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UPSC IFS 2022 Mains Exam Date (Out), Pattern, Syllabus, Result, Cut off

Updated By Deepansh Sharma on 27 Aug, 2022 23:58

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About UPSC IFS 2022

UPSC IFS Mains exam 2022: UPSC IFS Mains exam dates 2022 have been released by the commission on its official website. The commission uploaded a circular indicating the schedule of IFS mains exam 2022. The exams are scheduled from November 20, 20222 to November 27, 2022.  UPSC IFS Mains exam will be conducted in two shifts: Morning shift (09:00 AM to 12:00 PM) and Evening Shift (02:00 PM to 05:00 PM).  The admit card for IFS Mains exam will be released in the first week of November 2022. The Detailed UPSC IFS Mains 2022 exam schedule has been provided in the article given below.

UPSC IFS Prelims exam was conducted on June 05, 2022 alongwith UPSC Civil Services (Prelims) Exam 2022. The result for the same was declared on June 22, 2022. UPSC Indian Forest Service (IFS) examination is a national-level exam conducted for the recruitment of eligible aspirants into forestry services. The Indian Forest Service examination consists of two successive stages- Civil Services Examination (Preliminary) Examination and Indian Forest Service (Main) Examination (Written Test and Personality Test). For the selection into Indian Forest Services, aspirants have to qualify for both Civil Services Examination (Preliminary) Examination and Indian Forest Service (Main) Examination. Once the Mains are over candidates are called for Personal Interview rounds which sums up the Selection Process of UPSC IFS 2022. Candidates selected through UPSC IFS Examination will become eligible for posts of the Forestry Department of Government of India. Therefore, the level of competition for the office is becoming high and is expected to increase with the growing affinity for government jobs in the near future.

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Indian Forest Service (UPSC IFS) 2022 Highlights

Here are the key points on the UPSC IFS Exam 2022:

Name of the ExamIndian Forest Services (IFS)
Organizing bodyUnion Public Service Commission (UPSC)
Exam LevelNational level
Application ModeOnline
Mode of examOffline
Number of attempts permitted6
Number of vacancies151
LanguageHindi and English
Selection Process
  • Prelims exam
  • Mains exam
  • Interview

UPSC IFS 2022 Important Dates

The important dates regarding the UPSC IFS 2022 exam have been discussed in the following sections - 

Application Form Filling of UPSC IFS (Prelims) 2022Closed
Last day to applyFebruary 22, 2022
UPSC IFS Prelims 2022 Admit Card    May 10, 2022
UPSC IFS Prelims 2022June 05, 2022
UPSC IFS Prelims 2022 ResultJune 22, 2022
Examination Date (Mains) 2022November 20, 2022 to November 27, 2022
IFS Main 2022 ResultsDecember 2022

UPSC IFS 2022 Eligibility Criteria

The Union Public Service Commission (UPSC) has laid down the eligibility criteria for the UPSC IFS Civil Services Examination in four major parameters- nationality, educational qualification, age criteria and the number of attempts. The UPSC IFS Eligibility Criteria has been discussed in detail below.

UPSC IFS Eligibility Criteria: Nationality

A candidate must fulfil any one of the nationality conditions:

  • A citizen of India
  • The subject of Nepal
  • The subject of Bhutan
  • Tibetan refugee who came over to India before 1st January 1962 with the intention of permanently settling in India
  • A person of Indian origin who has migrated from Pakistan, Burma, Sri Lanka, East African countries like Kenya, Uganda, the United Republic of Tanzania, Zambia, Malawi, Zaire, Ethiopia, and Vietnam with the intention of permanently settling in India
  • Candidates belonging to categories b, c, d, and e should produce a certificate of eligibility, which has been issued by the Government of India.

UPSC IFS Eligibility Criteria: Educational Qualifications

  • The candidate should hold a Bachelor's degree with a specialization in one of the subjects specifically, Animal Husbandry and Veterinary Science, Botany, Chemistry, Geology, Mathematics, Physics, Statistics, and Zoology.
  • Candidates with a Bachelor's certification in Agriculture or Forestry or Engineering are also eligible for the UPSC IFoS exam.

UPSC IFS Age Limit

The candidates can be minimum of 21 years and a maximum of 32 years on August 1, 2022, on the year of examination.

