Question

What Yajna and Yagas were important during the Vedic period?

Answer 1

Yajna (IAST: yajña) literally means "sacrifice, devotion, worship, offering", and refers in Hinduism to any ritual done in front of a sacred fire, often with mantras. Yajna has been a Vedic tradition, described in a layer of Vedic literature called Brahmanas, as well as Yajurveda.