UPSC NDA 2025: NDA 1 Notification, Exam Dates, Vacancies & Application Details

National Defence Academy (NDA) exam is all India national level examination conducted by Union government regulated- Union Public Service Commission for recruitment to services such as Indian Army, Air Force and Navy and Indian Naval Academy Courses. The selection process involves a written exam is followed by an interview.

Recently, UPSC have released a notification about the upcoming UPSC NDA 2025 exam. In all, 406 vacancies have been announced for the said exam. Out of the total of 400 vacancies, 31 are reserved for women. Candidates are requested to refer to the following sections for detailed information regarding UPSC NDA 2025 exam dates, exam centers, vacancies, syllabus, eligibility criteria, preparation tips and much more.

Important Information   

Eligibility Conditions:

To appear in NDA Exam 2025, a candidate must fulfill the following eligibility criteria:

1. A Candidate should be a citizen of:

• India or,
• Nepal or,
• Indian origin who has migrated from Pakistan, Burma, Sri Lanka and East African Countries of Kenya, Uganda, the United Republic of Tanzania, Zambia, Malawi, Zaire and Ethiopia or Vietnam with the intention of permanently settling in India.

2. For Army Wing of National Defence Academy- 12^thclass pass of the 10+2 pattern of School Education conducted by a state education board or a university.

3. For Air Force and naval wings of National Defence Academy and 10+2 Cadet entry Scheme at the Indian Naval Academy- 12th Class pass with Physics, Chemistry and Mathematics of the 10+2 pattern of School Education or equivalent conducted by a State Education Board or a University.

4. Physical Fitness Requirements- A candidate must be physically fit according to the physical standards of NDA and NA (I) as provided in Annexure I. A candidate withdrawn on disciplinary grounds from the academies of NDA is not eligible to apply.

How to Apply:

Follow these steps to apply online for the UPSC NDA 2025 Exam:

1. Visit the official UPSC website: [https://www.upsc.gov.in] 

2. Navigate to the “Examinations” section and click on “Apply Online.”

3. Register by filling out your basic details to generate a Registration ID and password.

4. Log in using your credentials and complete Part II of the application form.

5. Upload the required documents:

   - Scanned photograph

   - Signature

   - ID proof (Aadhaar, PAN, Passport, etc.)

6. Pay the application fee via online mode (Debit/Credit Card/Net Banking).

7. Submit the NDA form and take a printout for future reference.

Stages of Selection:

The selection process for NDA & NA consists of three stages:

1. Written Examination

The written examination is conducted by the Union Public Service Commission (UPSC) and serves as the first stage of the selection process. It is a pen-and-paper-based exam consisting of two papers:

• Mathematics: A 300-mark paper covering topics like Algebra, Calculus, Trigonometry, and more.

• General Ability Test (GAT): A 600-mark paper divided into English and General Knowledge sections. The GAT includes topics from Physics, Chemistry, History, Geography, Current Affairs, etc.

Key Points:

• The exam is conducted in two sessions on the same day.
• Each paper lasts 2.5 hours.
• Negative marking applies for incorrect answers (1/3rd of the mark assigned to the question).

2. SSB Interview

The Services Selection Board (SSB) interview is a five-day process designed to assess a candidate’s psychological aptitude, intelligence, and personality. It consists of two stages:

Stage 1: Screening

• Officer Intelligence Rating (OIR): Verbal and non-verbal reasoning tests.

• Picture Perception and Description Test (PPDT): Candidates view a picture for 30 seconds and write a story based on it.

Stage 2: Comprehensive Testing

This stage includes:

• Psychological Tests: Thematic Apperception Test (TAT), Word Association Test (WAT), Situation Reaction Test (SRT), and Self-Description Test (SD).

• Group Testing: Group Discussion, Group Planning Exercise, Progressive Group Task, and Command Task.

• Personal Interview: A one-on-one interview focusing on the candidate’s academic background, personal aspirations, and leadership qualities.

• Conference: Final assessment and recommendation by the board.

3. Medical Examination

Candidates recommended by the SSB undergo a detailed medical examination to ensure they meet the physical and medical standards required for armed forces.

