live inetaction

$ Viruses are at a border line position between living and non living. ! Phytoplanktons are those living organisms which are aquatic.

The interaction of living organisms with the non-living environment constitutes the ecosystem.

Which among the following is prepared from live pathogen or is a live vaccine?

Viruses are intermediate between living and non-living entities. They resemble living in :

Living and non-living objects of nature

Name the connecting link between living and non-living.