PAPER CODE: 532/1
MOCK REF: PLE-748751
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 type of latrine. [1 mark]
P.6 • Sanitation
2.
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
3.
Name the part of an insect used for balancing during flight. [1 mark]
P.6 • Classification of Animals
4.
Give the scientific meaning of the term skeleton. [1 mark]
P.7 • The Muscular and Skeletal System
5.
Name the movable joint found between the atlas and axis vertebrae in the neck. [1 mark]
P.7 • The Muscular and Skeletal System
6.
State any one danger of cigarette smoking to the human respiratory system. [1 mark]
P.7 • The Respiratory System
7.
State any one way in which fermentation is important in our daily life. [1 mark]
P.6 • Alcohol, Smoking and Drugs
8.
What is meant by the term balanced diet? [1 mark]
P.5 • Food and Nutrition
9.
State one way in which food can get contaminated with disease-causing germs in a home. [1 mark]
P.5 • Food and Nutrition
10.
State any one difference between an artery and a vein. [1 mark]
P.7 • The Circulatory System
11.
Why is a husband and his wife advised to go for treatment together when they contract gonorrhoea? [1 mark]
P.6 • The Reproductive System
12.
Name the bud found in the leaf axil of a flowering plant. [1 mark]
P.4 • Plant Life
13.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
14.
State one structural adaptation of a coconut fruit for water dispersal. [1 mark]
P.5 • Plant Life
15.
Why are small gaps left between railway rails during track construction? [1 mark]
P.5 • Heat Energy
16.
Why is the chin lifted backwards when giving First Aid to an unconscious casualty? [1 mark]
P.6 • Accidents and First Aid
17.
State the function of hooks and suckers on the scolex of a tapeworm. [1 mark]
P.6 • Classification of Animals
18.
State one way of preventing accidental drug poisoning in young children at home. [1 mark]
P.6 • Accidents and First Aid
19.
State one reproductive similarity between bread moulds (fungi) and ferns (plants). [1 mark]
P.5 • Fungi and Non-Flowering Plants
20.
Identify the chemical substance used as a depolarizer in a standard dry Leclanché cell. [1 mark]
P.7 • Electricity
21.
Why is the burning of dry paper classified as a chemical change? [1 mark]
P.5 • Types of Changes in the Environment
22.
Mention any two environmental conditions necessary for viable seeds to germinate. [1 mark]
P.5 • Plant Life
23.
Give any one danger of rusting to a school farmer's tools. [1 mark]
P.5 • Types of Changes in the Environment
24.
State the condition that must be present for a shadow to be formed. [1 mark]
P.7 • Light Energy
25.
What is Primary Health Care (PHC)? [1 mark]
P.5 • Primary Health Care (PHC)
26.
State one way in which people can conserve non-renewable energy resources. [1 mark]
P.7 • Energy Resources in the Environment
27.
Give one way of controlling the breeding of houseflies in a homestead. [1 mark]
P.6 • Sanitation
28.
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 • Accidents and First Aid
29.
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
30.
Name the organ in the human body responsible for thinking, intelligence, and memory. [1 mark]
P.7 • The Nervous System
31.
State any one primary sex characteristic in human females. [1 mark]
P.6 • The Reproductive System
32.
Why is it not advisable to give a convulsing or fainted person food to eat or water to drink? [1 mark]
P.6 • Accidents and First Aid
33.
State the structural adaptation of incisor teeth to their function. [1 mark]
P.4 • The Teeth
34.
How is the function of the anthers in a flower similar to that of the testes in a human male? [1 mark]
P.6 • The Reproductive System
35.
What kind of water is recommended for use during tepid sponging, and why should very cold water be avoided? [1 mark]
P.6 • Accidents and First Aid
36.
Give one effect of thick clouds in the atmosphere. [1 mark]
P.4 • Weather Changes Around Us
37.
State the role of anhydrous calcium chloride in the laboratory investigation of rusting. [1 mark]
P.5 • Types of Changes in the Environment
38.
Why should a farmer select healthy and viable seeds before planting? [1 mark]
P.5 • Crop Growing
39.
Why is it dangerous to pour highly acidic substances or strong chemical insecticides into a pit latrine? [1 mark]
P.6 • Sanitation
40.
Name the longest and strongest bone found in the human body. [1 mark]
P.7 • The Muscular and Skeletal System
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