JSS 1, 2 & 3 Basic Technology Past Questions and Answers

Combination of Careers in Engineering/Technology and Machine: The correct answer is: c) Soft work development, metallurgical engineering, ICT

Method of Conversion of Timber:

The correct answer is: b) quarter-sawn

Types of Steel:

The correct answer is: c) Low carbon steel, medium-carbon steel, high-carbon steel

Glass Composition:

The correct answer is: b) sand

Plastics Production Method:

The correct answer is: b) natural molding

Slanting Sides of Isometric Drawing: The correct answer is: a) 300

Orthographic Projection Views: The correct answer is: b) Front elevation, top view, side elevation

Woodwork Machines: The correct answer is: a) Band saw and surface planar

Woodwork Joint: The correct answer is: c) butt joints

Simplest Woodwork Joint: The correct answer is: a) Simple joints

Science Subjects for Engineering, Architecture, and Medicine: Physics, Chemistry, Biology, Mathematics

Methods of Applying Wood Preservatives:

1. Brushing
2. Spraying
3. Dipping

Synthetic Rubber: Synthetic rubber is an artificial material made to resemble natural rubber, used for various applications like tires, belts, and seals.

Natural Rubber: Natural rubber is a substance obtained from the latex of rubber trees and is used to make products like tires and rubber gloves.

Career: A career is a person’s occupation or profession, involving their work and the progress they make in their chosen field over time.

Two Types of Electronic Systems: The correct answer is: b) digital and analogue

Service Available on the Internet: The correct answer is: a) Dollar

First Aid Material: The correct answer is: c) Iodine B.P

Three Groups of Metals: The correct answer is: a) Ferrous metals, non-ferrous metals, alloys

Two Main Groups of Plastics: The correct answer is: a) thermosets and thermoplastics

Lines for Hidden Details: The correct answer is: c) short dashes

Forming an Angle: The correct answer is: b) two straight lines

Drawing Instrument for Drawing a Circle: The correct answer is: c) A pair of compasses

Full Meaning of ICT: ICT stands for Information and Communication Technology.

Three Things Made from Metals:

1. Car
2. Bicycle
3. Spoon

Communication:

Communication is the process of exchanging information, ideas, or messages between individuals or groups.

First Aid:

First aid refers to the initial help or treatment given to someone who is injured or suddenly becomes ill before professional medical assistance arrives.

Three Things Made from Glass:

1. Windowpanes
2. Drinking glasses
3. Mirror

Two Types of Wood:

1. Hardwood
2. Softwood

Three Properties of Plastic:

1. Flexibility
2. Lightweight
3. Durability

Technology:

Technology refers to the application of scientific knowledge and tools to create solutions, solve problems, and improve various aspects of human life.

Three Properties of Metals:

1. Conductivity (heat and electricity)
2. Strength
3. Malleability

Remember, simplicity is key to effective communication, so make sure to use clear and concise language in your blog post.