Which of the following clouds is responsible for “Solar halo”, an optical phenomenon which leads to formation of colored or white rings or arcs and spots in the sky?

Answer: [A] Cirrostratus

Cirrostratus is the only clouds which is responsible for the formation of haloes. A halo is an optical phenomena produced by light interacting with ice crystals suspended in the atmosphere. It leads to formation of colored or white rings or arcs and spots in the sky.

This question is a part of GKToday's Integrated IAS General Studies Module