Key Aspects Assessed:

• Vision and hearing tests

• Height and weight measurements

• General health and fitness

• Absence of any chronic medical conditions or physical deformities

Candidates must be declared medically fit to proceed to the final merit list.

Age Limit/Relaxation 

Only those candidates who are unmarried are eligible to apply. Candidates who were born not earlier than 2^nd July, 2006, and not later than 1^st July, 2009 are eligible to apply.

Note: Candidates should note that the date of birth as mentioned in the Matriculation/Secondary School Examination Certificate or in any other equivalent certificate will be accepted as the official DOB of the candidate.

Application Fees:

The application fees for each social category are provided below:

 Mode of Payment:

• Online Payment: Debit Card, Credit Card, or Net Banking.

• Offline Payment: Candidates can pay via cash at any branch of the State Bank of India by generating a Pay-in-slip during the application process.

Note:

• Ensure that the payment is made before the application deadline to avoid rejection.
• Fee once paid is non-refundable under any circumstances.

Exam Pattern and Scheme 

The exam pattern of NDA and NA I 2025 is as follows:

• SSB Interview: 900 marks
• Grand Total: 1800 marks

Key Details:

1. Mathematics Paper:

• Total questions: Approximately 120

• Marking scheme: +2.5 for correct answers, -0.83 for incorrect ones.

• Covers advanced high school mathematics topics.

2.  GAT Paper:

• Total questions: Approximately 150

• Marking scheme: +4 for correct answers, -1.33 for incorrect ones.

• Divided into two sections:
  • English (200 marks)
  • General Knowledge (400 marks).

3. Negative Marking: 1/3rd marks deducted for every incorrect response.

4. Duration: Both exams are conducted on the same day, with 2.5 hours allotted to each paper, and a break in between the two papers.

NDA I 2025 Exam Syllabus:

Written Exam Syllabus

1. Mathematics

• Algebra: Operations on complex numbers, quadratic equations, sequences, series, and binomial theorem.

• Matrices and Determinants: Basic operations, types, and applications.

• Trigonometry: Trigonometric identities, equations, and applications in solving triangles.

• Analytical Geometry: Properties of straight lines, circles, and conics in two dimensions.

• Differential Calculus: Limits, continuity, differentiation, and applications in maxima/minima.

• Integral Calculus and Differential Equations: Standard integrals, applications, and solving first-order equations.

• Vector Algebra: Operations on vectors, scalar, and vector products.

• Probability and Statistics: Conditional probability, mean, median, mode, and variance.

2. General Ability Test (GAT)

• Part A - English (200 Marks):
  • Grammar and usage
  • Comprehension and cohesion in passages
  • Vocabulary and sentence formation
  • Synonyms and antonyms
  • Spotting errors

• Part B - General Knowledge (400 Marks):
  • Physics: Laws of motion, thermodynamics, optics, and electronics.
  • Chemistry: Chemical bonding, reactions, acids, bases, and polymers.
  • Biology: Structure of cells, human physiology, and environmental biology.
  • History: Ancient civilizations, Indian independence movement, and world history.
  • Geography: Earth’s structure, climate patterns, and resource distribution.
  • Current Affairs: Recent developments in science, technology, sports, and governance.

NDA I Exam 2025 Vacancies:

The total number of vacancies is expected to be 406. The distribution of the vacancies among the three defense services are as follows:

EXAM CENTERS

The NDA and NA 1 2025 exam will be held in the following cities: 

Effective Exam Tips and Strategies 

Following exam tips and strategies will aid aspirants in effectively preparing and streamlining their preparation assuring exceptional performance and results in the exam.

1. Understand the Exam Pattern and Syllabus

• Familiarize yourself with the exam structure:Know the weightage of each subject and the topics within Mathematics and General Ability Test (GAT).

• Divide your time strategically:Allocate more time to topics carrying higher marks or those you find challenging.

2. Build a Robust Study Schedule

• Daily Study Routine:Dedicate at least 6-8 hours daily with short breaks to maintain focus.

• Set Weekly Goals:Plan to complete specific topics weekly, ensuring you cover the entire syllabus well in advance.

• Prioritize Revision:Allocate the last 1-2 months solely for revising important topics and solving mock papers.

