Are viroids spherical?

Viroids:

1. They are infectious pathogens that affect only plants.
2. They are also known as plant pathogens which spread through contact with the infected plants.
3. They have a structure smaller than viruses & possess circular, noncoding, and infectious strands of RNAs with no protein coating.
4. Therefore, it can be said that viroids are spherical.
5. Example- Chrysanthemum stunt viroid, Avocado sunblotch viroid, etc.
6. In humans, the only viroid disease is Hepatitis D.