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Question (1)

QN0011353

Which statement best describes fuel?

(A) is correct because fuel provides energy for various activities.
(B) A type of machine
(C) A form of clothing
(D) A source of water

Correct Answer: A

Explanation:

Option (a) is correct because fuel provides energy for various activities.

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Question (2)

QN0011354

What do cars and scooters need to keep running?

(A) Sand
(B) is correct because vehicles need fuel to run.
(C) Cotton
(D) Paper

Correct Answer: B

Explanation:

Option (b) is correct because vehicles need fuel to run.

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Question (3)

QN0011355

Which of the following is mentioned as a fuel for vehicles?

(A) is correct because petrol is a fuel used in vehicles.
(B) Chalk
(C) Wool
(D) Glass

Correct Answer: A

Explanation:

Option (a) is correct because petrol is a fuel used in vehicles.

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Question (4)

QN0011356

Diesel is mainly used as a source of energy for

(A) books
(B) is correct because diesel powers vehicles.
(C) clothes
(D) toys without batteries

Correct Answer: B

Explanation:

Option (b) is correct because diesel powers vehicles.

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Question (5)

QN0011357

A scooter uses 1 litre of petrol to travel 40 km. What provides the energy for this journey?

(A) Air
(B) is correct because petrol acts as the fuel.
(C) Water
(D) Sunlight

Correct Answer: B

Explanation:

Option (b) is correct because petrol acts as the fuel.

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Question (6)

QN0011358

Food is to humans as fuel is to

(A) plants
(B) is correct because fuel gives energy to vehicles just as food gives energy to humans.
(C) rocks
(D) rivers

Correct Answer: B

Explanation:

Option (b) is correct because fuel gives energy to vehicles just as food gives energy to humans.

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Question (7)

QN0011359

Which fuel is commonly used in many homes for cooking?

(A) is correct because cooking gas is commonly used in homes.
(B) Sand
(C) Clay
(D) Cotton

Correct Answer: A

Explanation:

Option (a) is correct because cooking gas is commonly used in homes.

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Question (8)

QN0011360

In some places, people still use which fuels for cooking?

(A) is correct because wood and coal are traditional cooking fuels.
(B) Plastic and rubber
(C) Iron and steel
(D) Glass and paper

Correct Answer: A

Explanation:

Option (a) is correct because wood and coal are traditional cooking fuels.

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Question (9)

QN0011361

Why should wood and coal be used carefully?

(A) They dissolve in water
(B) is correct because burning wood and coal causes pollution.
(C) They produce no heat
(D) They absorb oxygen

Correct Answer: B

Explanation:

Option (b) is correct because burning wood and coal causes pollution.

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Question (10)

QN0011362

Which of the following is NOT a fuel mentioned in the chapter?

(A) Petrol
(B) Diesel
(C) Cooking gas
(D) is correct because cotton is not used as a fuel in this context.

Correct Answer: D

Explanation:

Option (d) is correct because cotton is not used as a fuel in this context.

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Question (1)

Which statement best describes fuel?

Explanation:

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Question (2)

What do cars and scooters need to keep running?

Explanation:

Link:

Question (3)

Which of the following is mentioned as a fuel for vehicles?

Explanation:

Link:

Question (4)

Diesel is mainly used as a source of energy for

Explanation:

Link:

Question (5)

A scooter uses 1 litre of petrol to travel 40 km. What provides the energy for this journey?

Explanation:

Link:

Question (6)

Food is to humans as fuel is to

Explanation:

Link:

Question (7)

Which fuel is commonly used in many homes for cooking?

Explanation:

Link:

Question (8)

In some places, people still use which fuels for cooking?

Explanation:

Link:

Question (9)

Why should wood and coal be used carefully?

Explanation:

Link:

Question (10)

Which of the following is NOT a fuel mentioned in the chapter?

Explanation:

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