PAPER CODE: 532/1
MOCK REF: PLE-738436
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.
Name the farm structure used to hold cattle or goats firmly during hand spraying, drenching, or vaccination. [1 mark]
P.5 โข Keeping Goats, Sheep, and Pigs
2.
Give any one danger of rusting to a school farmer's tools. [1 mark]
P.5 โข Types of Changes in the Environment
3.
Name the organ in the human body responsible for thinking, intelligence, and memory. [1 mark]
P.7 โข The Nervous System
4.
How does the Ecosan latrine promote agricultural productivity? [1 mark]
P.6 โข Sanitation
5.
Give one safety measure to prevent electric shock in a domestic home. [1 mark]
P.6 โข Accidents and First Aid
6.
Give any one example of a dual-purpose or heavy poultry breed. [1 mark]
P.5 โข Keeping Poultry and Bees
7.
State one personal hygiene activity done using a nail cutter or razor blade. [1 mark]
P.4 โข Personal Hygiene
8.
How does painting an iron gate prevent it from rusting? [1 mark]
P.5 โข Types of Changes in the Environment
9.
State the role of anhydrous calcium chloride in the laboratory investigation of rusting. [1 mark]
P.5 โข Types of Changes in the Environment
10.
State any one factor to consider when selecting a suitable site for an apiary. [1 mark]
P.5 โข Keeping Poultry and Bees
11.
How can a person doing laundry prevent colored clothes from staining white clothes? [1 mark]
P.6 โข Science at Home and in Our Community
12.
What general term refers to cattle kept primarily for ploughing and pulling carts? [1 mark]
P.6 โข Keeping Cattle
13.
Identify the chemical substance used as a depolarizer in a standard dry Leclanchรยฉ cell. [1 mark]
P.7 โข Electricity
14.
Give any one example of an external parasite (ectoparasite) that attacks cattle. [1 mark]
P.6 โข Keeping Cattle
15.
Mention any two environmental conditions necessary for viable seeds to germinate. [1 mark]
P.5 โข Plant Life
16.
Name the disorder of the skeletal system where a bone moves away from its normal position at a joint. [1 mark]
P.7 โข The Muscular and Skeletal System
17.
Give a reason why a hard object (wrapped in a clean cloth) should be put in the mouth of a convulsing victim. [1 mark]
P.6 โข Accidents and First Aid
18.
What happens when cooking oil is poured onto water in a glass? [1 mark]
P.5 โข Matter and Energy
19.
State one reason why a torch may fail to produce light even when it is switched on. [1 mark]
P.7 โข Electricity
20.
State any one danger of hanging colored clothes under direct sunshine for a long time to dry. [1 mark]
P.6 โข Science at Home and in Our Community
21.
Why is a pregnant mother advised to eat plenty of food rich in iron? [1 mark]
P.5 โข Food and Nutrition
22.
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
23.
Name the structure on the head of a tapeworm used for attachment to the intestinal wall. [1 mark]
P.6 โข Classification of Animals
24.
Give any one example of an emotional change in adolescents. [1 mark]
P.6 โข The Reproductive System
25.
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 โข Science at Home and in Our Community
26.
State one reproductive similarity between bread moulds (fungi) and ferns (plants). [1 mark]
P.5 โข Fungi and Non-Flowering Plants
27.
Name the bud found in the leaf axil of a flowering plant. [1 mark]
P.4 โข Plant Life
28.
Give any one health benefit of regular physical exercises to the human body. [1 mark]
P.7 โข The Muscular and Skeletal System
29.
State one way of preventing the spread of Tuberculosis (TB). [1 mark]
P.7 โข The Respiratory System
30.
State one structural adaptation of a coconut fruit for water dispersal. [1 mark]
P.5 โข Plant Life
31.
In a food web, how do carnivorous animals obtain their energy? [1 mark]
P.6 โข Environment and Food Chains
32.
During which type of weather does water evaporate fastest from open surfaces? [1 mark]
P.4 โข Weather Changes Around Us
33.
Name the longest and strongest bone found in the human body. [1 mark]
P.7 โข The Muscular and Skeletal System
34.
State any one difference between an artery and a vein. [1 mark]
P.7 โข The Circulatory System
35.
State the difference between sand soil and clay soil in terms of particle size. [1 mark]
P.4 โข Soil
36.
State the biological function of the ciliated cells lining the fallopian tubes. [1 mark]
P.6 โข The Reproductive System
37.
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)
38.
State one activity a school Science Club can undertake to combat environmental deforestation. [1 mark]
P.5 โข Managing Changes in the Environment
39.
State any one element of Primary Health Care. [1 mark]
P.5 โข Primary Health Care (PHC)
40.
Give any one role of water during seed germination. [1 mark]
P.5 โข Plant Life
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.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
42.
Structured & Practical Assessment Item
[4 MARKS]
P.6 โข Sanitation
(a) Give the difference between an Ordinary Pit Latrine and a VIP Latrine in terms of structural coverings.
(b) What material is used in an Ecosan latrine to dry human waste, and what is its role?
(c) State one major maintenance rule for a Water Closet (Flush Toilet) bowl.
43.
Structured & Practical Assessment Item
[4 MARKS]
P.7 โข The Respiratory System
(a) Name the gas needed for: (i) Aerobic respiration (1 mark), (ii) Produced as a waste product of respiration (1 mark)
(b) State any two dangers of violent wind in the environment. (2 marks)
44.
Structured & Practical Assessment Item
[4 MARKS]
P.5 โข Matter and Energy
(a) In which state of matter are molecules furthest apart and free to move randomly in all directions? (1 mark)
(b) Name the physical process that occurs when:
(i) A solid changes directly into a gas without turning into a liquid (1 mark)
(ii) A liquid changes into a solid (1 mark)
(c) Give one practical example of a substance that undergoes sublimation. (1 mark)
45.
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.
46.
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.
47.
Structured & Practical Assessment Item
[4 MARKS]
P.5 โข Keeping Goats, Sheep, and Pigs
(a) Name any one exotic breed of dairy goats. (1 mark)
(b) Name the commercial textile product obtained from Angora goats. (1 mark)
(c) State any two advantages of keeping goats over keeping cattle. (2 marks)
48.
Structured & Practical Assessment Item
[4 MARKS]
P.6 โข Accidents and First Aid
(a) State any two common causes of nose bleeding (epistaxis) in children. (2 marks)
(b) State two First Aid measures given to manage a nose bleeding casualty. (2 marks)
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.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?
51.
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.
52.
Structured & Practical Assessment Item
[4 MARKS]
P.5 โข 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)
53.
Structured & Practical Assessment Item
[4 MARKS]
P.5 โข Fungi and Non-Flowering Plants
(a) Name the green pigment in plant leaves that absorbs sunlight for photosynthesis. (1 mark)
(b) State one nutritional difference between ferns and mushrooms. (1 mark)
(c) Give any two other examples of non-flowering spore-producing plants apart from ferns. (2 marks)
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 Sanitation
(a) What physical condition results when a patient passes out watery stools many times a day?
(b) State two physical signs of the condition mentioned in (a) above.
(c) What first aid treatment is given to a victim of the condition in (a) to restore balance?
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