WBJEE Solved Model paper

I am looking for West Bengal Joint Entrance Examinations (WBJEE) solved model question paper???

[Raman Vij]

Candidates appearing for WBJEE 2015 will gave to take a written examination comprising questions from Physics, Chemistry and Mathematics

There shall be 3 categories of questions
While Category 1 shall have questions of 1 mark each, Categories 2 and 3 shall have questions bearing 2 marks each

Category 3 Questions may have more than one correct options.
Candidates must mark all the correct options in order to be awarded full marks

Marking for the Category 3 questions will be in the manner [{2 x (number of correct responses)} / (Total no of correct options)]

For each incorrect answer 33.33% of total scored marks (1/3 of total scored marks) will be deducted

Here is the attachment for WBJEE exam question paper;

WBJEE exam question paper