3. Master Mathematics

• Conceptual Clarity:Focus on building a strong foundation in Algebra, Calculus, Trigonometry, and Geometry.

• Practice Daily:Solve 20-30 problems from different topics each day.

• Time Management:Use shortcuts for calculations and practice solving problems quickly.

• Recommended Books:
  • NCERT Mathematics (Class 11 and 12)
  • GOTO NDA/NA for MATHEMATICS reference books by Disha Publications

4. Ace the General Ability Test (GAT)

• English Preparation:
  • Read newspapers and magazines to improve comprehension and vocabulary.
  • Practice grammar exercises, spot errors, and solve previous year’s questions.
  • Recommended Books: Wren & Martin’s High School English Grammar and Composition.

• General Knowledge:
  • Study NCERT books for History, Geography, and Science from classes 6 to 10.
  • Stay updated with current affairs by reading daily newspapers and magazines like Pratiyogita Darpanor Manorama Yearbook.
  • Solve quizzes to improve retention of facts.

5. Time Management

• Solve Mock Tests: Practice full-length mock tests to simulate the exam environment.

• Analyze Performance: Identify weak areas and work on them.

• Timed Practice: Use a stopwatch while solving papers to enhance speed and accuracy.

6. Prepare for SSB Interview

• Stage 1: Screening
  • Practice OIR tests to improve reasoning skills.
  • Participate in group discussions to improve communication and confidence.

• Stage 2: Psychological and Group Tests
  • Work on logical thinking and storytelling for tests like TAT and PPDT.
  • Develop leadership and teamwork skills for group tasks.

• Personal Interview
  • Be confident and honest during interviews.
  • Prepare answers for common questions like career aspirations, family background, and hobbies.
  • Stay updated on current events, especially those related to the armed forces.

7. Focus on Physical Fitness

• Daily Exercise Routine:Include running, push-ups, sit-ups, and other strength-building exercises.

• Health and Nutrition:Eat a balanced diet to maintain energy levels and focus.

• Medical Standards:Ensure you meet the medical requirements (e.g., vision, weight, height).

8. Use Quality Study Materials

• Previous Year Question Papers:Analyze patterns and frequently asked questions.

• Online Resources:Use online platforms like YouTube for tutorials and exam tips.

• Coaching Classes:Join reputed institutes if you need guidance.

9. Stay Motivated and Disciplined

• Set realistic goals and celebrate small achievements.
• Avoid distractions like excessive social media use.
• Engage in motivational activities like reading success stories of past NDA aspirants.

Best Study and Reference Guides 

Grab the best study books for NDA & NA I 2025 exam now by Disha Publications completely equipped with previous year questions, mock tests with solutions and chapter-wise explanation of important topics.

Frequently Asked Questions (FAQs)

1. 1. What is the eligibility criteria for the UPSC NDA 2025 Exam?
   Candidates must be unmarried, meet the specified age limit (born between July 2, 2006, and July 1, 2009), and have passed Class 12 or equivalent. For Air Force and Navy, candidates must have studied Physics and Mathematics.

2. How many vacancies are available for NDA 2025, and are there opportunities for women?
   There are a total of 406 vacancies, including 38 for women. Vacancies are distributed across services like the Army, Navy, and Air Force, including subcategories like Flying, Ground Duties (Technical), and Ground Duties (Non-Technical).

3. What is the application fee for NDA 2025, and how can it be paid?
   The application fee is INR 100 for General/OBC candidates, while SC/ST candidates and wards of JCOs/NCOs/ORs are exempted. It can be paid online via Debit/Credit Card or Net Banking or offline via SBI Challan.

4. What is the exam pattern of the NDA 2025 written test?
   The written test comprises two papers: Mathematics (300 marks) and General Ability Test (600 marks). Both papers are conducted offline and include negative marking for incorrect answers.

5. What is the structure of the SSB Interview for NDA 2025?
   The SSB Interview is a five-day process with two stages: Screening (OIR and PPDT tests) and Stage 2 (psychological tests, group tasks, personal interview, and conference). It evaluates a candidate's intelligence, personality, and leadership skills.

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