Yes, at UNISWAP it is very possible for scammers to enter because the requirements for listing on Uniswap are not that difficult. Useless tokens will easily list and search for victims,
How do we know if a token is actually a scam? Do we go by the volume of of the token in circulation? Should we determine by the white paper or by the team behind.
You will be able to find out the SCAM token when the team has left you, usually a sign of the team running away is that the website or product service in the project starts to stop operating