UPSC IFS Study Material PDF 2022 Download | Syllabus | Book List

UPSC IFS Study Material PDF 2021 Download | Syllabus | Previous Paper – Union Public Service Commission (UPSC) has released the UPSC IFS Study Material for the post of Employees’ Provident Fund Organization, Enforcement Officer/Accounts Officer along with its official notification. Get all the details UPSC IFS Study Material 2021. Check all the details related to the UPSC IFS Study Material 2021 here and get benefited.

Candidates who applied for UPSC IFS can check out the UPSC IFS Recruitment Test (RT) Study Material 2021 here. Candidates can prepare for the exam by referring to the UPSC IFS Study Material 2021.

UPSC IFS Study Material PDF 2021 Download | Syllabus | Previous Paper

UPSC IFS Study Material PDF 2021 Download | Syllabus | Previous Paper

Examination Name Indian Forest Services
Organization Name Union Public Service Commission
Level of exam National
Frequency Annually
Mode of Application Online
Application Fees INR 100/-
Mode of the Exam Online
Language Hindi and English
Selection Process
  • Prelims
  • Mains
  • Interview
Official Website

UPSC IFS Eligibility Criteria 2021

Physical Criteria

  • Aspirants must be physically fit according to the physical standards for admission to Indian Forest Service Examination.
  • Candidates are advised to visit the IFS official notification to check the detailed rules and regulations.


A candidate must be A citizen of India, or The subject of Nepal, or The subject of Bhutan, or Tibetan refugee who came over to India before 1st January 1962 with the intention of permanently settling in India, or 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 Candidate 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 Centers in India

  • The Examination will be held at the most of states Centres in India like Delhi, Haryana, Punjab, Rajasthan, Gujarat etc.
  • Applicants should note that there will be a ceiling on the number of candidates allotted to each of the Centres, except Chennai, Dispur, Kolkata and Nagpur
  • Allotment of Centres will be on the “first-apply-first allot” basis, and once the capacity of a particular Centre is attained, the same will be frozen
  • The Main Examination will be held on the following Centres like Bhopal, Chennai, Delhi, Dispur (Guwahati), Hyderabad, Kolkata, Lucknow, Nagpur, Port Blair and Shimla

Number of attempts

  • The maximum number of attempts restricted for candidates are as follows:
  • General Candidates: 6 attempts Scheduled Caste and Scheduled Tribe Candidates: No restriction
  • Other Backward Classes: 9 attempts
  • Physically handicapped- 9 attempts for general and OBC, while unlimited for SC/ST
  • Appearing for one or more papers of an examination will be counted as an attempt at the examination even if the candidate failed to qualify for the selection.

Educational Qualification

  • Candidate should hold a Bachelor’s degree with at least one of the subjects namely, Animal Husbandry & Veterinary Science, Botany, Chemistry, Geology, Mathematics, Physics, Statistics and Zoology or a Bachelor’s degree in Agriculture or Forestry or Engineering of a recognized university or equivalent.
  • Candidates appearing for their degree examination (with prescribed subjects) can also apply. If they qualify on the result of the written part of the examination, they have to submit the proof of passing the required examination along with their detailed application form to be filled in at that stage.

Age Limit

Age of a candidate should be minimum 21 years and maximum of 32 years on 1st August, 2021 of the year of examination, i.e. he must have been born not earlier than 2nd August, 1989 and not later than 1st August, 2000. While the upper age limit will be relaxable in the following cases:

Category Age Relaxation
Other Backward Classes (OBC) 3 Years
Scheduled Caste/ Scheduled Tribe (SC /ST) 5 Years
Ex-Servicemen including ECOs/SSCOs and Commissioned Officers with service of at least 5 years in the Military Services 5 Years
Personnel of the Defence Services 5 Years
State of Jammu & Kashmir (Domiciled during the period from the 1st January 1980 to 31st December 1989) 5 Years
Differently Abled Candidates ( blind, mute-deaf or orthopaedically handicapped) 10 Years

 Application Fee

  • The fees for the UPSC IFS 2021 application is INR 100 for general category male candidates and OBC. SC/ST/PWD/ex-servicemen and women are exempted from fees payment.
  • The payment can be done through net banking, debit and credit card, or by submitting cash to the respective and authorized bank branch along with the print-out of the e-challan.

