BPSC AEDO Preparation Guide

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

1. 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.
2. 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.
3. Attempt Every Question: There is no negative marking for the objective stage, so an educated guess never costs you.
4. 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.
5. 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.