NCERT Solution: Biological Classification
A virus is considered as a living organism and an obligate parasite when inside a host cell. But virus is not classified along with bacteria or fungi. What are the characters of virus that are similar to non-living objects?
NCERT Exampler
Characters of virus that are similar to non-living objects:
(a) They have inert crystalline structure outside the living cell.
(b) They do not have any cell organelles.