 UPSC IFS Selection Process 2021

Preliminary Examination:

  • IFS 2021 Preliminary exam is the first stage of the selection process.
  • The Preliminary exam of IFS consists of two papers having 200 marks each.
  • As per the selection process of IFS 2021, the Preliminary exam has Multiple choice questions (MCQs).
  • The mode of examination will be offline (pen & paper-based).
  • Candidates qualifying in the Preliminary exam are eligible to appear in the Mains exam.

Mains Examination:

  • The mains exam is the second stage of the UPSC IFS 2021 Selection Procedure.
  • Candidates qualifying in the cut-off list of the Prelims are eligible to appear for the Mains exam.
  • The applicants will be tested on different parameters through the written test comprising of six papers and 1400 marks.
  • Candidates who score the minimum qualifying marks in the Main exam are called for an Interview/Personality test.


  • Personal Interview is the third stage of the IFS Selection Process.
  • Candidates qualifying in the mains exam are called to participate in the Personal Interview.
  • Candidates in this round will be tested on their personality and their thought process combined with their knowledge about the subject matter and the post for which they have applied.
  • A panel of experts will judge each candidate individually taking a maximum of 10 to 15 minutes.
  • The total marks for the Personal Interview will be 300.

Final Merit List of IFS 2021:

On the basis of the result and performance of qualified candidates in the Mains exam and Personal Interview, UPSC prepares a final merit list. As per the final merit list, candidates are allotted posts based on their ranks and availability of posts in the concerned department.

Roles and Responsibilities

  • One of the main roles of an IFS officer is to protect and conserve the heritage of the forest and working towards preserving the forest resources.
  • Preserving the forest trees is another important task which needs to be taken seriously.
  • As an officer one needs to keep a check on illegal logging of trees and work with the forest guards and security personnel to be alert at all times.
  • As an officer one has to work towards planting more trees in the forest are and also initiate and participate in such events.
  • Animals are another important forest resource and as a forest officer one needs to assure their safety and need to prevent any illegal activity that involves hurting or killing them.
  • As an officer being alert of poachers and illegal entry in the forest area is also important. As an officer one will be responsible for implementing the National Forest Policy.
  • As an officer one will have to chalk-out plans for legal commercial exploitation for timber etc.
  • As an officer one will have to do the required paperwork and complete reports that have to be presented to the forest department and ministry.
  • As an officer one will have to conduct regular surveys of the forest and guarantee that the work is rightly being done. Travelling will also be included.

UPSC IFS 2021 Exam Pattern | UPSC IFS Study Material PDF

Candidate can check the UPSC IFS 2021 exam pattern in the given list below:

For Preliminary Exam

  • Mode of Exam: The exam will be in offline (pen and paper test) mode
  • Total Paper: There will two papers in the examination
  • The medium of Examination: Hindi and English
  • Type of Questions: MCQs (Multiple Choice Questions)
  • Maximum Marks: 400 marks (200 marks for each exam)
  • Duration: 2 Hours for each exam
Paper Subjects Maximum Marks Time Duration
Paper 1 General Studies 200 2 hours
Paper 2 Civil Services Aptitude Test 200 2 hours

For IFS Main Exam

  • Mode of Exam: The exam will be in offline (pen and paper test) mode
  • Total Paper: There will six papers in the examination
  • Medium of Examination: English only
  • Type of Questions: Essay Type
  • Maximum Marks: 1400 marks (300 marks for paper-I and paper-II. For paper III, paper IV, Paper V, and Paper VI 200 marks for each paper)
  • Duration: 3 Hours for each exam
Paper Subject Total Marks
Paper I General English 300
Paper I General Knowledge 300
Paper III Optional I 200
Paper IV Optional I 200
Paper V Optional II 200
Paper VI Optional II 200

