You can focus on previous year sample papers in the beginning and also refer to NCERT material from 9 to 12th class textbooks.

The test paper includes:

There shall be one objective type paper of 100 marks with the following components:

a) English : 25 Marks

b) Indo-Islamic Culture and Aligarh Movement : 25 Marks

c) General Awareness and Current Affairs : 40 Marks

d) Reasoning and Intelligence: 10 Marks

Good Luck.!