BSSC Field Assistant Syllabus, Exam Pattern, Eligibility
152 topics across 5 subjects. Every question carries a written explanation.
Field Assistant (Kshetra Sahayak) is a Level 2 post in the Bihar Agriculture Department's field cadre, under the Directorate of Agriculture. BSSC advertised 201 posts in Advertisement 03/25 in April 2025.
The prelim was held on 10 August 2025 and its result came on 22 January 2026, with 1,005 candidates through to the mains. The commission said the mains was likely in March 2026, but no mains notice had appeared on its notice board by mid-October 2026.
Last checked against the official notification on .
BSSC Field Assistant Details
Exam Pattern
Prelim: 150 objective questions on General Studies, General Science and Maths, and Mental Ability, in 2 hours 15 minutes, Hindi or English. 4 marks a right answer, 1 off for a wrong one, so the paper is out of 600. Five candidates per vacancy in each category go to the mains, which has its own notice.
Qualifying marks:
| Category | Minimum |
|---|---|
| Unreserved | 40 per cent |
| BC | 36.5 per cent |
| EBC | 34 per cent |
| SC, ST, women, candidates with disability | 32 per cent |
Syllabus
The prelim syllabus is BSSC's standard one: current events and India and its neighbours (history, culture, geography, economy, Indian agriculture, Constitution, panchayati raj, Bihar in the freedom struggle); Matric-level physics, chemistry, biology, geography and arithmetic; and reasoning. The advertisement gives no separate agriculture paper for the prelim.
Eligibility Criteria
I.Sc. or a diploma in agriculture from a recognised institution. The advertisement accepts no other qualification as equivalent.
Age on 1 August 2024, minimum 18:
| Category | Upper age limit |
|---|---|
| Unreserved men | 37 |
| BC and EBC (men and women) | 40 |
| Unreserved women | 40 |
| SC and ST (men and women) | 42 |
| Candidates with disability | 10 years over their category limit |
Salary
Level 2 (the old pay band ₹5,200 to ₹20,200 with grade pay ₹1,900).
How to Apply
Applied online from 25 April to 21 May 2025. Fee ₹540 for unreserved, BC and EBC men and all candidates from outside Bihar; ₹135 for Bihar SC and ST, all candidates with disability, and Bihar women.
Important Dates
| Event | Date |
|---|---|
| Online applications | 25 Apr to 21 May 2025 |
| Prelim | 10 Aug 2025 |
| Prelim result | 22 Jan 2026 |
| Mains | Said to be likely in Mar 2026; not notified as of Oct 2026 |
Cut Off
Prelim cut-off marks, out of 600, from the result of 22 January 2026:
| Category | Marks | Rank |
|---|---|---|
| Unreserved | 456 | 273 |
| Unreserved women | 410 | 1,896 |
| SC | 395 | 2,818 |
| SC women | 299 | 12,288 |
| ST | 366 | 5,207 |
| EBC | 441 | 592 |
| EBC women | 380 | 3,984 |
| BC | 450 | 374 |
| BC women | 397 | 2,729 |
| Backward class women | 384 | 3,631 |
| EWS | 439 | 676 |
| EWS women | 385 | 3,582 |
Preparation Tips
The unreserved cut-off was 456 out of 600, which is, for example, 115 right and 4 wrong. Speed on the arithmetic and reasoning sections makes the difference.
Official Links
Frequently Asked Questions
How many Field Assistant posts are there?
201.
What qualification is needed?
I.Sc. or a diploma in agriculture.
How many passed the prelim?
1,005.
When is the mains?
BSSC said March 2026 was likely, but had not notified it by October 2026.
Computer Awareness (21)
- Computer Fundamentals
- MS Excel
- MS Office
- MS Powerpoint
- MS Word
- Computer Internet
- Computer System Architecture
- Computer Operating System
- Important File Extensions
- Important Abbreviations
- Keyboard Shortcuts
- History of Computers
- Computer Hardware and Software
- Input /Output Devices
- Memory Management
- Computer Languages
- Number System
- Logic Gates
- Computer Network
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English Language (25)
- Synonyms
- Antonyms
- Double Synonyms
- Homonyms
- One Word Substitution
- Reading Comprehension
- Theme Detection
- Deriving Conclusions from Passages
- Sentence Completion
- Passage Completion
- Fill in the Blanks
- Spotting Errors
- Sentence Improvement
- Passage Correction
- Choose the Correct - Incorrect Sentence
- Reconstruction of Sentence
- Sentences Rearrangement
- Reconstruction of Paragraphs
- Rearrangement of Jumbled Parts
- Word Formation
- Idioms and Phrases
- Active-Passive voice
- Direct-Indirect Speech
- Transformation of Sentences
- Spelling Test
General Awareness / General Knowledge (GK) (23)
- Indian Politics
- Indian History
- Indian Economy
- Important Acts of the Parliament of India
- Honours and Awards
- Indian Geography
- Indian Culture
- World Geography
- Famous Places in India
- Famous Personalities
- Books and Authors
- Sports
- Days and Years
- Inventions
- Highest, Longest, Biggest, Largest, Deepest, Smallest of the World
- General Science
- World Currency
- Country Languages
- Technology
- Physics
- Chemistry
- Biology
- Scientific Names of Plants and Animals
Quantitative Aptitude (49)
- Number System
- H.C.F. & L.C.M.
- Decimal Fractions
- Simplification
- Square Roots & Cube Roots
- Average
- Problems on Numbers
- Problems on Ages
- Surds & Indices
- Percentage
- Operations on Numbers
- Profit & Loss
- Ratio & Proportion
- Partnership
- Chain Rule
- Time & Work
- Pipes & Cistern
- Time & Distance
- Problems on Trains
- Boats & Streams
- Alligation or Mixture
- Simple Interest
- Compound Interest
- Logarithms
- Area
- Volume & Surface Areas
- Mensuration
- Races & Games of Skill
- Calendar
- Clocks
- Stocks & Shares
- Permutations & Combinations
- Probability
- True Discount
- Banker’s Discount
- Heights & Distances
- Odd Man Out & Series
- Algebra
- Divisibility Rules & Remainder Theorem
- Factorials & Power Cycles
- Progressions (A.P., G.P., H.P.)
- Work & Wages
- Set Theory / Venn Diagrams
- Geometry (Lines, Angles, Triangles, Polygons)
- Coordinate Geometry
- Data Interpretation
- Trigonometry
- Statistics (Mean, Median, Mode)
- Arithmetic Operations
Reasoning (34)
- Analogy
- Number Series
- Classification
- Series Completion
- Coding-Decoding
- Input Output
- Inequality
- Blood Relation
- Puzzle Test
- Sequential Output Tracing
- Direction Sense Test
- Linear Seating Arrangement
- Circular Seating Arrangement
- Alphabet Test
- Number, Ranking and Time Sequence Test
- Mathematical Operations
- Logical Sequence of Words
- Arithmetical Reasoning
- Inserting The Missing Character
- Data Sufficiency
- Decision Making
- Assertion and Reason
- Situation Reaction Test
- Verification of Truth of the Statement
- Letter and Symbol Series
- Logic
- Statement - Arguments
- Statement - Assumptions
- Statement - Courses of Action
- Syllogisms
- Statement - Conclusions
- Deriving Conclusions From Passages
- Theme Detection
- Question - Statements
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