UPSC IFS Syllabus 

UPSC IFS 2021 Prelims Syllabus

Paper I:

  • Current events of national and international importance.
  • History of India and Indian National Movement.
  • Indian and World Geography -Physical, Social, Economic Geography of India and the World.
  • Indian Polity and Governance -Constitution, Political System, Panchayati Raj, Public Policy, Rights Issues, etc.
  • Economic and Social Development – Sustainable Development, Poverty, Inclusion, Demographics, Social Sector initiatives, etc.
  • General issues on Environmental Ecology, Bio-diversity, and Climate Change – that do not require subject specialization
  • General Science.


  • Comprehension
  • Interpersonal skills including Communication Skills
  • Logical reasoning and analytical ability
  • Decision-making and problem solving
  • General mental ability
  • Basic numeracy (numbers and their relations, orders of magnitude, etc.) (Class X level), Data interpretation (charts, graphs, tables, data sufficiency, etc. – Class X level).
  • English Language Comprehension skills (Class X level)

IFS Main Exam

Paper A – Any Indian Language:

  • For this examination, candidates have to choose one language from the Languages included in the Eighth Schedule to the Constitution.
  • This exam is not compulsory for applicants hailing from the States of Arunachal Pradesh, Manipur, Meghalaya, Mizoram, Nagaland, and Sikkim

Paper-B English:

This paper is conducted to test the eligibility of aspirants and to check the skills of aspirants in English Language.

Aspirants are selected based on some facts like how they understand this language and how they express their ideas clearly and correctly.

The pattern of questions would be generally as follows: –

  • Comprehension of given passages
  • Precise Writing
  • Usage and vocabulary

Paper 1- Essay:

Candidates may be required to write essays on multiple topics.

Paper 2– General Studies 1:

Indian Heritage/ Culture, Modern India, World History, Geography & Social issues:

  • Indian culture will cover the main features of Art Forms, Literature and Architecture from old to present times.
  • Modern Indian history from about the middle of the eighteenth century until the present- significant events, personalities, issues
  • The Freedom Struggle – its various stages and important contributors /contributions from different parts of the country.
  • Post-independence consolidation and restructuring within the country
  • History of the world will include events from the 18th Century.
  • Salient Features of Indian Society, Diversity of India
  • The role of women and women’s organizations.
  • Effects of globalization on Indian Society
  • Social Empowerment
  • Salient Features of world’s Physical Geography
  • Distribution of Key Natural Resources Across the world
  • Important Geographical Phenomena

Paper 3– General Studies 2:

Governance, Constitution, Polity, Social Justice and International Relations:

  • Functions and duties of the Union and the States, issues and challenges of the federal structure, devolution of powers and finances up to local levels and challenges therein.
  • Bilateral, regional and global groupings and agreements involving India and/or affecting India’s interests.
  • Effect of policies and politics of developed and developing countries on India’s interests, Indian Diaspora.
  • Important International institutions, agencies- their role, structure and mandate.
  • Government policies and interventions for development in various sectors and issues arising out of their design and implementation.
  • Development processes and the development industry- the role of NGOs, SHGs, various groups and associations, donors, charities, institutional and other stakeholders.
  • Parliament and State Legislatures – structure, functioning, the conduct of business, powers & privileges and issues arising out of these.
  • Statutory, regulatory and various quasi-judicial bodies.
  • Government Policies and interventions for development in various sectors
  • Development process and the development industry
  • Welfare schemes for the vulnerable section of the population by center and states.
  • Issues related to the development
  • Issues relating to poverty and hunger
  • Important aspects of Governance
  • Role of Civil Services in a democracy

Paper 4- General Studies 3:

Technology, Economic Development, Bio-diversity, Environment, Security & Disaster Management:

