Junior Certificate Examination
Basic Technology
Q1151.
The process of converting solar energy into electricity is called:
A
Photovoltaic
B
Thermal
C
Wind
D
Geothermal
Correct Answer: A
Photovoltaic cells convert sunlight directly into electric current.
Junior Certificate Examination
Basic Technology
Q1152.
Which of the following is NOT a function of the information technology sector?
A
Data storage
B
Manufacturing of metal parts
C
Communication
D
Software development
Correct Answer: B
Manufacturing of metal parts is part of mechanical engineering, not IT.
Junior Certificate Examination
Basic Technology
Q1153.
In a simple electrical circuit, if the voltage is increased while resistance remains constant, what happens to the current?
A
Increases
B
Decreases
C
Stays the same
D
Becomes zero
Correct Answer: A
Ohm's law (I = V/R) shows current rises when voltage rises with constant resistance.
Junior Certificate Examination
Basic Technology
Q1154.
Which of these is an example of a renewable resource used in construction?
A
Bricks
B
Concrete
C
Bamboo
D
Steel
Correct Answer: C
Bamboo is a fast-growing, renewable material suitable for building.
Junior Certificate Examination
Basic Technology
Q1155.
What does the abbreviation "JSS" stand for in the Nigerian education system?
A
Junior Secondary School
B
Junior Science School
C
Junior Student Service
D
Junior Standard School
Correct Answer: A
JSS refers to Junior Secondary School, levels 1–3.
Junior Certificate Examination
Basic Technology
Q1156.
Which of the following is a key principle in basic technology education?
A
Maximizing resource consumption
B
Ignoring safety protocols
C
Applying scientific knowledge to solve everyday problems
D
Avoiding collaboration
Correct Answer: C
Technology education emphasizes using science to address real-life issues.
Junior Certificate Examination
Basic Technology
Q1157.
A tool that provides a cutting edge and is used for precise cuts is known as a:
A
Plane
B
Saw
C
Knife
D
Drill
Correct Answer: C
A knife offers a sharp edge for accurate, fine cuts.
Junior Certificate Examination
Basic Technology
Q1158.
In the context of environmental technology, "waste recycling" refers to:
A
Disposing waste in landfills
B
Converting waste into usable materials
C
Burning waste for energy
D
Ignoring waste management
Correct Answer: B
Recycling transforms waste into new products, reducing environmental impact.
Junior Certificate Examination
Basic Technology
Q1159.
Which of the following is a non-electrical source of energy?
A
Solar
B
Wind
C
Nuclear
D
All of the above
Correct Answer: D
Solar, wind, and nuclear all provide energy without direct electrical generation.
Junior Certificate Examination
Basic Technology
Q1160.
Which of these is a common safety precaution when using a hammer?
A
Wearing loose clothing
B
Wearing safety goggles
C
Working barefoot
D
Using the hammer on glass
Correct Answer: B
Safety goggles protect eyes from splinters or debris during hammer use.
Junior Certificate Examination
Basic Technology
Q1161.
The process of designing a product before it is built is called:
A
Production
B
Planning
C
Design
D
Assembly
Correct Answer: C
Design involves creating plans and specifications prior to manufacturing.
Junior Certificate Examination
Basic Technology
Q1162.
Which of the following best describes a "saw blade"?
A
A rotating tool for drilling
B
A cutting edge that moves back and forth
C
A device for measuring length
D
A tool for bending metal
Correct Answer: B
Saw blades oscillate to cut through materials efficiently.
Junior Certificate Examination
Basic Technology
Q1163.
Which of the following is a non-metallic material commonly used in construction?
A
Iron
B
Steel
C
Concrete
D
Copper
Correct Answer: C
Concrete is a composite non-metallic material used widely in construction.
Junior Certificate Examination
Basic Technology
Q1164.
The unit of length in the International System of Units is the __.
A
inch
B
foot
C
meter
D
yard
Correct Answer: C
The meter is the SI unit of length.
Junior Certificate Examination
Basic Technology
Q1165.
Which tool is used for measuring the length of an object?
A
Caliper
B
Square
C
Ruler
D
Protractor
Correct Answer: C
A ruler is a simple measuring tool for length.
Junior Certificate Examination
Basic Technology
Q1166.
Which of the following is an example of a renewable energy source?
A
Coal
B
Oil
C
Solar
D
Natural gas
Correct Answer: C
Solar energy is renewable.
