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BTSC Releases Answer Key for OT Assistant, Lab, ECG, and X-Ray Technician Posts 2025

The Bihar Technical Services Commission (BTSC) has announced the answer key for the recruitment of Lab Technicians, OT Assistants, ECG Technicians, and X-Ray Technicians for 2025. This recruitment covers a total of 6134 vacancies, with applications accepted from March 4 to April 1, 2025. The written examination was conducted on April 26, 2025. Candidates who participated in the exam can now download their results. The article provides detailed information on important dates, application fees, age limits, educational qualifications, and the selection process. For those interested in these positions, it is crucial to review the official notification thoroughly.
By Ambika Singh May 9, 2025, 17:01 IST

BTSC Answer Key for Various Technician Posts 2025





BTSC Answer Key for OT Assistant, Lab, ECG, and X-Ray Technician 2025





Important Update: The Bihar Technical Services Commission (BTSC) has published the answer key for the positions of Lab Technician, OT Assistant, ECG Technician, and X-Ray Technician. This recruitment was announced for a total of 53 vacancies. Applications for the BTSC recruitment were accepted from March 4, 2025, to April 1, 2025. The written examination took place on April 26, 2025. Candidates who participated in the exam can access their results through the provided link.
































Bihar Technical Services Commission (BTSC)


Answer Key for OT Assistant, Lab, ECG, and X-Ray Technician 2025


BTSC Advertisement No: 02/2025 to 05/2025


Key Dates



  • Notification Date: March 4, 2025


  • Application Start Date: March 4, 2025


  • Application End Date: April 1, 2025


  • Exam Date: April 26, 2025


  • Admit Card Release: April 21, 2025


  • Answer Key Release: May 9, 2025


Application Fees



  • General, BC, EBC, EWS Candidates: Rs.600


  • Other State Candidates (All Categories): Rs.600


  • SC, ST, EBC of Bihar: Rs.150


  • All Female Candidates of Bihar: Rs.150


  • Payment can be made via Debit Card, Credit Card, Net Banking, UPI, and other modes.


Age Limit for BTSC Technician Posts



  • Age as of August 1, 2024


  • Minimum Age: 21 Years


  • Maximum Age: 37 Years (UR)


  • Maximum Age: 40 Years (UR Female)


  • Maximum Age: 40 Years (BC/EBC Male & Female)


  • Maximum Age: 42 Years (SC/ST Male & Female)


  • Age relaxation will follow Bihar BTSC recruitment rules.


Vacancy Details for BTSC Technician Posts


Total Vacancies: 6134

























Post Name Number of Posts
Lab Technician 2969
OT Assistant 1683
ECG Technician 242
X-Ray Technician 1240



Educational Qualification for BTSC Technician Posts



  • Candidates must have completed their Class 12th from a recognized board.


  • A diploma in Laboratory Technology or a Bachelor of Medical Laboratory Technology (BMLT) from a recognized institution is required.


  • All applicants should thoroughly review the official notification before applying.


Selection Process for BTSC Technician Posts



  • Selection will be based on a Computer-Based Test (CBT) and work experience.


Steps to Download the BTSC Answer Key 2025



  • Navigate to the Important Links section.


  • Click on the Download Answer Key link.


  • You will be redirected to the Dashboard page.


  • Fill in the required fields: Candidate’s Registration Number, Date of Birth, Gender, and Verification Code.


  • Submit the details to download the Answer Key.


  • The answer key can also be downloaded from the official website.