...No...
Yes.
Humans are more closely related to cats than to dogs in terms of evolutionary history.
Humans and chimpanzees are closely related organisms, sharing a common ancestor. Additionally, dogs and wolves are closely related, with domestic dogs descending from wolves through selective breeding.
There are more humans than dogs.
Both!
While dogs can get psoriasis, they do not get it from humans.
No, dogs do not get lice from humans. Lice that affect dogs are specific to their species and cannot be transmitted from humans.
Cats and mice are more closely related in terms of their predator-prey relationship. However, cats and dogs are more closely related in terms of their shared domestication history as both have been kept as pets by humans for centuries.
Dogs are hairy for the same reason humans are. Why are humans hairy?
No, dogs cannot be sexually attracted to humans.
no plants and dogs are not related dogs are mammals
No, dogs cannot get head lice from humans. Head lice are specific to humans and do not infest animals like dogs.