give one use of a pair of scissors or razor blade in hair grooming. [1 mark]
P.4 โข Personal Hygiene
22.
State one way of preventing athlete's foot infection. [1 mark]
P.6 โข Personal Hygiene
23.
State one nursery bed management practice done to harden off seedlings before transplanting. [1 mark]
P.5 โข Crop Growing
24.
State one way in which school children can help their community control the spread of malaria. [1 mark]
P.5 โข Control of Malaria
25.
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
26.
Name the nutritional deficiency disease caused by a severe lack of Vitamin B1 in the diet. [1 mark]
P.5 โข Food and Nutrition
27.
Why is an electric fuse constructed using a wire with a low melting point? [1 mark]
P.7 โข Electricity
28.
Which part of a mammalian tooth contains blood vessels and nerves? [1 mark]
P.4 โข The Teeth
29.
Give any one health benefit of regular physical exercises to the human body. [1 mark]
P.7 โข The Muscular and Skeletal System
30.
Name any one vital organ protected by the human rib cage. [1 mark]
P.7 โข The Muscular and Skeletal System
31.
State any one way in which the ironing of clothes is useful when cleaning clothes. [1 mark]
P.6 โข Science at Home and in Our Community
32.
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
33.
How is the function of the anthers in a flower similar to that of the testes in a human male? [1 mark]
P.6 โข The Reproductive System
34.
Give any one reason why a residential living house should have large windows on opposite walls. [1 mark]
P.5 โข Primary Health Care (PHC)
35.
How does the Ecosan latrine promote agricultural productivity? [1 mark]
P.6 โข Sanitation
36.
Why is a tapeworm classified as an endoparasite? [1 mark]
P.6 โข Classification of Animals
37.
State any one advantage of castrating male piglets not intended for breeding. [1 mark]
P.5 โข Keeping Goats, Sheep, and Pigs
38.
Which weather condition is most suitable for solar drying harvested crops? [1 mark]
P.4 โข Weather Changes Around Us
39.
Give any one example of an emotional change in adolescents. [1 mark]
P.6 โข The Reproductive System
40.
Name any one vaccine-preventable disease in Uganda that affects the liver. [1 mark]
P.5 โข Primary Health Care (PHC)
Section B: (Questions 41 to 55) โ 60 Marks
4 Marks eachQuestion 41 to 55 carry four marks each. All answers must be written in the spaces provided.
41.
Structured & Practical Assessment Item
[4 MARKS]
P.5 โข Crop Growing
(a) State any one danger of weeds to growing crops. (1 mark)
(b) Give any two cultural methods of controlling weeds in a garden. (2 marks)
(c) State one routine management practice carried out on climbing crops like tomatoes. (1 mark)
42.
Structured & Practical Assessment Item
[4 MARKS]
P.6 โข Sanitation
Study the waste transmission elements below and answer the questions that follow:
Faeces รขโโฌรขโโฌรขโยบ Vector (Fly) รขโโฌรขโโฌรขโยบ Food รขโโฌรขโโฌรขโยบ Fingers รขโโฌรขโโฌรขโยบ Healthy Person
(a) What scientific name is given to the disease-spreading pathway shown above?
(b) Give any two examples of communicable diarrhoeal diseases spread through this pathway.
(c) State any one physical activity done at home to block vectors from accessing Food.
43.
Structured & Practical Assessment Item
[4 MARKS]
P.7 โข 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
44.
Structured & Practical Assessment Item
[4 MARKS]
P.5 โข Primary Health Care (PHC)
(a) State any two types of health information collected during a community health survey. (2 marks)
(b) Give two reasons why health surveys are important to a community. (2 marks)
45.
Structured & Practical Assessment Item
[4 MARKS]
P.7 โข The Muscular and Skeletal System
(a) Name the two voluntary muscles found in the human upper arm.
(b) Give any one function of muscles in the human body.
(c) State any one importance of maintaining correct body posture in humans.
46.
Structured & Practical Assessment Item
[4 MARKS]
P.7 โข 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.
47.
Structured & Practical Assessment Item
[4 MARKS]
P.6 โข Accidents and First Aid
(a) State the difference between drowning and near drowning.
(b) Give any two common causes of near drowning.
(c) State any one way you can help save a near-drowned casualty.
48.
Structured & Practical Assessment Item
[4 MARKS]
P.6 โข The Reproductive System
(a) State the difference between identical twins and fraternal twins in terms of fertilization.
(b) State any two physical characteristics unique to identical twins.
49.
Structured & Practical Assessment Item
[4 MARKS]
P.7 โข 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.
50.
Structured & Practical Assessment Item
[4 MARKS]
P.5 โข Types of Changes in the Environment
A Primary 5 pupil heated a tin can with water, sealed it tightly, and poured cold water on it.
(a) What happened to the tin can? (1 mark)
(b) Explain why that happened to the can. (2 marks)
(c) Which physical state transition occurred inside the can? (1 mark)
51.
Structured & Practical Assessment Item
[4 MARKS]
P.6 โข Accidents and First Aid
(a) Why should a first aider never induce vomiting in a casualty who has swallowed paraffin or kerosene?
(b) What first aid should be given to a paraffin poisoning victim?
(c) How should a first aider manage a non-corrosive poisoning casualty?
52.
Structured & Practical Assessment Item
[4 MARKS]
P.7 โข The Muscular and Skeletal System
(a) Name the five regions of the human vertebral column in order from neck to tail.
(b) Give the number of vertebrae in: (i) Cervical region (ii) Lumbar region
(c) State the function of the human vertebral column.
53.
Structured & Practical Assessment Item
[4 MARKS]
P.6 โข Science at Home and in Our Community
The diagram below shows a simple water purification system. Study and use it to answer the questions that follow:
Swampy water รขโโฌรขโโฌรขโยบ Filtered รขโโฌรขโโฌรขโยบ Point W รขโโฌรขโโฌรขโยบ Stored in the jerrycan
(a) Name any one activity that can be done to water at Point W.
(b) Why is swampy water filtered before being taken to Point W?
(c) State the importance of passing water through Point W.
(d) Mention any one other activity that can be done to swampy water before being taken to Point W to make it clear.
54.
Structured & Practical Assessment Item
[4 MARKS]
P.7 โข Light Energy
When white light passes through a triangular glass prism, it splits into a spectrum of seven colors:
(a) Name the first and last colors of the visible light spectrum: (i) Color between red and yellow (1 mark), (ii) Color with the shortest wavelength at the bottom (1 mark)
(b) Why do the different colors of white light refract at different angles through the prism? (1 mark)
(c) How is a natural rainbow formed in the sky? (1 mark)
55.
Structured & Practical Assessment Item
[4 MARKS]
P.6 โข Alcohol, Smoking and Drugs
(a) Mention any two health hazards of heavy alcohol consumption to the human body. (2 marks)
(b) State any two social or economic effects of alcoholism to a family. (2 marks)
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