Nurseries are classified based on duration,types of plants and structures used --- Send in a voice message: https://podcasters.spotify.com/pod/show/santoshibotany/message

Archaea are single celled oldest living  prokaryotic organisms that survive in extreme environmental conditions. --- Send in a voice message: https://podcasters.spotify.com/pod/show/santoshibotany/message

Life originated on earth approximately 4 billion years ago many theories have been proposed to explain the origin of life on earth but the most accepted one is the theory of abiogenesis or chemical evolution suggested by Oparin and Haldane  --- Send in a voice message: https://podcasters.spotify.com/pod/show/santoshibotany/message