What is the cup-shaped fruiting body of a lichen called?

What is the protein coat of a virus known as?

Which method of reproduction occurs in lichens?

$A$ virus is considered a living organism and an obligate parasite when inside a host cell. However,viruses are not classified along with bacteria or fungi. What are the characteristics of a virus that are similar to non-living objects?

They are pollution indicators and never grow in polluted areas.

Which of the following shows coiled $RNA$ strand and capsomeres?