PAPER CODE: 532/1
MOCK REF: PLE-416670
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.
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
2.
Mention one way in which you can prevent some clothes from staining others during washing. [1 mark]
P.6 • Science at Home and in Our Community
3.
Give any one function of proteins in the human body. [1 mark]
P.4 • Food and Nutrition
4.
State any one way in which fermentation is important in our daily life. [1 mark]
P.6 • Alcohol, Smoking and Drugs
5.
Name the deficiency disease caused by a severe lack of Vitamin C in the diet. [1 mark]
P.5 • Food and Nutrition
6.
Name the main natural source of heat and light energy on earth. [1 mark]
P.4 • Energy in the Environment
7.
Give the scientific meaning of the term skeleton. [1 mark]
P.7 • The Muscular and Skeletal System
8.
Why is it dangerous to pour highly acidic substances or strong chemical insecticides into a pit latrine? [1 mark]
P.6 • Sanitation
9.
Give any one health benefit of regular physical exercises to the human body. [1 mark]
P.7 • The Muscular and Skeletal System
10.
Why is a husband and his wife advised to go for treatment together when they contract gonorrhoea? [1 mark]
P.6 • The Reproductive System
11.
State one way in which food can get contaminated with disease-causing germs in a home. [1 mark]
P.5 • Food and Nutrition
12.
State one structural adaptation of a coconut fruit for water dispersal. [1 mark]
P.5 • Plant Life
13.
Why is a tapeworm classified as an endoparasite? [1 mark]
P.6 • Classification of Animals
14.
State the exact part of the female reproductive system where fertilization takes place. [1 mark]
P.6 • The Reproductive System
15.
State one personal hygiene activity done using a nail cutter or razor blade. [1 mark]
P.4 • Personal Hygiene
16.
What is Primary Health Care (PHC)? [1 mark]
P.5 • Primary Health Care (PHC)
17.
State the function of hairs (cilia) and mucus inside the human nostrils. [1 mark]
P.7 • The Respiratory System
18.
How does a tortoise protect itself from predators and danger in the environment? [1 mark]
P.5 • Classification of Animals
19.
Name the farm structure used to hold cattle or goats firmly during hand spraying, drenching, or vaccination. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
20.
State the scientific function of the screen on top of the vent pipe of a VIP latrine. [1 mark]
P.6 • Sanitation
21.
Why is it recommended to use clean wood ash at a tip-tap facility when soap is not available? [1 mark]
P.5 • Primary Health Care (PHC)
22.
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)
23.
Name the female parent in goat farming. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
24.
State the reason why woolen clothes should be dried flat without wringing (twisting). [1 mark]
P.6 • Science at Home and in Our Community
25.
State one way in which school children can help their community control the spread of malaria. [1 mark]
P.5 • Control of Malaria
26.
How is tepid sponging useful to a casualty with high fever? [1 mark]
P.6 • Accidents and First Aid
27.
In a food web, how do carnivorous animals obtain their energy? [1 mark]
P.6 • Environment and Food Chains
28.
Give any one example of an external parasite (ectoparasite) that attacks cattle. [1 mark]
P.6 • Keeping Cattle
29.
State one reproductive similarity between bread moulds (fungi) and ferns (plants). [1 mark]
P.5 • Fungi and Non-Flowering Plants
30.
Give any one biological change that takes place in flowering plants. [1 mark]
P.5 • Types of Changes in the Environment
31.
Give any one example of an emotional change in adolescents. [1 mark]
P.6 • The Reproductive System
32.
State any one function of the diaphragm during the process of breathing. [1 mark]
P.6 • The Respiratory System
33.
How can a person doing laundry prevent colored clothes from staining white clothes? [1 mark]
P.6 • Science at Home and in Our Community
34.
State one way in which people can conserve non-renewable energy resources. [1 mark]
P.7 • Energy Resources in the Environment
35.
What is meant by non-renewable energy resources? [1 mark]
P.7 • Energy Resources in the Environment
36.
State the fundamental law of electrostatics concerning like and unlike charges. [1 mark]
P.7 • Electricity
37.
Why should a farmer select healthy and viable seeds before planting? [1 mark]
P.5 • Crop Growing
38.
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
39.
State the function of the U-trap in a water closet (flush toilet). [1 mark]
P.6 • Sanitation
40.
What general term refers to cattle kept primarily for ploughing and pulling carts? [1 mark]
P.6 • Keeping Cattle
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