PAPER CODE: 532/1
MOCK REF: PLE-561360
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.
Why is wood ash regularly poured into the pit of a latrine or Ecosan toilet? [1 mark]
P.6 • Sanitation
2.
What is the color code of the earth wire in a modern standard three-pin plug? [1 mark]
P.7 • Electricity
3.
State the reason why woolen clothes should be dried flat without wringing (twisting). [1 mark]
P.6 • Science at Home and in Our Community
4.
Why should a farmer select healthy and viable seeds before planting? [1 mark]
P.5 • Crop Growing
5.
Give any two examples of water impurities. [1 mark]
P.6 • Science at Home and in Our Community
6.
Why does the water level in a measuring cylinder rise when a stone is completely immersed in it? [1 mark]
P.5 • Matter and Energy
7.
Why are small gaps left between railway rails during track construction? [1 mark]
P.5 • Heat Energy
8.
Identify one airborne bacterial disease that affects the human skeleton. [1 mark]
P.7 • The Muscular and Skeletal System
9.
Name the community health workers who act as a frontline bridge between the village and health centres in Uganda. [1 mark]
P.5 • Primary Health Care (PHC)
10.
State the function of the eardrum (tympanic membrane) in the human ear. [1 mark]
P.6 • Sound Energy
11.
Name any one excretory product eliminated by the human lungs. [1 mark]
P.7 • The Excretory System
12.
State any two ways in which washing clothes is important to human health. [1 mark]
P.6 • Science at Home and in Our Community
13.
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
14.
State the scientific function of soap in cleaning clothes. [1 mark]
P.6 • Science at Home and in Our Community
15.
State the function of a ligament at a movable joint. [1 mark]
P.7 • The Muscular and Skeletal System
16.
Name the female parent in goat farming. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
17.
Give any one function of proteins in the human body. [1 mark]
P.4 • Food and Nutrition
18.
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
19.
Give any one danger of rusting to a school farmer's tools. [1 mark]
P.5 • Types of Changes in the Environment
20.
Name any one living thing that undergoes moulting in the environment. [1 mark]
P.5 • Types of Changes in the Environment
21.
State the exact part of the female reproductive system where fertilization takes place. [1 mark]
P.6 • The Reproductive System
22.
Give one reason why food should be chewed properly before swallowing. [1 mark]
P.5 • The Digestive System
23.
What is meant by non-renewable energy resources? [1 mark]
P.7 • Energy Resources in the Environment
24.
To which class of vertebrates do snakes and lizards belong? [1 mark]
P.5 • Classification of Animals
25.
How does a tortoise protect itself from predators and danger in the environment? [1 mark]
P.5 • Classification of Animals
26.
Give any one role of water during seed germination. [1 mark]
P.5 • Plant Life
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.
Name the nutritional deficiency disease caused by a severe lack of Vitamin B1 in the diet. [1 mark]
P.5 • Food and Nutrition
29.
State any one advantage of castrating male piglets not intended for breeding. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
30.
State one way in which people can conserve non-renewable energy resources. [1 mark]
P.7 • Energy Resources in the Environment
31.
Give any one example of an external parasite (ectoparasite) that attacks cattle. [1 mark]
P.6 • Keeping Cattle
32.
State one personal hygiene activity done using a nail cutter or razor blade. [1 mark]
P.4 • Personal Hygiene
33.
Give any one example of an emotional change in adolescents. [1 mark]
P.6 • The Reproductive System
34.
Give one safety measure to prevent electric shock in a domestic home. [1 mark]
P.6 • Accidents and First Aid
35.
Give any one health benefit of regular physical exercises to the human body. [1 mark]
P.7 • The Muscular and Skeletal System
36.
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
37.
Why is a tapeworm classified as an endoparasite? [1 mark]
P.6 • Classification of Animals
38.
What is Primary Health Care (PHC)? [1 mark]
P.5 • Primary Health Care (PHC)
39.
Why is a husband and his wife advised to go for treatment together when they contract gonorrhoea? [1 mark]
P.6 • The Reproductive System
40.
State one nursery bed management practice done to harden off seedlings before transplanting. [1 mark]
P.5 • Crop Growing
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