Number of Attempts for UPSC IFS 2022

The number of attempts permitted for the candidates from various categories is tabulated below:

CategoryNumber of Attempts
General Candidates6 Attempts
Scheduled Caste and Scheduled Tribe CandidatesNo Limitation
Other Backward Classes9
Physically Challenged9
General and Other Backward Caste (OBC)6

UPSC IFS Syllabus 2022

UPSC IFS is a national level forest service exam conducted along with UPSC CSE exam. Being a cadre 1 service exam, the syllabus for UPSC IFS is almost same as that for Civil service exam with respect to Prelims paper. But if we talk about UPSC IFS mains syllabus, it is quite different than CSE mains syllabus. UPSC IFS Mains paper is a descriptive exam which checks the knowledge of six domain subjects. UPSC IFS is basically divided in three parts: Prelims, Mains and Interview. The section given below deals with UPSC IFS Prelims and Mains syllabus. Read it fully to learn more.

UPSC IFS Syllabus: Prelims Exam

UPSC IFS General Studies Syllabus
  • Indian History and Indian National Movement
  • Indian Geography and World Geography
  • General Science
  • Indian Political system and Governance in India
  • Indian Economics: Macro and Micro Economics
  • Social and Economic Development: Sustainable development, Poverty, Inclusion
  • Environmental Studies, Ecology, Bio-diversity and Climate Change
  • National and International events
UPSC IFS CSAT Exam Syllabus
  • Quantitative Aptitude
  • Data interpretation 
  • English Comprehension
  • English Vocabulary
  • Analytical and verbal resasoning
  • General ability
  • Decision-making and problem solving questions

UPSC IFS Syllabus: Mains Exam



Paper I (General English)

  • An English essay is to be written by the candidate, based on general topics.
  • Question to test the usage of english will be asked in the questions. Candidates will also be required to write summary based on a passage.

Paper-II (General Knowledge)

  • Paper II test the perception of the candidates on current general topics. These include prevailing social issues, current events, general knowledge, etc.
  • Paper II will also test the knowledge on Indian Polity, Constitution of India, Indian Geography and History of India. 

Optional Subjects



  • Ecology, Environment and its relevance
  • Management and conservation of natural resources
  • Crop Distribution and Production
  • Factors affecting crop growth
  • Pollution and its hazards . 
  • Cropping pattern in different agro-climatic zones in India
  • Multiple cropping, relay & intercropping and their importance with respect to food production. 
  • Package practices for production of important cereals
  • Forest plantation such as natural forests, extension, social forestry, agroforestry.
  • Weeds, their characteristics, dissemination, and association with various crops
  • Soil and its formation; classification of soil
  • Nutrients required by plants
  • Principles of soil fertility and its evaluation for use of fertilizers, integrated nutrient management.
  • Nitrogen fixation
  • The technology of stabilizing agriculture production in rain-fed agriculture areas. 
  • Irrigation: Various types and their applications


  • Cell Theory, cell structure, cell organelles and their function, cell division, nucleic acids-structure and function, gene structure and function. Laws of heredity, and their significance in plant breeding. Chromosome structure, chromosomal aberrations, linkage and cross-over, and their significance in recombination breeding. Polyploidy, euploid, and aneuploids. 
  • Mutation-micro and macro-and their role in crop improvement. Variation, components of variation. Heritability, sterility and incompatibility, classification and their application in crop improvement. 
  • Cytoplasmic inheritance, sex-linked, sex influenced, and sex-limited characters. History of plant breeding. Modes of reproduction, selfing, and crossing techniques. Origin and evolution of crop plants, the center of origin, the law of homologous series, crop genetic resources-conservation and utilization. Application of principles of plant breeding to the improvement of major field crops. 
  • Pure-line selection, pedigree, mass, and recurrent selections, combining ability, its significance in plant breeding. Hybrid vigor and its exploitation, backcross method of breeding, breeding for disease and pest resistance, and the role of interspecific and intergeneric hybridization. 
  • Role of biotechnology in plant breeding. Improved varieties, hybrids, and composites of various crop plants. Seed technology, its importance. Different kinds of seeds and their seed production and processing techniques. Role of public and private sectors in seed production, processing, and marketing in India. 
  • Physiology and its significance in agriculture. Imbibitions, surface tension, diffusion, and osmosis. Absorption and translocation of water, transpiration, and water economy. Enzymes and plant pigments; photosynthesis-modern concepts and factors affecting the process, aerobic and non-aerobic respiration; C, C, and CAM mechanisms. Carbohydrate, protein, and fat metabolism. Growth and development; photoperiodism and vernalization. Auxins, hormones, and other plant regulators and their mechanism of action and importance in agriculture. 
  • Physiology of seed development and germination; dormancy. Climatic requirements and cultivation of major fruits, plants, vegetable crops, and flower plants; the package of practices and their scientific basis. Handling and marketing problems of fruit and vegetables. Principal methods of preservation of important fruits and vegetable products, processing techniques, and equipment. Role of fruits and vegetables in human nutrition. 
  • Raising of ornamental plants, and design and layout of lawns and gardens. Diseases and pests of field vegetables, orchards, and plantation crops of India. Causes and classification of plant pests and diseases. Principles of control of plant pests and diseases Biological control of pests and diseases. Integrated pest and disease management. Epidemiology and forecasting. Pesticides, their formulations, and modes of action. Compatibility with rhizobial inoculants. Microbial toxins. Storage pests and diseases of cereals and pulses, and their control. Food production and consumption trends in India. National and international food policies. Production, procurement, distribution, and processing constraints. Relation of food production to the national dietary pattern, major deficiencies of calorie and protein. 

