All of the statements are true
Viruses are considered to be non living things because they do not meet many of the criteria that are needed for an organism to be considered a living thing.
Viruses can not replicate on their own, they do not excrete any waste and do not meet all the seven features that living things must exhibit.
True in most cases unless they erode then the younger ones will be on top
Look on the internet please
Answer to this question is b
