Worksheet Solutions: Types of Materials | Science Olympiad for Class 1 PDF Download

Multiple Choice Questions (MCQs)

Q1. What is plastic mainly used for?
a) Making paper
b) Making toys
c) Growing plants
d) Building walls
Answer: b) Making toys
Solution: Plastic is a material used to make toys, bottles, bags, etc., because it is strong, waterproof, and flexible.

Types of Materials

Q2. Which of these materials is an example of glass?
a) Windowpane
b) T-shirt
c) Brick
d) Tablecloth
Answer: a) Windowpane
Solution: Glass is often used for making windows as it is transparent, allowing light to pass through.

Window Pane

Q3. Which material is flexible and used to make clothes?
a) Wood
b) Metal
c) Fabric
d) Glass
Answer: c) Fabric
Solution: Fabric is made from fibers and is flexible, making it ideal for clothing.

Q4. What material is used to make a frying pan because it conducts heat well?
a) Paper
b) Metal
c) Rubber
d) Plastic
Answer: b) Metal
Solution: Metals conduct heat efficiently, which is why they are used in cooking utensils like frying pans.

Metal in Frying Pan

Q5. Which material is the strongest and often used to make vehicles?
a) Paper
b) Plastic
c) Metal
d) Fabric
Answer: c) Metal
Solution: Metals are strong and durable, making them suitable for vehicles and machinery.

Fill in the Blanks

Q1. Coins are commonly made from __________ because it is strong and durable.
Answer: Metal
Solution: Metals are used to make coins because they can withstand wear and tear and keep their shape.

Coins are made up of metals

Q2. __________ is used to make tables and chairs because it is strong and comes from trees.
Answer: Wood
Solution: Wood is a strong and flexible material, ideal for making furniture like tables and chairs.

Q3. __________ is a man-made material very often used to make bags and bottles.
Answer: Plastic
Solution: Plastic is not found in nature and is made from chemicals, making it versatile for many products.

Q.4. A __________ is a soft writing tool that leaves marks on paper.

Answer: Pencil
Solution: A pencil is made of a soft material called graphite, allowing it to create marks on paper when you write.

Q5. We wear __________ made from fabric to cover our bodies.

Answer: Clothes
Solution: Clothes are made from fabric, which is created by weaving together threads or fibers.

True or False

Q.1. All plastics are natural materials.
Answer: False
Solution: Plastics are man-made materials, not natural.

Q.2. Rubber is a natural material obtained from trees.
Answer: True
Solution: Rubber is derived from the sap of rubber trees, making it a natural material.

Rubber from trees

Q.3 Sand is a liquid material.
Answer: False
Solution: Sand is a solid material composed of small particles.

Q.4. All metals are shiny.
Answer: False
Solution: While many metals are shiny, not all metals have a shiny appearance (e.g., rusted iron).

Q.5. Wood can be recycled.
Answer: True
Solution: Wood can be recycled and reused to make new products.

Wood from trees

Match the Following

Ans:
1 - d) Conducts heat well
2 - a) Used for windows
3 - b) Made from fibers
4 - c) Man-made material

Solution:

• Metal conducts heat well, so it is used for utensils.
• Glass is transparent, so it is used in windows.
• Fabric is made from fibers and used for making clothes.
• Plastic is a man-made material used for a variety of products.