Agricultural Engineering 

Paper I

Section A

  • Soil and Water Conservation
  • Aerial Photography and Remote Sensing

Section B 

  • Irrigation and Drainage
  • Agricultural Structures

Paper II 

Section A

  • Farm Power and Machinery
  • Agro-energy

Section B 

  • Agricultural Process Engineering
  • Instrumentation and computer applications in Agricultural Engineering

Animal Husbandry and Veterinary Science 

Paper I

  • Animal Nutrition
  • Animal Physiology
  • Livestock Production and Management
  • Genetics and Animal Breeding

Paper II 

  • Health and Hygiene
  • Animal Diseases 
  • Veterinary Public Health
  • Milk and Milk Products Technology
  • Meat Hygiene and Technology
  • Extension


Paper I 

  • Microbiology and Plant Pathology
  • Cryptogams
  • Phanerogams: Gymnosperms
  • Plant Utility and Exploitation
  • Morphogenesis

Paper II

  • Cell Biology
  • Genetics, Molecular Biology and Evolution
  • Plant Breeding, Biotechnology and Biostatistics
  • Physiology and Biochemistry
  • Ecology and Plant Geography


Paper I 

  • Atomic structure
  • Chemical bonding
  • Solid State
  • The gaseous state
  • Thermodynamics and statistical thermodynamics
  • Phase equilibria and solutions
  • Electrochemistry
  • Chemical kinetics
  • Photochemistry
  • Surface phenomena and catalysis
  • Bio-inorganic chemistry
  • Coordination chemistry
  •  General chemistry of 'f' block elements
  • Non-Aqueous Solvents

Paper II 

  • Delocalised covalent bonding
  • Pericyclic reactions
  • Chemistry and mechanism of reactions
  • Polymeric Systems
  •  Synthetic uses of reagents
  • Photochemistry
  • Principles of spectroscopy and applications in structure elucidation

Chemical Engineering

Paper I 

Section A

  • Fluid and Particle Dynamics
  • Mass Transfer
  • Heat Transfer 

Section B 

  • Novel Separation Processes 
  • Process Equipment Design
  • Process Dynamics and Control

Paper II 

Section A 

  • Material and Energy Balances
  • Chemical Engineering Thermodynamics 
  • Chemical Reaction Engineering

Section B 

  • Chemical Technology
  • Environmental Engineering and Safety 
  • Process Engineering Economics

Civil Engineering



  • Engineering Mechanics
  • Strength of Materials
  • Structural Analysis


  • Design of Structures: Steel, Concrete and Masonry Structures.


