PAPER CODE: 532/1
MOCK REF: PLE-710034
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.
State one reason why a torch may fail to produce light even when it is switched on. [1 mark]
P.7 • Electricity
2.
Give any one example of a dual-purpose or heavy poultry breed. [1 mark]
P.5 • Keeping Poultry and Bees
3.
State one way of preventing accidental drug poisoning in young children at home. [1 mark]
P.6 • Accidents and First Aid
4.
State any one factor to consider when selecting a suitable site for an apiary. [1 mark]
P.5 • Keeping Poultry and Bees
5.
State one characteristic of essential drugs in Primary Health Care. [1 mark]
P.5 • Primary Health Care (PHC)
6.
Name any one element of Primary Health Care (PHC). [1 mark]
P.5 • Primary Health Care (PHC)
7.
Mention any two environmental conditions necessary for viable seeds to germinate. [1 mark]
P.5 • Plant Life
8.
Give any one reason why a burnt or scalded part of the skin is dipped in cold water immediately. [1 mark]
P.6 • Accidents and First Aid
9.
How does the Ecosan latrine promote agricultural productivity? [1 mark]
P.6 • Sanitation
10.
Name the insect vector that spreads River Blindness (Onchocerciasis) to humans. [1 mark]
P.4 • Vectors and Diseases
11.
State one way in which people can conserve non-renewable energy resources. [1 mark]
P.7 • Energy Resources in the Environment
12.
To which class of vertebrates do snakes and lizards belong? [1 mark]
P.5 • Classification of Animals
13.
Why is the chin lifted backwards when giving First Aid to an unconscious casualty? [1 mark]
P.6 • Accidents and First Aid
14.
State one reproductive similarity between bread moulds (fungi) and ferns (plants). [1 mark]
P.5 • Fungi and Non-Flowering Plants
15.
State any one danger of bottle feeding to a four-month-old baby. [1 mark]
P.5 • Food and Nutrition
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.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)
17.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • Simple Machines
A crowbar is used to lift a heavy stone with the fulcrum positioned between the load and the effort:
(a) To which class of levers does the crowbar belong? (1 mark)
(b) State the principle of moments used in levers. (1 mark)
(c) Give any two other everyday examples of machines belonging to the class of levers identified in (a). (2 marks)
18.
Structured & Practical Assessment Item
[4 MARKS]
P.7 • The Respiratory System
(a) Name the gas needed for: (i) Aerobic respiration (1 mark), (ii) Produced as a waste product of respiration (1 mark)
(b) State any two dangers of violent wind in the environment. (2 marks)
19.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • The Reproductive System
Match the reproductive structures in Part A with their correct physiological functions in Part B:
Epididymis
Scrotum
Cervix
Vas deferens
20.
Structured & Practical Assessment Item
[4 MARKS]
P.6 • Sanitation
(a) State any two poor sanitation conditions in a school compound that can encourage the breeding of disease vectors. (2 marks)
(b) Name any two vector-borne or water-borne diseases that can break out as a result of the poor conditions in (a). (2 marks)
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