I have done my 11th with science. Is there any institution like FIIT JEE or Allen to prepare for IMUCET?

No, candidates can't apply for IMU CET offline. There is only one way to apply which is through the official website.

Yes, in the past years it is been witnessed that, Various placement partners visit the IMU CET campus like Delta Corp., MMSI, Wilhelmsen, Dockendale, MSI.

The Indian maritime university is conducts the IMU CET exam.

The following steps to fill the online registration form 

Step-1 Enter Basic details.

Step-2 Provide Personal Details.

Step-3 Fill the Qualification Details.

Step-4 Upload scanned photograph (jpg/jpeg), signature (jpg/jpeg), and documents (pdf/jpg/jpeg).

Step-5 Pay application fee through online payment mode

Candidates need to upload the following documents during registration. 

(a) Passport size photograph

(b) Signature of the candidate

(c) 10th Standard Mark Sheet

(d) 12th Standard Mark Sheet (wherever applicable)

(e) UG Degree Mark Sheet / Certificate (wherever applicable).

(f) Category Certificate in respect of SC / ST / OBC (NCL) candidates.

(g) Economically Weaker Section Certificate in respect of General EWS Candidates.

(h) NCC Certificate (if applicable)

(i) Special State / Nativity Certificate (if applicable)

(j) MEO-I / COC Certificate (Applicable for M.Tech candidates who are Seafarers).