As you have asked about the answer key of the Karnataka Post Graduate Common Entrance Test (PGCET) for MBA, I am giving you information about it, check below for the details

Post Graduation Common Entrance Test (PGCET) is the entrance examination for the Courses like MBA.
It is conducted by Karnataka Examination Authority (KEA)
I want to tell you that the answer key has not been released yet.
Applicants should cross check their answers for MBA examinations with Karnataka PGCET answer key.

Name of Organization: Karnataka Examination Authority (KEA)
Name of Exam: Post Graduation Common Entrance Test (PGCET)
PGCET For: Admission in MBA
Category: Answer key

Steps to get the Karnataka PGCET Answer key:

Log on to KEA website
Click on PGCET link
Click on the Subject you have applied for
Answer sheet will open in pdf
Check answers with ans key
Download the Answer key for future use

Usage

Obtain the exam pattern to deduce the marking scheme for correct and incorrect answers.
Start matching the attempted answers with the Karnataka PGCET MBA Answer Key.
Keep adding and deducting the marks for correct and incorrect answers respectively.