  • Fluid Mechanics
  • Open Channel Flow
  • Hydraulic Machines


  • Geo-Technical Engineering



  • Construction Technology
  • Construction Equipment
  • Construction Planning and Management


  • Survey and Transportation Engineering


  • Hydrology, Water Resources and Engineering


  • Environmental Engineering




  • Non-Chordata and Chordata

Section- B

  • Ecology
  • Ethology
  • Economic Zoology
  • Biostatistics
  • Instrumental methods



  • Cell Biology
  • Genetics
  • Evolution 
  • Systematics


  • Biochemistry 
  • Physiology
  • Developmental Biology



  • Probability
  • Statistical Inference
  • Linear Inference and Multivariate Analysis
  • Sampling Theory and Design of Experiments


  • Industrial Statistics
  • Optimization Techniques
  • Quantitative Economics and Official Statistics
  • Demography and Psychometry


Paper I 


  • Classical Mechanics
  • Special Relativity, Waves & Geometrical Optics
  • Physical Optics


  • Electricity and Magnetism
  • Electromagnetic Theory & Black Body Radiation
  • Thermal and Statistical Physics



  • Quantum Mechanics I
  • Quantum Mechanics II & Atomic Physics
  • Molecular Physics


  • Nuclear Physics
  • Particle Physics & Solid State Physics
  • Electronics

Mechanical Engineering

Paper I 

  • Theory of Machines
  • Mechanics of Solids
  • Engineering Materials
  • Manufacturing Science
  • Manufacturing Management
  • Elements of Computation

Paper II

  • Thermodynamics
  •  I.C. Engines, Fuels and Combustion
  • Heat Transfer, Refrigeration and Air Conditioning


Paper I 


  • Linear Algebra 
  • Calculus 
  • Analytic Geometry


  • Ordinary Differential Equations
  • Dynamics, Statics and Hydrostatics
  • Vector Analysis

Paper II 


  • Algebra
  • Real Analysis
  • Complex Analysis
  • Linear Programming


  • Partial differential equations
  • Numerical Analysis and Computer programming
  • Numerical integration
  • Numerical solution of ordinary differential equations
  • Computer Programming
  • Mechanics and Fluid Dynamics


Paper I 


  • General Geology
  • Structural geology
  • Remote Sensing and Geomorphology


  • Paleontology 
  • Hydrogeology
  • Stratigraphy and Geology of India

Paper II 


  • Mineralogy 
  • Metamorphic and Igneous Petrology
  • Sedimentology


  • Economic Geology
  • Mining Geology
  • Geochemistry and Environmental Geology


Paper I 

Section A

  • Genera of Silviculture 
  • Systems of Silviculture
  • Mangrove and Cold desert
  • Silviculture of trees

Section B 

  • Different types of forestry and Tribology 
  • Soil conservation and water management
  • Environmental science and Biodiversity
  • Tree Improvement and Seed Technology

Paper II 

Section A 

  • Management of Forests
  • Forest Working Plan
  • Forest Mensuration and Remote Sensing
  • Surveying and Engineering of Forest

Section B 

  • Ethnobotany
  • Forest Resources and their Utilization
  • Protection of Forest & Wildlife Biology
  • Forest Economics and Legislation

UPSC IFS Exam Pattern 2022

UPSC IFS exam is a national level forest service exam which recruits grade 1 officers in the central forest department of India. Being a level 1 exam, the selection process for the exam is also bit complex. UPSC IFS exam is conducted in three stages:

  • Stage 1: UPSC IFS Preliminary Exam
  • Stage 2:  UPSC IFS Mains Exam
  • Stage 3:  UPSC IFS Interview

The stage 1 of UPSC IFS is the Prelims exam. IFS Prelims exam is same as the CSE exam. The preliminary exam is divided in two parts: Paper I ( GS) and Paper II (CSAT). Both papers are conducted on 200 marks each. The time allotted to solve each paper is 2 hours. 

Candidates who clear the UPSC IFS Preliminary exam are qualified to appear for the UPSC IFS Mains exam. The second stage of the exam is quite comprehensive. Unlike prelims exam, IFS Mains exam is based on descriptive type papers. There are a total of 6 papers in IFS Mains exam. Paper I and Paper II are General English and General English respectively. Paper III to Paper VI are based on optional subjects. Time allotted for each paper is 3 hours.

The last and the final stage of UPSC IFS exam is the Interview/ personality test. Candidates who qualify the IFS Mains exam are called for the Interview. Interview also plays a major role in the final selection of a candidate.

UPSC IFS 2022 Selection Process

The selection of the candidates for the UPSC IFS is done in three stages:

  • Stage-I: Preliminary Exam
  • Stage-II: Mains Exam
  • Stage-III: Interview

The UPSC Prelims exam is a qualifying paper. The final list of selected candidates is made on the basis of the Mains exam and Interview.

