Primary 5 (Basic 5) Third Term Examination for All Subjects and Answer keys

THIRD TERM BASIC SCIENCE AND TECHNOLOGY EXAMINATION QUESTIONS FOR PRIMARY 5 (BASIC 5)

BASIC SCIENCE AND TECHNOLOGY EXAM QUESTIONS 

SECTION A – Objectives INSTRUCTION – Attempt all the questions in this section. 

1. Which is not a quality of a good house?

[a] proper ventilation

[b] weak structure

[c] adequately spacious

2. _____ means to be safe, freedom from danger or risk. 

[a] accident

[b] safety

[c] health

3. _____ is the way of using or handling things well to prevent them from getting Spoilt.

[a] Maintenance

[b] Freedom

[c] Materials

4. _____ means pictorial representation of an object or things.

[a] Cleaner

[b] Drawing

[c] Instrument

5. When a body is heated, its temperate _____.

[a] falls

[b] rises

[c] remains the same

6. The form of energy that flows from one point to another is called _____.

[a] heat

[b] temperature

[c] kelvin

7. _____ thermometer is used to measure relative humidity of the atmosphere.

[a] wet – dry thermometer

[b] wet – dry bulb thermometer

[c] wet – dry glass thermometer

8. Which of these is not a type of electricity?

[a] Statistics electricity

[b] Mercury electricity

[c] Current electricity

9. To convert 77º F to C ) the answer equal _____.

[a] 28º F

[b] 29º F

[c] 25º F

10. There are _____ temperature scales in use to day.

[a] 5

[b] 6

[c] 3

11. The process by which water turns into vapour is called _____.

[a] solidification

[b] vaporization

[c] sewage

12. _____ is a chemical substance which when dissolved in water, it produces hydroxoniumion (HO).

[a] Acid

[b] Water

[c] Food

13. _____ is the contamination of the environment by harmful substances caused by human activities.

[a] Erosion

[b] Pollution

[c] Renewal

14. _____ is a diseases that can be caused by water pollution.

[a] HIV

[b] Malaria

[c] Cholera

15. _____ is the ability to do work.

[a] Work

[b] Energy

[c] Heat

SECTION B – THEORY 

INSTRUCTION – Attempt all questions in this section. 

1. State 3 uses of metal.

2. List any 3 safety devices

3. Mention any 4 reasons why maintenance is needed.

4. What is drawing?

5. List any 3 importance of energy conversion that you know with examples.

6. Define clinical thermometer.

7. What is 35º C in Fahrenheit?

8. List three units of temperature with their symbols .

9. Define electricity.

10. Mention any three source of electricity you know.

THIRD TERM BASIC SCIENCE AND TECHNOLOGY EXAMINATION PRIMARY 5 – ANSWER KEYS

SECTION A – OBJECTIVES ANSWERS 

1. B – weak structure

2. B – safety

3. A – Maintenance

4. B – Drawing

5. B – rises

6. A – heat

7. B – wet-dry bulb thermometer

8. B – Mercury electricity

9. C – 25°C (correct conversion ≈ 25°C)

10. C – 3

11. B – vaporization

12. A – Acid

13. B – Pollution

14. C – Cholera

15. B – Energy

SECTION B – THEORY ANSWERS 

1. Three uses of metal

• Making cooking utensils

• Construction of buildings

• Production of tools and machines

2. Three safety devices

• Fire extinguisher

• Helmet

• Seat belt

3. Four reasons why maintenance is needed

• To prevent damage

• To increase lifespan of materials

• To ensure safety

• To reduce cost of replacement

4. What is drawing? Drawing is the pictorial representation of an object or idea.

5. Three importance of energy conversion (with examples)

• Helps in cooking (chemical energy → heat energy)

• Generates electricity (mechanical energy → electrical energy)

• Enables movement (fuel → mechanical energy in vehicles)

6. Clinical thermometer – A clinical thermometer is an instrument used to measure human body temperature.

7. Convert 35°C to Fahrenheit – F = 9/5 x 35º = 63 + 32º = 95º

8. Three units of temperature with symbols

• Celsius (°C)

• Fahrenheit (°F)

• Kelvin (K)

9. Define electricity – Electricity is a form of energy produced by the flow of electric charges.

10. Three sources of electricity

• Battery

• Generator

• Solar energy

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