Question

Out of these, which one is not a man-made luminous body?

a) Electric bulb
b) Burning candle
c) Firefly
d) Oil Lamp

Answer fast I will mark you as brainlist.

Answer 1

Answer:

C) Firefly

Explanation:

It's a natural luminous body and it's not man-made. It's an insect and we know insects are not man-made. Like other animals and insects Firefly is also not man-made.

Thank you..

Answer 2

c) Firefly is not a man-made luminous body.

• A luminous body is an object or body that has its light. A man-made luminous body is a body that is not naturally present in nature but has been invented by humans.
• Firefly is the fly that emits light due to chemical reactions occurring inside its body. Thus, option c) Firefly is not a man-made luminous body.