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Question (1)

QN005673

Which natural resource is the primary source of energy for life on Earth?

(A) Water
(B) Soil
(C) Sun
(D) Wind

Correct Answer: C

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Question (2)

QN005674

The energy received from the Sun is called:

(A) Chemical energy
(B) Solar energy
(C) Nuclear energy
(D) Mechanical energy

Correct Answer: B

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Question (3)

QN005675

Plants prepare their food using energy from the Sun through a process called:

(A) Respiration
(B) Digestion
(C) Photosynthesis
(D) Germination

Correct Answer: C

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Question (4)

QN005676

Which of the following directly uses solar energy?

(A) Solar cooker
(B) LPG stove
(C) Candle
(D) Coal furnace

Correct Answer: A

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Question (5)

QN005677

A solar panel generates 12 units of electricity in a day. How many units will it generate in 5 days under similar conditions?

(A) 48
(B) 50
(C) 60
(D) 72

Correct Answer: C

Explanation:

12 × 5 = 60 units.

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Question (6)

QN005678

What is the ultimate source of energy for wind?

(A) Water
(B) Sun
(C) Coal
(D) Soil

Correct Answer: B

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Question (7)

QN005679

Which form of energy from the Sun helps us see objects during daytime?

(A) Sound energy
(B) Heat energy
(C) Light energy
(D) Electrical energy

Correct Answer: C

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Question (8)

QN005680

A family uses a solar water heater that heats 100 litres of water daily. How much water can it heat in 7 days?

(A) 500 litres
(B) 600 litres
(C) 700 litres
(D) 800 litres

Correct Answer: C

Explanation:

100 × 7 = 700 litres.

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Question (9)

QN005681

Which statement best defines solar energy?

(A) Energy obtained from moving water
(B) Energy obtained from the Sun
(C) Energy obtained from coal
(D) Energy obtained from food

Correct Answer: B

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Question (10)

QN005682

Why is solar energy considered a renewable resource?

(A) It is available only in summer
(B) It gets exhausted quickly
(C) It is continuously supplied by the Sun
(D) It is stored underground

Correct Answer: C

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Question (1)

Which natural resource is the primary source of energy for life on Earth?

Explanation:

Link:

Question (2)

The energy received from the Sun is called:

Explanation:

Link:

Question (3)

Plants prepare their food using energy from the Sun through a process called:

Explanation:

Link:

Question (4)

Which of the following directly uses solar energy?

Explanation:

Link:

Question (5)

A solar panel generates 12 units of electricity in a day. How many units will it generate in 5 days under similar conditions?

Explanation:

Link:

Question (6)

What is the ultimate source of energy for wind?

Explanation:

Link:

Question (7)

Which form of energy from the Sun helps us see objects during daytime?

Explanation:

Link:

Question (8)

A family uses a solar water heater that heats 100 litres of water daily. How much water can it heat in 7 days?

Explanation:

Link:

Question (9)

Which statement best defines solar energy?

Explanation:

Link:

Question (10)

Why is solar energy considered a renewable resource?

Explanation:

Link:

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