  • Inclusive growth and issues arising from it.
  • Government Budgeting.
  • Development, Bio-diversity, Environment, Security and Disaster Management.
  • Security challenges and their management in border areas; linkages of organized crime with terrorism.
  • Food processing and related industries in India- scope and significance, location, upstream and downstream requirements, supply chain management.
  • Various Security forces and agencies and their mandate.
  • Indian Economy and issues relating to planning, mobilization of resources, growth, development, and employment.
  • Conservation, environmental pollution, and degradation, environmental impact assessment.
  • Disaster and disaster management.
  • Linkages between development and spread of extremism.
  • Land reforms in India.
  • Effects of Liberalization on the economy
  • Infrastructure: Energy, Ports, roads, etc.
  • Investment models
  • Science and technology
  • Achievements of Indian in Science and technology
  • Awareness in the fields of IT, Space, Computers, etc.
  • Conversation, environmental pollution, and degradation.
  • Disaster and Disaster Management
  • Linkages between development and spread of extremism etc.
  • Role of external state
  • Challenges of internal security through communications networks
  • Security challenges

Paper 5– General Studies 4:

Ethics, Integrity & Aptitude:

  • Ethics and Human Interface: Essence, determinants, and consequences of Ethics in human actions; dimensions of ethics; ethics in private and public relationships.
  • Attitude: content, structure, function; its influence and relation with thought and behavior; moral and political attitudes; social influence and persuasion.
  • Emotional intelligence concepts, and their utilities and application in administration and governance.
  • Contributions of moral thinkers and philosophers from India and the world.
  • Human Values – lessons from the lives and teachings of great leaders, reformers and administrators; the role of family, society and educational institutions in inculcating values.
  • Probity in Governance: Concept of Public Service
  • Case studies on Above Issues etc.

Paper 6 & 7 Optional Paper 1 (Of your choice)/ Optional Paper 2 (Of your choice):

Applicants can choose any optional from the subjects.

List of Optional Subjects:

Agriculture Civil Engineering
Agricultural Engineering Forestry
Animal Husbandry & Veterinary Science Geology
Botany Mathematics
Chemistry Mechanical Engineering
Chemical Engineering Physics
Statistics Zoology

Optional Subjects Syllabus

The Union PSC Indian Forest Service Exam Optional Subjects consists of 14 Subjects they are as follows:

  • Agriculture:
    • It consists of 2 papers Paper 1 & Paper 2.
    • The detailed information regarding Paper 1 & Paper 2 is enclosed in the below pdf.
  • Agricultural Engineering:
    • It consists of two papers. In that Paper, I include two sections A & B. Paper II also consists of two sections, i.e., A & B.
    • The Detailed Information regarding Paper 1 & Paper 2 is enclosed in below pdf.
  • Paper 1 Section A consists of:
    • Soil and Water Conservation
    • Aerial Photography and Remote Sensing.
  • Paper 1 Section B Consists of:
    • Irrigation and Drainage
    • Agricultural Structures.
  • Paper 2 Section A Consists of:
    • Farm Power and Machinery
    • Agro-energy.
  • Paper 2 Section B Consists of:
    • Agricultural Process Engineering
    • Instrumentation and computer applications in Agricultural Engineering.

3. Animal Husbandry and Veterinary Science:

Paper I Topics

  • Animal Nutrition
    • Trends in protein nutrition
    • Minerals in animal diet
    • Vitamins, Hormones and Growth Stimulating, substances
    • Advances in Ruminant Nutrition-Dairy Cattle
    • The Advances in Non-Ruminant Nutrition-Poultry
    • Advances in Non-Ruminant Nutrition
    • The Advances in Applied Animal Nutrition
  • Animal Physiology
    • Growth and Animal Production
    • Milk Production and Reproduction and Digestion
    • Environmental Physiology
    • Semen quality
  • Livestock Production and Management
    • Commercial Dairy Farming
    • Commercial meat, egg and wool production
    • Feeding and management of animals.
  • Genetics and Animal Breeding
    • Population Genetics Applied to Animal Breeding
    • Breeding Systems.

