Nobel Laureate Venkatraman Ramakrishnan, Apollo Hospital group chairman Prathap C Reddy, and theatre personalities Ebrahim Alkazi and Zohra Segal are among the six people awarded the Padma Vibhushan, the country's second highest civilian award, in the Republic Day honours list announced on Monday.

Actor Aamir Khan, Oscar-winning musician AR Rahman and Indian American editor Fareed Zakaria are among the 43 people awarded the Padma Bhushan, the third highest honour.