The selected will receive their job order issued by the Government through the Post to their communication address and the candidates have to join their postings at the mentioned date.

UPSC IFS 2022 Answer Key

UPSC IFS answer key is released on the official website of UPSC at after the completion of the examination cycle. UPSC released the official answer keys for each of its exam after the final merit list for a particular recruitment exam is released. However, a number of coaching academies release the tentative answer keys for the UPSC IFS exam after the exam is conducted. UPSC IFS Mains 2022 is a comprhensive paper. Candidates need to write the answers in a descriptive form. The mains paper tests the analytical knowledge of the candidates. Therefore, the answer key only for the UPSC IFS Prelims exam is released. 

UPSC IFS 2022 Result

The UPSC Indian Forest Service 2022 Result will be declared separately for each stage of the exam. IFS Prelim result 2022 was released on June 22, 2022. The successful candidate will have to appear for the Mains exam which are scheduled from November 20 to November 27, 2022 and the result for UPSC IFS Mains exam will be declared in December 2022.

The final merit list of the selected candidates will be published after the UPSC IFS Interview. The UPSC IFS Results will be published on the official website of the UPSC.

How to Check UPSC IFS Result 2022?

Here are the steps to check the UPSC IFS Result 2022:

  • Step 1: Go to the official website of UPSC.
  • Step 2: Under the important announcements, look for the IFS Exam Result Link and click on it.
  • Step 3: Enter your registered number and password and click on login.
  • Step 4: The UPSC Result will appear on your screen, download and save it for future references.

The result will contain the total marks obtained by the candidates on each of the exams and total marks along with basic details of the candidate such as name, register number, date of birth, etc.

UPSC IFS Cut off 2022

The UPSC IFS cut off marks are determined by various factors as given below:

  • The total number of candidates appearing for the UPSC IFS exam
  • The number of vacancies for the post
  • The number of applicants who registered for the exam.
  • The difficulty level of the exam.

The estimated cut off marks for the UPSC IFS 2022 exam are tabulated below:

Category of the CandidatesMinimum Qualifying Marks (Prelims)Minimum Qualifying Marks (Mains)Marks Secured in the Final Stage

UPSC IFS Answer Key 2022

The Union Public Service Commission (UPSC) will soon release the UPSC IFS Answer Key 2022. Candidates can expect the IFS Answer Key UPSC to be released a few weeks after the Indian Forest Service (FS) exam is conducted. 

How to Download the UPSC IFS Answer Key 2022?

The candidates who have appeared for the exam can download the IFS Answer Key UPSC from the official website of the commission. Candidates can follow the steps mentioned below to view and download the Answer Key.

Step 1: Visit the official website of UPSC. 

Step 2: On the homepage, go to the "Examination Notifications" section and click on the Answer Key tab. 

Step 3: Search for the IFS Answer Key UPSC link and click on it. 

Step 4: Once you click on the link, you will be redirected to the PDF page of the Answer Key. 

Step 5: View and download the IFS Answer Key UPSC. 

Step 6: Take its printout for future reference. 

UPSC IFS 2022 Exam Centers

UPSC IFS Examination Centres:

Navi MumbaiAgraAgartala
Panaji (Goa)AjmerImphal
Port BlairAizwalLudhiana

Contact Details

Address: Union Public Service Commission (UPSC), Dholpur House, Shahjahan Road, New Delhi – 10069

Phone number: 011-23385271/011-23381125/011-23098543


Important Dates

UPSC IFS 2022 Important EventsDates

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:Is the IFS prelims exam same for both UPSC IAS and IFS applicants?

Yes, the prelims examination is same for both UPSC IAS and IFS applicants.

What is the UPSC IFS Prelims Exam Pattern?

There will be two papers, each worth 200 marks. Paper 2 requires a minimum score of 33%.

Where will the IFS training take place?

The IFS training will take place in Indira Gandhi National Forest Academy by the Central Government for two years.

What is the full form of UPSC IFS?

The full form of UPSC IFS is UPSC Indian Forest Service (IFS), which is one of the most competitive and prestigious All India Services.

What is the educational qualification required to apply for the Indian Forest Services?

The candidates must hold at least a Bachelor’s degree in science or engineering from a UPSC recognised university to apply for the IFS exam.


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