Hey Ankita

Sorry but it cannot be downloaded now but if you have a good token of luck then the below given steps may work: 

1 Get the contact information of WBJEE by visiting their official website. You can send them a mail describing your problem and wait for their reply . 

Or

2 Get their helpline number and make them a call . Feel free to share your problem with them . They will help you if possible.

Thankyou