Paper-II Topics

  • Health and Hygiene
    • Histology and Histological Techniques
    • Embryology
    • Bovine Anatomy-Regional Anatomy
    • Anatomy of Fowl
    • Physiology of blood and its circulation, respiration; excretion, Endocrine glands in health and disease
    • Blood constituents
    • Circulation
    • Respiration
    • Excretion
    • Endocrine glands
    • General knowledge of pharmacology and therapeutics of drugs
    • Veterinary Hygiene with reference to water, air, and habitation.
  • Animal Diseases
    • Veterinary Public Health
    • Zoonoses
    • Milk and Milk Products Technology
    • Epidemiology
    • Milk Technology
    • Veterinary Jurisprudence
    • Milk Products Technology
  • Meat Hygiene and Technology
    • Byproducts
    • Meat Hygiene
    • Poultry Products Technology
    • Meat Technology
    • Rabbit/Fur Animal farming
    • Extension.

UPSC Indian Forest Service Botany Syllabus

Paper I
  • Microbiology and Plant Pathology
  • Cryptogams
  • Phanerogams: Gymnosperms
  • Angiosperms
  • Plant Utility and Exploitation
  • Morphogenesis.
  • Cell Biology
  • Genetics, Molecular Biology, and Evolution
  • Plant Breeding, Biotechnology, and Biostatistics
  • Physiology and Biochemistry
  • Ecology and Plant Geography.


  • 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.
  • Delocalized covalent bonding
  • Reaction mechanisms
  • Reactive Intermediates
  • Substitution reactions
  • Elimination reactions
  • Addition reactions
  • Rearrangements
  • Pericyclic reactions
  • Chemistry and mechanism of reactions
  • Polymeric Systems
    • Physical chemistry of polymers
    • Preparation and properties of polymers
    • Biopolymers
  • Synthetic uses of reagents
  • Photochemistry
  • Principles of spectroscopy and applications in structure elucidation
    • Rotational spectra
    • Vibrational spectra
    • Electronic spectra
    • Nuclear magnetic resonance
    • Mass spectra
    • Electron spin resonance.

Chemical Engineering

Section A
  • Fluid and Particle Dynamics
  • Mass Transfer
  • Heat Transfer
Section B
  • Noval Separation Processes
  • Process Equipment Design
  • Process Dynamics and Control.

Important Books For Preparation of UPSC IFS 2021 | UPSC IFS Study Material PDF

Books Name Author
Indian Forestry A Breakthrough Approach to Forest Services (7th Edition) S. Prabhu K. Manikandan
UPSC IFS Main Examination Guide: A complete book for Paper I and Paper II   RPH Editorial Board
UPSC IFS Botany Main Exam Guide Botany (Paper I & II)  RPH Editorial Board
UPSC IFS exam Zoology main Exam Guide (Including Paper I & II)  RPH Editorial Board
UPSC IFS Agriculture Main Exam Guide (Paper I & II) Main Exam Guide  Dr. B.B. Singh

UPSC IFS Preparation Tips | UPSC IFS Study Material PDF

  • All the preparation tips listed here are going to help the candidates to prepare better for the UPSC IFS 2021.
  • Candidate must read the preparation books for UPSC IFS 2021 examination.
  • Focusing on the important topics and cover them properly should be of prime importance to qualified in the exam.
  • Candidates should keep themselves updated with all the current affairs and important events around the world.
  • To update the knowledge candidate must read the newspapers, magazines, e-magazines, etc.
  • Focus on the study and get clarity on the theory and practical concepts. Having a better understanding of these two aspects will be helpful in reasoning ability and numerical ability.
  • Learn and practice the formulas theoretically. Focus on the derivation of the formulas, it will help the
  • Applicant if they forget any formula during the exam.
  • Practice makes a man perfect, more practice will help the candidate for a better result.
  • Candidates should try the mock tests and evaluate their performance, this is the best way to get an idea about the type and timing of the questions in each section.

