As nouns the difference between bias and bios
is that
bias is inclination towards something; predisposition, partiality, prejudice, preference, predilection while
BIOS is built-in operating system.
As a verb bias
is to place bias upon; to influence.
As an adjective bias
is inclined to one side; swelled on one side.
As an adverb bias
is in a slanting manner; crosswise; obliquely; diagonally.