I will tell you the eligibility criteria to apply for Indian Navy Senior Secondary Recruits Examination so that you can have idea.

Here is the eligibility

Qualified in 10+2/ equivalent examination with 60% or more marks in aggregate with Maths & Physics and atleast one of these subjects; Chemistry/Biology/Computer Science.

Pay & Allowances :-
(a) During the initial training period, stipend of Rs 5,700 pm will be admissible on successful completion of initial training an amount equal to the minimum of scale as mentioned below, less stipend already paid, shall be admissible from the date of commencement of service.

(b) On completion of initial training, they will be placed in the Pay Band Rs 5,200-20,200. In addition they will be paid Grade Pay @ Rs. 2,000/- plus MSP @ Rs. 2,000/- plus DA

Selection criteria
Selection of recruits is based on the order of merit on their performance in
Written Test, qualifying Physical Fitness Test (PFT) and fitness in the Medical Examinations

Medical Standards.
(a) Medical examination will be conducted by authorised military doctors as per medical standard prescribed in current regulations applicable to sailors on entry.

(b) Minimum height 157 cms. Weight and Chest should be proportionate. Minimum Chest expansion of 5 cms.

(c) Good mental, medical and physical health free from any disease/ disability, likely to interfere with efficient performance of duties. Colour perception: CP II.

(d) No Cardio-vascular disease, surgical deformities like knock knee, flat feet etc. infection of ears, no history of fits or psychiatric ailment, varicose vein, corrective surgery for eye sight etc.

(e) Medical standard should be as per the detailed guidelines issued by IHQ MoD (Navy) in NO (Spl) 01/2008.

Exam pattern
(A) The question paper will be bilingual (Hindi & English) and of objective type.

(b) The question paper will comprise of four sections i.e. English, Science, Mathematics and General Knowledge.

(c) The standard of the question paper will be that of 10+2 and the syllabus

(d) Duration of question paper will be of one hour.