Junior Certificate Examination
Basic Technology
Q1167.
In a simple machine, a lever amplifies force. What is the function of the fulcrum?
A
Apply force
B
Measure weight
C
Provide a pivot point
D
Store energy
Correct Answer: C
The fulcrum is the pivot point of a lever.
Junior Certificate Examination
Basic Technology
Q1168.
Which of these is a type of plastic?
A
Wood
B
Aluminium
C
Polyethylene
D
Glass
Correct Answer: C
Polyethylene is a common plastic material.
Junior Certificate Examination
Basic Technology
Q1169.
The process of converting raw material into a finished product is called __.
A
Recycling
B
Production
C
Fabrication
D
Manufacturing
Correct Answer: D
Manufacturing is the process of making finished goods.
Junior Certificate Examination
Basic Technology
Q1170.
Which safety equipment should be worn when using a saw?
A
Safety glasses
B
Ear plugs
C
Gloves
D
All of the above
Correct Answer: D
All listed items protect the user when using a saw.
Junior Certificate Examination
Basic Technology
Q1171.
The angle between a line and a horizontal surface is measured with a __.
A
Ruler
B
Protractor
C
Compass
D
Scale
Correct Answer: B
A protractor measures angles.
Junior Certificate Examination
Basic Technology
Q1172.
Which of the following is a characteristic of a metal?
A
Conducts electricity
B
Is brittle
C
Is a plastic
D
Is transparent
Correct Answer: A
Metals conduct electricity.
Junior Certificate Examination
Basic Technology
Q1173.
In a water wheel, the rotating part is called the __.
A
axle
B
rim
C
blade
D
shaft
Correct Answer: C
The blades of a water wheel move with water flow.
Junior Certificate Examination
Basic Technology
Q1174.
Which of these is an example of a tool that requires a power source?
A
Hand saw
B
Pliers
C
Drill
D
Hammer
Correct Answer: C
A drill is an electric or battery‑powered tool.
Junior Certificate Examination
Basic Technology
Q1175.
The process of converting solar energy into electrical energy is known as __.
A
Photovoltaic conversion
B
Thermal conversion
C
Mechanical conversion
D
Chemical conversion
Correct Answer: A
Photovoltaic cells convert sunlight into electricity.
Junior Certificate Examination
Basic Technology
Q1176.
Which of the following is a non‑wood material used for making furniture?
A
Bamboo
B
Metal
C
Plastic
D
Stone
Correct Answer: C
Plastic is a common non‑wood material in furniture.
Junior Certificate Examination
Basic Technology
Q1177.
In the context of technology, what does the term "prototype" refer to?
A
Final product
B
A model for testing
C
Raw material
D
A manufacturing plant
Correct Answer: B
A prototype is a preliminary model used for testing.
Junior Certificate Examination
Basic Technology
Q1178.
Which of the following is a basic unit of mass in the SI system?
A
Gram
B
Pound
C
Ounce
D
Kilogram
Correct Answer: D
Kilogram is the base SI unit of mass.
Junior Certificate Examination
Basic Technology
Q1179.
The process of breaking down waste materials into new products is called __.
A
Disposal
B
Recycling
C
Incineration
D
Composting
Correct Answer: B
Recycling reprocesses waste into new materials.
Junior Certificate Examination
Basic Technology
Q1180.
Which of these tools is used to join two pieces of metal together?
A
Screwdriver
B
Welder
C
Hammer
D
Saw
Correct Answer: B
Welding joins metals by melting.
Junior Certificate Examination
Basic Technology
Q1181.
In a pulley system, the part that changes the direction of the force is the __.
A
Rope
B
Sheave
C
Load
D
Tension
Correct Answer: B
The sheave is the wheel that redirects the rope.
Junior Certificate Examination
Basic Technology
Q1182.
Which of the following is a characteristic of a plastic material?
A
Conducts heat easily
B
Is rigid and brittle
C
Can be molded when heated
D
Is always transparent
Correct Answer: C
Plastics can be molded when heated.
Junior Certificate Examination
Basic Technology
Q1183.
The main purpose of using a safety guard on a machine is to __.
A
Increase speed
B
Reduce noise
C
Protect the operator
D
Improve aesthetics
Correct Answer: C
Safety guards protect users from moving parts.
Junior Certificate Examination
Basic Technology
Q1184.
