PAPER CODE: 532/1
MOCK REF: PLE-661052
Uganda National Examinations Board
Primary Leaving Examination (Standard Science Mock)
INTEGRATED SCIENCE
TIME: 2h 15m
MARKS: 40
★ CANDIDATE QUESTION PAPER ★
Instructions to Candidates:
- This paper consists of two sections: Section A and Section B.
- Section A has 40 questions (40 marks). Section B has 0 questions (0 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) — 40 Marks
1 Mark eachQuestion 1 to 40 carry one mark each. Answer all questions in the spaces provided.
1.
Name any one element of Primary Health Care (PHC). [1 mark]
P.5 • Primary Health Care (PHC)
2.
Why are small gaps left between railway rails during track construction? [1 mark]
P.5 • Heat Energy
3.
Give the scientific meaning of the term skeleton. [1 mark]
P.7 • The Muscular and Skeletal System
4.
State the function of the eardrum (tympanic membrane) in the human ear. [1 mark]
P.6 • Sound Energy
5.
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
6.
Why is a pregnant mother advised to eat plenty of food rich in iron? [1 mark]
P.5 • Food and Nutrition
7.
State any two ways in which washing clothes is important to human health. [1 mark]
P.6 • Science at Home and in Our Community
8.
Give any two examples of root tuber crops. [1 mark]
P.5 • Crop Growing
9.
Which part of a mammalian tooth contains blood vessels and nerves? [1 mark]
P.4 • The Teeth
10.
Name any one type of latrine. [1 mark]
P.6 • Sanitation
11.
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)
12.
State one activity a school Science Club can undertake to combat environmental deforestation. [1 mark]
P.5 • Managing Changes in the Environment
13.
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
14.
Give one use of a pair of scissors or razor blade in hair grooming. [1 mark]
P.4 • Personal Hygiene
15.
Give any one health benefit of regular physical exercises to the human body. [1 mark]
P.7 • The Muscular and Skeletal System
16.
In an electric circuit diagram, which instrument is always connected in series to measure electric current? [1 mark]
P.7 • Electricity
17.
Name the main natural source of heat and light energy on earth. [1 mark]
P.4 • Energy in the Environment
18.
State any one difference between an artery and a vein. [1 mark]
P.7 • The Circulatory System
19.
Name the movable joint found between the atlas and axis vertebrae in the neck. [1 mark]
P.7 • The Muscular and Skeletal System
20.
Give any one function of proteins in the human body. [1 mark]
P.4 • Food and Nutrition
21.
State any one advantage of castrating male piglets not intended for breeding. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
22.
State the biological function of the ciliated cells lining the fallopian tubes. [1 mark]
P.6 • The Reproductive System
23.
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
24.
State the function of a ligament at a movable joint. [1 mark]
P.7 • The Muscular and Skeletal System
25.
State one reproductive similarity between bread moulds (fungi) and ferns (plants). [1 mark]
P.5 • Fungi and Non-Flowering Plants
26.
Give any one example of a dual-purpose or heavy poultry breed. [1 mark]
P.5 • Keeping Poultry and Bees
27.
How does painting an iron gate prevent it from rusting? [1 mark]
P.5 • Types of Changes in the Environment
28.
Name any one excretory product eliminated by the human lungs. [1 mark]
P.7 • The Excretory System
29.
State the structural adaptation of incisor teeth to their function. [1 mark]
P.4 • The Teeth
30.
State one nursery bed management practice done to harden off seedlings before transplanting. [1 mark]
P.5 • Crop Growing
31.
State one way in which people can conserve non-renewable energy resources. [1 mark]
P.7 • Energy Resources in the Environment
32.
How can a person doing laundry prevent colored clothes from staining white clothes? [1 mark]
P.6 • Science at Home and in Our Community
33.
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
34.
How does the Ecosan latrine promote agricultural productivity? [1 mark]
P.6 • Sanitation
35.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
36.
Name the organ in the human body responsible for thinking, intelligence, and memory. [1 mark]
P.7 • The Nervous System
37.
Mention any two environmental conditions necessary for viable seeds to germinate. [1 mark]
P.5 • Plant Life
38.
Why is an insect compelled to shed its outer covering periodically during growth? [1 mark]
P.7 • The Muscular and Skeletal System
39.
State the function of the U-trap in a water closet (flush toilet). [1 mark]
P.6 • Sanitation
40.
Give one effect of thick clouds in the atmosphere. [1 mark]
P.4 • Weather Changes Around Us
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