Why might some argue that the organization of the senate is undemocratic?

Individuals think the association of the Senate is undemocratic or not relating or as per law based standards in light of the fact that the equivalent portrayal of the details does not mirror the nation's populace dispersion.

Undemocratic is a framework, process, or choice that is undemocratic is one that is controlled or made by one individual or few individuals, as opposed to by every one of the general population included.