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Question (1)

QN0034122

A classroom has a wooden table, a glass window, a metal latch and a plastic switch. Which pair is made from materials obtained directly from natural resources?

(A) Glass and plastic
(B) Wood and metal
(C) Plastic and glass
(D) Plastic and metal

Correct Answer: B

Explanation:

Wood comes from trees and metals are extracted from ores found inside the Earth.

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Question (2)

QN0034123

Riya can clearly see the playground through the classroom window. The window must be made of a:

(A) Opaque material
(B) Transparent material
(C) Translucent material
(D) Rough material

Correct Answer: B

Explanation:

Transparent materials allow us to see clearly through them.

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Question (3)

QN0034124

Which arrangement is correct from "most transparent" to "least transparent"?

(A) Glass → Butter paper → Wood
(B) Wood → Glass → Butter paper
(C) Butter paper → Glass → Wood
(D) Glass → Wood → Butter paper

Correct Answer: A

Explanation:

Glass is transparent, butter paper is translucent, and wood is opaque.

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Question (4)

QN0034125

A student wants to make a raincoat. Which material would be the least suitable?

(A) Plastic sheet
(B) Waterproof fabric
(C) Paper
(D) Rubber sheet

Correct Answer: C

Explanation:

Paper tears easily and absorbs water, making it unsuitable for a raincoat.

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Question (5)

QN0034126

Which object is correctly matched with its state of matter?

(A) Steam – Solid
(B) Honey – Gas
(C) Stone – Solid
(D) Smoke – Liquid

Correct Answer: C

Explanation:

Stone has a fixed shape and is a solid.

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Question (6)

QN0034127

Meera covered a torch with coloured transparent plastic. What will happen to the light passing through it?

(A) It will not pass through.
(B) It will become the colour of the plastic.
(C) It will become invisible.
(D) It will turn into white light again.

Correct Answer: B

Explanation:

Coloured transparent materials allow light to pass through but change its colour.

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Question (7)

QN0034128

Which material is best for making a classroom chair?

(A) Cotton
(B) Wood
(C) Water
(D) Cloth

Correct Answer: B

Explanation:

Wood is hard and rigid, making it suitable for furniture.

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Question (8)

QN0034129

Four students gave examples of natural things: P. Rock Q. Mango tree R. Shoe S. Bird Which student gave an artificial thing?

(A) P
(B) Q
(C) R
(D) S

Correct Answer: C

Explanation:

A shoe is made by people, so it is an artificial object.

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Question (9)

QN0034130

Which of these would most likely be translucent?

(A) Wooden door
(B) Clear glass
(C) Frosted glass
(D) Brick wall

Correct Answer: C

Explanation:

Frosted glass allows only partial passage of light.

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Question (10)

QN0034131

Aman placed different objects in sunlight. Which one would allow him to read a book clearly through it?

(A) Glass sheet
(B) Thick cardboard
(C) Wooden board
(D) Metal plate

Correct Answer: A

Explanation:

Transparent glass allows clear vision through it.

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Question (1)

A classroom has a wooden table, a glass window, a metal latch and a plastic switch. Which pair is made from materials obtained directly from natural resources?

Explanation:

Link:

Question (2)

Riya can clearly see the playground through the classroom window. The window must be made of a:

Explanation:

Link:

Question (3)

Which arrangement is correct from "most transparent" to "least transparent"?

Explanation:

Link:

Question (4)

A student wants to make a raincoat. Which material would be the least suitable?

Explanation:

Link:

Question (5)

Which object is correctly matched with its state of matter?

Explanation:

Link:

Question (6)

Meera covered a torch with coloured transparent plastic. What will happen to the light passing through it?

Explanation:

Link:

Question (7)

Which material is best for making a classroom chair?

Explanation:

Link:

Question (8)

Four students gave examples of natural things: P. Rock Q. Mango tree R. Shoe S. Bird Which student gave an artificial thing?

Explanation:

Link:

Question (9)

Which of these would most likely be translucent?

Explanation:

Link:

Question (10)

Aman placed different objects in sunlight. Which one would allow him to read a book clearly through it?

Explanation:

Link:

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