PAPER CODE: 532/1
MOCK REF: PLE-475028
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.
Give any one function of proteins in the human body. [1 mark]
P.4 • Food and Nutrition
2.
Identify one airborne bacterial disease that affects the human skeleton. [1 mark]
P.7 • The Muscular and Skeletal System
3.
Name any one vital organ protected by the human rib cage. [1 mark]
P.7 • The Muscular and Skeletal System
4.
Name the deficiency disease caused by a severe lack of Vitamin C in the diet. [1 mark]
P.5 • Food and Nutrition
5.
State any one difference between an artery and a vein. [1 mark]
P.7 • The Circulatory System
6.
State one benefit of warming-up exercises to muscles before strenuous physical activities. [1 mark]
P.7 • The Muscular and Skeletal System
7.
Give any one example of a dual-purpose or heavy poultry breed. [1 mark]
P.5 • Keeping Poultry and Bees
8.
Give one way of controlling the breeding of houseflies in a homestead. [1 mark]
P.6 • Sanitation
9.
State one way of preventing athlete's foot infection. [1 mark]
P.6 • Personal Hygiene
10.
Give any two examples of water impurities. [1 mark]
P.6 • Science at Home and in Our Community
11.
State any one function of the diaphragm during the process of breathing. [1 mark]
P.6 • The Respiratory System
12.
State the difference between sand soil and clay soil in terms of particle size. [1 mark]
P.4 • Soil
13.
State the function of the eardrum (tympanic membrane) in the human ear. [1 mark]
P.6 • Sound Energy
14.
Name the organ in the human body responsible for thinking, intelligence, and memory. [1 mark]
P.7 • The Nervous System
15.
State the structural adaptation of incisor teeth to their function. [1 mark]
P.4 • The Teeth
16.
State one personal hygiene activity done using a nail cutter or razor blade. [1 mark]
P.4 • Personal Hygiene
17.
Name the bud found in the leaf axil of a flowering plant. [1 mark]
P.4 • Plant Life
18.
State one reproductive similarity between bread moulds (fungi) and ferns (plants). [1 mark]
P.5 • Fungi and Non-Flowering Plants
19.
State any two ways in which washing clothes is important to human health. [1 mark]
P.6 • Science at Home and in Our Community
20.
Name the main natural source of heat and light energy on earth. [1 mark]
P.4 • Energy in the Environment
21.
Name two methods of obtaining clean water for washing at home. [1 mark]
P.6 • Science at Home and in Our Community
22.
State the function of hooks and suckers on the scolex of a tapeworm. [1 mark]
P.6 • Classification of Animals
23.
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
24.
State one nursery bed management practice done to harden off seedlings before transplanting. [1 mark]
P.5 • Crop Growing
25.
Mention any one personal hygiene practice that prevents bad body odour. [1 mark]
P.6 • Personal Hygiene
26.
How does chlorine make water safe for drinking? [1 mark]
P.6 • Science at Home and in Our Community
27.
What scientific term describes the direct change of a solid into a gas without melting into a liquid? [1 mark]
P.5 • Types of Changes in the Environment
28.
Give any one agricultural use of discarded plastic jerrycans or containers in a home. [1 mark]
P.6 • Science at Home and in Our Community
29.
State one way in which people can conserve non-renewable energy resources. [1 mark]
P.7 • Energy Resources in the Environment
30.
State any one way in which fermentation is important in our daily life. [1 mark]
P.6 • Alcohol, Smoking and Drugs
31.
What is meant by the term balanced diet? [1 mark]
P.5 • Food and Nutrition
32.
Name the part of an insect used for balancing during flight. [1 mark]
P.6 • Classification of Animals
33.
Give any one example of an external parasite (ectoparasite) that attacks cattle. [1 mark]
P.6 • Keeping Cattle
34.
Why is it not advisable to burst blisters on a burnt part of the skin? [1 mark]
P.6 • Accidents and First Aid
35.
State one way in which school children can help their community control the spread of malaria. [1 mark]
P.5 • Control of Malaria
36.
Why is an insect compelled to shed its outer covering periodically during growth? [1 mark]
P.7 • The Muscular and Skeletal System
37.
Give one reason why copper is the preferred metal for manufacturing electrical conducting cables in domestic installations. [1 mark]
P.7 • Electricity
38.
State one structural adaptation of a coconut fruit for water dispersal. [1 mark]
P.5 • Plant Life
39.
State one method of reducing echoes in large school assembly halls. [1 mark]
P.6 • Sound Energy
40.
Which part of a mammalian tooth contains blood vessels and nerves? [1 mark]
P.4 • The Teeth
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