You haven't mention the course you're looking for. For every course the exam pattern is different and so are the number of questions asked.
I'm providing a link through which you can get the exam pattern of all the courses exam conducted by Allahabad University.
Which course are you asking about?
If you are about BSc,
then a total 150 questions are there in Allahabad University entrance examination .
- General English or General Hindi (you have to select anyone):- 20 Questions
- General Awareness:- 10 Questions
- Science Group:-120 questions ,If you have Maths stream then 120 questions will be from Physics, Chemistry and Mathematics , in case if you are from Biology stream then 120 questions from Physics, Chemistry and Biology.
For detailed information and to know about Entrance Examination question paper pattern for BA, BCOM etc go through