UPSC IFS Admit Card 2021 : UPSC IFS Study Material PDF

The admit card of the UPSC IFS 2021 exam will be issued on the official website. The date of issue of the hall ticket will be updated in the official notification by the authorities. The exam conducting is not responsible to send the admit card to all the registered candidates of UPSC IFS .

Steps to Download the Admit Card of UPSC IFS

  • Visit the official website of UPSC IFS
  • Choose the link to the UPSC IFS group for which you have applied
  • Enter the registered login ID and password
  •  Now click on the link to download the UPSC IFS admit card
  • Download the admit card and check all the necessary details as the date of birth, name, gender, roll number, exam date, time, sign, exam center, candidate’s category, etc.
  • Now, take out the print to carry at the exam center of UPSC IFS . (A valid Id card is mandatory for all the candidates to carry at the exam center along with the admit card of UPSC IFS 2021)

UPSC IFS  Result 2021 : UPSC IFS Study Material PDF

The authorities will issue the result of the UPSC IFS exam on the official website separately for all the groups. To check and download the result of UPSC IFS candidates can follow the steps provided below:

  • Visit the official website of UPSC IFS
  • Select the result notification from the notification section
  • Click on the UPSC IFS result notification
  • Now, select and open the PDF of your group
  • Enter the registration number in the search bar to check your score on the UPSC IFS exam
  • Download and save a copy of the PDF for future reference.


The UPSC IFS Cut Off 2021 is released by the UPSC IFS after the preliminary exam has been conducted. The UPSC IFS Cut Off changes each year depending on a variety of factors. These factors include:

  • The first factor that plays a large role in finalizing the official cutoffs is the number of vacancies available for the post.
  • The total number of candidates appearing for the exam are also considered while setting the cutoffs. This ratio plays a large role in finalizing the qualifying marks.
  • The difficulty level of the exam in the recruitment stage is a major factor that determines the official cut off stats.
  • Previous Year cut off trends are also taken in account for the consideration of the final cut off marks.

Cutoff marks of the UPSC IFS 2019

Category Marks out of 1700
General 904
OBC 858
SC 798
ST 815
PwBD-2 787
PwBD-3 693

UPSC IFS Exam Centres

There are 80 cities from all over the countries which have exam centres for IFS prelims 2021.

Agartala Ghaziabad Panaji (goa)
Agra Gorakhpur Patna
Ajmer Gurgaon Port Blair
Ahmedabad Gwalior Prayagraj (Allahabad)
Aizawl Hyderabad Puducherry
Aligarh Imphal Pune
Ananthapuru Indore Raipur
Aurangabad Itanagar Rajkot
Bengaluru Jabalpur Ranchi
Bareilly Jaipur Sambalpur
Bhopal Jammu Shillong
Bilaspur Jodhpur Shimla
Chandigarh Jorhat Siliguri
Chennai Kochi Srinagar
Coimbatore Kohima Thane
Cuttack Kolkata Thiruvananthapuram
Dehradun Kozhikode (calicut) Tiruchirapalli
Delhi Lucknow Tirupati
Dharwar Ludhiana Udaipur
Dispur Madurai Varanasi
Faridabad Mumbai Vellore
Gangtok Mysuru Vijayawada
Gautam Buddh Nagar Nagpur Visakhapatnam
Gaya Navi Mumbai Warangal


Q. Which book is best for UPSC IFS 2021 examination?

  • Here are the important books for UPSC IFS 2021 examination: UPSC-IFS Main Examination Guide: A Complete Book for Paper I and Paper II (Paper I & II) by RPH Editorial Board. and UPSC-IFS Botany (Including Paper I & II) Main Exam Guide: Botany (Including Paper I and II) Main… by RPH Editorial Board.

Q. What is the syllabus of UPSC IFS Main exam?

  • The UPSC Indian Forest Service Mains exam syllabus consists of 6 papers. Paper 1 (General English) & Paper 2 (General Knowledge) are common for all candidates whereas, other 4 papers are optional.
You can also check the Study Material of other UPSC Exam in India here

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top