Which of these is NOT a simple machine?
A
Lever
B
Pulley
C
Computer
D
Wheel and axle
Correct Answer: C
A computer is not a simple machine.
Junior Certificate Examination
Basic Technology
Q1185.
The process of heating a metal until it melts and then cooling it into a desired shape is known as __.
A
Casting
B
Forging
C
Extrusion
D
Bending
Correct Answer: A
Casting involves molten metal poured into a mold.
Junior Certificate Examination
Basic Technology
Q1186.
Which unit is used to measure electrical resistance?
A
Volt
B
Ampere
C
Ohm
D
Watt
Correct Answer: C
Ohm is the SI unit for resistance.
Junior Certificate Examination
Basic Technology
Q1187.
In the context of technology, what does the term "design" refer to?
A
The final product
B
The process of planning and creating a product
C
The manufacturing stage
D
The marketing strategy
Correct Answer: B
Design involves planning and creating a product.
Junior Certificate Examination
Basic Technology
Q1188.
Which of these materials is known for its high thermal conductivity?
A
Wood
B
Rubber
C
Copper
D
Plastic
Correct Answer: C
Copper conducts heat well.
Junior Certificate Examination
Basic Technology
Q1189.
The process of removing impurities from water using a filter is called __.
A
Filtration
B
Distillation
C
Boiling
D
Evaporation
Correct Answer: A
Filtration separates solids from liquids.
Junior Certificate Examination
Basic Technology
Q1190.
Which of the following is a safety precaution when working with electricity?
A
Wear rubber gloves
B
Use metal tools
C
Work with wet hands
D
None of the above
Correct Answer: A
Rubber gloves provide insulation from electric shock.
Junior Certificate Examination
Basic Technology
Q1191.
In a machine, the part that converts input force into output force is called the __.
A
Lever arm
B
Output shaft
C
Input lever
D
Mechanism
Correct Answer: D
The mechanism performs the conversion.
Junior Certificate Examination
Basic Technology
Q1192.
Which of these is a renewable resource used for fuel?
A
Coal
B
Natural gas
C
Biomass
D
Oil
Correct Answer: C
Biomass is renewable and used as fuel.
Junior Certificate Examination
Basic Technology
Q1193.
What is the main purpose of a circuit diagram in Basic Technology?
A
To show the layout of a room
B
To illustrate the steps in a cooking recipe
C
To represent electrical connections between components
D
To describe the history of technology
Correct Answer: C
A circuit diagram uses symbols to show how electrical components are connected.
Junior Certificate Examination
Basic Technology
Q1194.
Which of the following is NOT a type of resistor?
A
Carbon film resistor
B
Metal oxide resistor
C
Capacitor resistor
D
Wire wound resistor
Correct Answer: C
Capacitors store charge, not resist electrical flow.
Junior Certificate Examination
Basic Technology
Q1195.
In the process of designing a product, the first step is to:
A
Choose materials
B
Define the problem
C
Build a prototype
D
Test the final product
Correct Answer: B
Defining the problem identifies user needs before design decisions.
Junior Certificate Examination
Basic Technology
Q1196.
Which tool is best for cutting a sheet of metal precisely?
A
Hand saw
B
Metal snips
C
Utility knife
D
Sandpaper
Correct Answer: B
Metal snips are designed to cut metal sheets accurately.
Junior Certificate Examination
Basic Technology
Q1197.
The unit of electrical resistance is:
A
Volt
B
Ampere
C
Ohm
D
Watt
Correct Answer: C
Ohm is the SI unit for resistance.
Junior Certificate Examination
Basic Technology
Q1198.
What does the abbreviation 'JSS' stand for in the Nigerian education system?
A
Junior Secondary School
B
Junior Science Studies
C
Junior Student Service
D
Junior Social Studies
Correct Answer: A
JSS refers to Junior Secondary School, levels 1-3.
Junior Certificate Examination
Basic Technology
Q1199.
Which material is commonly used for making electrical wires?
A
Plastic
B
Copper
C
Glass
D
Wood
Correct Answer: B
Copper has low resistivity and is flexible, ideal for conductors.
Junior Certificate Examination
Basic Technology
Q1200.
In the context of Basic Technology, 'prototype' means:
A
A finished product
B
A theoretical model
C
An initial working model
D
A marketing plan
Correct Answer: C
A prototype is an early sample to test design ideas.