PAPER CODE: 532/1
MOCK REF: PLE-297350
Uganda National Examinations Board
Primary Leaving Examination (Standard Science Mock)
INTEGRATED SCIENCE
TIME: 2h 15m
MARKS: 35
★ CANDIDATE QUESTION PAPER ★
Instructions to Candidates:
- This paper consists of two sections: Section A and Section B.
- Section A has 15 questions (15 marks). Section B has 5 questions (20 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 15) — 15 Marks
1 Mark eachQuestion 1 to 15 carry one mark each. Answer all questions in the spaces provided.
1.
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
2.
State the scientific function of the screen (wire mesh) on top of the vent pipe of a VIP latrine. [1 mark]
P.6 • Sanitation
3.
In an electric circuit diagram, which instrument is always connected in series to measure electric current? [1 mark]
P.7 • Electricity
4.
What is meant by the term annual crops? [1 mark]
P.5 • Crop Growing
5.
Name the bud found in the leaf axil of a flowering plant. [1 mark]
P.4 • Plant Life
6.
State any one danger of bottle feeding to a four-month-old baby. [1 mark]
P.5 • Food and Nutrition
7.
Give one way of controlling the breeding of houseflies in a homestead. [1 mark]
P.6 • Sanitation
8.
State the difference between sand soil and clay soil in terms of particle size. [1 mark]
P.4 • Soil
9.
State any one advantage of castrating male piglets not intended for breeding. [1 mark]
P.5 • Keeping Goats, Sheep, and Pigs
10.
Give any one example of an emotional change in adolescents. [1 mark]
P.6 • The Reproductive System
11.
What is Primary Health Care (PHC)? [1 mark]
P.5 • Primary Health Care (PHC)
12.
State any one way in which the ironing of clothes is useful when cleaning clothes. [1 mark]
P.6 • Science at Home and in Our Community
13.
Why should a farmer select healthy and viable seeds before planting? [1 mark]
P.5 • Crop Growing
14.
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
15.
To which class of vertebrates do tortoises and chameleons belong? [1 mark]
P.5 • Classification of Animals
Section B: (Questions 16 to 20) — 20 Marks
4 Marks eachQuestion 16 to 20 carry four marks each. All answers must be written in the spaces provided.
16.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Science at Home and in Our Community
Match the laundry terms in Part A with their correct scientific meanings in Part B:
Sorting
Wringing
Rinsing
Soaking
17.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • Light Energy
When white light passes through a triangular glass prism, it splits into a spectrum of seven colors:
(a) Name the first and last colors of the visible light spectrum: (i) Color between red and yellow (1 mark), (ii) Color with the shortest wavelength at the bottom (1 mark)
(b) Why do the different colors of white light refract at different angles through the prism? (1 mark)
(c) How is a natural rainbow formed in the sky? (1 mark)
18.
Structured & Practical Assessment Item
[4 MARKS]
P.5 • Food and Nutrition
(a) What is colostrum? (1 mark)
(b) State two benefits of colostrum to a newborn infant. (2 marks)
(c) Name the condition that results from a severe lack of Iodine in the diet. (1 mark)
19.
Structured & Practical Assessment Item
[4 MARKS]
P.5 • Types of Changes in the Environment
Human activities bring about changes in the environment:
(a) Define the term afforestation. (1 mark)
(b) Give any two reasons why people cut down trees on a large scale (deforestation). (2 marks)
(c) State one way in which cutting down trees leads to severe environmental flooding. (1 mark)
20.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Alcohol, Smoking and Drugs
(a) Mention any two health hazards of heavy alcohol consumption to the human body. (2 marks)
(b) State any two social or economic effects of alcoholism to a family. (2 marks)
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