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GATE Syllabus for Agriculture Engineering (AG), Preparation Tips and Books

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Agricultural engineering is the engineering discipline related to the studies of agricultural production and processing. GATE Agricultural Engineering Syllabus contains core subject topics, general aptitude and is further divided into 7 major topics including Engineering Mathematics. 

There will be a total of 55 questions from core subject plus engineering mathematics in the exam and the remaining 10 questions will be from the General Aptitude section. Applicants will have to attempt all the questions worth 100 marks in the duration of three hours.  Check GATE Exam Pattern

Candidates applying for GATE Agriculture Engineering (AG) paper can check the complete AE syllabus from this article. Moreover, candidates qualifying the exam will become eligible to take admission in M.Tech courses offered at prestigious institutes like IITs, NITs, etc.

Check IIT Delhi Admission Process


GATE Syllabus of AG

GATE Agriculture Engineering Syllabus 2020

Candidates can check the syllabus for agriculture engineering below:

Section 1: Engineering Mathematics

Engineering Mathematics is one of the important and tough sections of GATE exam. The section carries 15% weightage of questions in the question paper. Engineering Mathematics is the branch of applied mathematics concerning mathematical methods and techniques that are typically used in engineering and industry.

Section 2: Farm Machinery

Farm machinery is one of the most expensive and critical inputs when growing a rice crop. Machinery should be up to date and easy to use.

Section 2: Farm Power

Humans, animals, and machines are all used as sources of power in agriculture production. When undertaking different operations on a farm, a certain amount of work is required to complete the task.

Section 3: Soil and Water Conservation Engineering

Soil is the thin skin covering the land, clean water is becoming more valuable every day. Soil water relations, evapotranspiration, precipitation, runoff, erosion, flow in natural waterways and through reservoirs, wetland and groundwater hydrology, and water quality.

Section 4: Irrigation and Drainage Engineering

Irrigation is the artificial exploitation and distribution of water at the project level aiming at the application of water at field level to agricultural crops in dry areas or in periods of scarce rainfall to assure or improve crop production. 

Section 5: Agricultural Processing Engineering

Agricultural Engineering deals with the design of farm machinery, the location, and planning of farm structures, farm drainage, soil management, and erosion control, water supply and irrigation, rural electrification, and the processing of farm products. 

Section 6: Dairy and Food Engineering

Food engineering is a multidisciplinary field that combines microbiology, applied physical sciences, chemistry, and engineering for food and related industries. Food engineers provide the technological knowledge transfer essential to the cost-effective production and commercialization of food products and services. 

Direct Link to Download GATE Agriculture Engineering (AG) Syllabus PDF 


Important Topics in Agriculture Engineering

  • Sample Question 1: In a country of 1400 million population, 70% own mobile phones. Among the mobile phone owners, only 294 million access the Internet. Among these Internet users, only half buy goods from e-commerce portals. What is the percentage of these buyers in the country?
  • Sample Question 2: “I read somewhere that in ancient times the prestige of a kingdom depended upon the number of taxes that it was able to levy on its people. It was very much like the prestige of a head-hunter in his own community.”
    Based on the paragraph above, the prestige of a head-hunter depended upon ___________?
  • Sample Question 3: The clean paddy production per annum is 160 million tonnes. Average milling quality analysis indicates the husk content, total yield and degree of polish as 22%, 73.32% and 6%, respectively. For an average bran oil yield of 20%, the annual rice bran oil potential in million tonnes is ________?
  • Sample Question 4: A horizontal axis drag type wind rotor, fitted with 4 thin rectangular blades having drag coefficient 1.29, is used to extract power when the average wind velocity in the rotor plane is 10 km h. The maximum power coefficient is ____?
Important Topics Number of Questions
General Aptitude 10
Engineering Mathematics 10-12
Farm Machinery 10
Soil and Water Conservation Engineering 15
Dairy and Food Engineering 5-8

Read GATE Paper Analysis 

Exam Pattern of AG

GATE Agriculture Engineering Exam Pattern

GATE Exam Pattern is defined paper wise depending upon candidates’ branch. 

  • Mode of Examination: Online
  • GATE consists of 3 sections namely General Aptitude, Engineering Mathematics and Specific subject of the paper
  • The total number of questions in the exam is 65.
  • The exam includes 2 types of Questions - Multiple Choice Questions (MCQs) & Numerical Answer Type (NAT).
  • Applicants have to attempt all the questions in a duration of three hours.
  • The maximum number of questions in GATE is from the core subject.
  • GATE Syllabus is based on graduation level.
  • For 1 mark MCQs, 1/3 marks will be deducted for every wrong answer. Likewise, for 2 marks MCQs, 2/3 marks will be deducted.
  • There is no negative marking for NAT 
Section  Distribution of Marks   Total Marks Types of questions
General Ability 5 questions of 1 mark each
5 questions of 2 marks each
15 marks  MCQs
AG (Subject Syllabus) 25 questions of 1 mark each
30 questions of 2 marks each 
85 marks MCQs and NATs

