Consider the following pairs: Objects in space Description (1) Cepheids Giant clouds of dust and gas in space (2) Nebulae Stars which brighten and dim periodically (3) Pulsars Neutron stars that are formed when massive stars run out of fuel and collapse How many of the above pairs are correctly matched?

UPSC Civil Services 2023 Prelims General Studies Paper I

Question : 56 of 100

Marks: +1, -0

Consider the following pairs:

Objects in space		Description
(1)	Cepheids	Giant clouds of dust and gas in space
(2)	Nebulae	Stars which brighten and dim periodically
(3)	Pulsars	Neutron stars that are formed when massive stars run out of fuel and collapse

How many of the above pairs are correctly matched?

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