BPSC AEDO Preparation Guide 2026

Overview

BPSC AEDO (Agriculture Extension/Development Officer) recruits officers to support agricultural extension and development programs across Bihar. It is conducted by the Bihar Public Service Commission (BPSC).

Exam Pattern

BPSC AEDO has 3 stages:

1. Preliminary Examination

Objective screening paper on General Studies and General Science.

2. Main Examination

Descriptive paper(s) covering General Studies and Agriculture-related subjects.

3. Interview

Personal interview for candidates who clear Mains.

Detailed Syllabus

General Studies
General Science
Agriculture & Allied Subjects

Eligibility

Bachelor's degree in Agriculture or a related discipline.

Preparation Strategy

Learn the Exact Stage Sequence: BPSC AEDO has 3 stages (Preliminary Examination → Main Examination → Interview) — know what each stage tests before you start preparing so you don't over-invest in the wrong one first.
Build the Syllabus Subject by Subject: Work through General Studies, General Science, Agriculture & Allied Subjects one at a time rather than jumping between subjects — depth beats breadth in the early weeks.
Attempt Every Question: There is no negative marking for the objective stage, so an educated guess never costs you.
Practice Under Real Conditions: Take full-length mock tests on YourMockTest for the objective stage(s), simulating the real timer, before attempting the actual BPSC AEDO.
Review Every Mistake: After each mock, spend more time reviewing wrong answers than attempting new questions — a repeated mistake in practice is a guaranteed mistake in the real exam.

Preparation Strategy

Learn the Exact Stage Sequence: BPSC AEDO has 3 stages (Preliminary Examination → Main Examination → Interview) — know what each stage tests before you start preparing so you don't over-invest in the wrong one first.

Build the Syllabus Subject by Subject: Work through General Studies, General Science, Agriculture & Allied Subjects one at a time rather than jumping between subjects — depth beats breadth in the early weeks.

Attempt Every Question: There is no negative marking for the objective stage, so an educated guess never costs you.

Practice Under Real Conditions: Take full-length mock tests on YourMockTest for the objective stage(s), simulating the real timer, before attempting the actual BPSC AEDO.

Review Every Mistake: After each mock, spend more time reviewing wrong answers than attempting new questions — a repeated mistake in practice is a guaranteed mistake in the real exam.

BPSC AEDO Preparation Guide