Check Detailed GATE Exam Pattern


Section Wise Books for AG

GATE Agriculture Engineering Section Wise Books

To know, what are the best books for GATE preparation, you need to know your requirement first. You must choose the book which has all the topics. GIven below section wise books for those candidates who appear for GATE Agriculture Engineering exam:

Books for Engineering Mathematics

Engineering Mathematics books
Books Author/ Publisher
Advanced Engineering Mathematics Dass H.K. S Chand; Reprint Edn
A Mind for Numbers: How to Excel at Math and Science Barbara Oakley TarcherPerigee
A Textbook of Engineering Mathematics N.P. Bali , Laxmi Publications
Modern Mathematical Methods for Physicists and Engineers Cantrell Cambridge University Press

Books for Farm Machinery

Farm Machinery books
Books Author/Publisher
Agricultural Machinery Management Bello R S, LAP Lambert Academic Publishing
The Book of Farm Implements and Machines James Slight
Farm Machinery And Equipment Harris Pearson Smith
Principal Of Agricultural Engg.Vol -I  T P & A M Michael Ojha

Books for Irrigation and Drainage Engineering

GATE soil Engineering Book
Book Name Author ISBN Number
Soil and Water Engineering Delmar D. Fangmeier, William J. Elliot 813151210X, 978-8131512104
Hydrology and Soil Conservation Engineering Ghanshyam Das -
Soil Conservation Service Curve Number (SCS-CN) Methodology S.K. Mishra, Vijay Singh 9048162254, 978-9048162253
Soil and water conservation engineering Richard K. Frevert -

Books for Irrigation and Drainage Engineering

GATE Irrigation drain book
Book Name Author ISBN Number
Irrigation And Drainage LENKA D 8127224596, 978-8127224592
Irrigation Water Resources And Water Power Engineering Modi P.N 8189401297, 978-8189401290
Irrigation Engineering H.M. Raghunath 8126528818, 978-8126528813
Land Drainage: Principles, Methods and Applications A.K. Bhattacharya, A.M. Michael 812592776X, 978-8125927761

Books for Agricultural Processing Engineering

GATE agriculture book
Book Name Author
Question Bank in Agricultural Engineering Amandeep Godhara
Agricultural Engineering Soil Mechanics E. McKyes
Introduction to Agricultural Engineering Technology Harry Field and John Solie
Introduction to Agricultural Engineering lawrenceo. Roth and Harry Field

Books for Dairy and Food Engineering

GATE food engineering book
Book Name Author ISBN Number
Food Science B Srilakshmi 8122438091, 978-8122438093
Fundamentals of Food Process Engineering Romeo T. Toledo 1441939660, 978-1441939661
Obj.Type Questions in Food Process Engg. &Technology Ansari Irfan Ahmed 8183601928, 978-8183601924
Introduction to food engineering R. Paul Singh -

How to Prepare for GATE AG Paper?

How to Prepare for GATE Agriculture Engineering Paper? 

1. Clear your Basic Concepts

  • Candidates are advised to start their preparation from the base. With the clarity of basic topics or concepts, candidates can easily understand other related topics.
  • Make notes of all the important points for revision.
  • Do not panic if you are not able to crack the questions. Give some time to clear your basics.

Read Preparation Tips from GATE Toppers

2. Attend Video Lectures

  • To get more information on the topics candidates can watch online video lectures. 
  • You can also download e-books for reference.
  • Fix a time in your time table to do the same and do not waste your time by watching n number of videos. Only go for the topic related videos.

3. Section Wise Preparation

  • Candidates must go for section-wise preparation because one section will have all the similar topics so you can easily understand all the same topics at one time.
  • Do not juggle between sections. 
  • Cover all the important and high weightage topics and then move on to the one that is difficult.
  • Candidates can refer to the section-wise books provided above.

4. Practice Papers

  • Practice papers are very helpful for preparations. Solve as many papers as you can.
  • With the help of practice papers, you can judge the level of your preparations.
  • Practice papers give an idea of exam pattern, the difficulty level of questions, etc.
  • Practice papers help in improving accuracy and speed.

Download GATE Practice Papers

5. Do’s & Don’ts during Preparations

  • Do not overburden yourself.
  • Take frequent breaks.
  • Do not try to match the preparation level of your friends. Stick to your preparation plan only.
  • Do not leave any topic for the end. The last 1-2 weeks should be dedicated to revisions only.

Syllabus Of Other Papers

Candidates are advised to keep a check on what they have studied and how well. For better preparations start attempting mock tests. They are very helpful in assessing the preparation levels. Try to improve your weaker areas before appearing in the final exam.


*The article might have information for the previous academic years, please refer the official website of the exam.

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