In which plant is the microorganism shown in the given figure found?

Assertion $(S)$: Viruses are considered as a link between living and non-living organisms.
Reason $(R)$: Viruses replicate only when they are inside a host cell,whereas they behave as non-living particles in a free state.

Which of the following are most suitable indicators of $SO_2$ pollution in the environment?

Which nucleic acid is present in the structure of a viroid in a stranded form?

The virus responsible for lysogenic growth cycle is

The symbiotic association between algal and fungal components is known as .......