The word 'psychological' is the adjective form of the noun psychology.

There are many broad categories or types of psychological tests. The most common of these are the Personality Test, Intelligence Test and Behavior Test.

Norman Tallent has written:

'Psychological report writing' -- subject(s): Psychological literature, Psychology, Report writing, Writing, Authorship

'Clinical psychological consultation' -- subject(s): Clinical psychology

'Psychology of adjustment' -- subject(s): Adjustment (Psychology), Pathological Psychology, Personality

'The Practice of Psychological Assessment' -- subject(s): Psychodiagnostics, Psychological tests, Psychometrics

yes, though a psychological behaviour

The word psychological is the adjective form for the noun psychology.