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GATE 2021 Environmental Science and Engineering (ES) Paper Analysis (Available), Question Paper and Answer Key
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Sonal Vaid

Content Curator

GATE 2021 Environmental Science & Engineering (ES) paper is one of the two newly introduced papers in GATE 2021. The paper was successfully conducted in the afternoon session on February 7, 2021. According to the initial students’ reaction, the overall difficulty level of the paper was easy to moderate. Students can check the detailed GATE 2021 ES Paper Analysis to know the section-wise difficulty level, type of questions asked, etc.

GATE 2021 ES paper was divided into three sections- Environmental Science & Engineering, Engineering Mathematics and General Aptitude. The Engineering Mathematics and General Aptitude section carry 15% each of the total weightage of the exam while the rest 70% was core subject. There were a total of 65 questions for 100 marks.

IIT Bombay will release the official GATE 2021 Answer Keys within ten days after the conclusion of exam. Students will be able to download the answer keys from the official website at gate.iitb, 

Since the paper was conducted for the very first time students can refer to the below-mentioned GATE 2021 ES Paper Analysis to know a bit more about the topics that were covered, type of questions asked a good attempt score, etc. 

GATE 2021 Environmental Science & Engineering (ES) Paper Analysis

Candidates can check the detailed GATE 2021 ES Paper Analysis below:

  • Overall Difficulty: Easy to Moderate
  • Difficulty Level of General Aptitude section: Easy
  • Difficulty Level of core ES section: Easy to Moderate
  • Average Number of Good Attempts: 38-42
  • Good Score: 65-70+

GATE 2021 Environmental Science & Engineering Answer Key

IIT Bombay will release GATE 2021 ES Answer Key on the official website at Students whi have appeared for the paper can follow the steps below to download their GATE 2021 Answer Keys for Environmental Science and Engineering paper:

  • Visit the official website of GATE 2021
  • Click on the link for GATE 2021 Question Paper and Answer Key
  • Answer Key for the papers will be displayed on the screen
  • Click and Download the question paper and answer key for the respective subject.

How to challenge GATE 2021 ES Answer Key?

In case of any discrepancies with the official GATE 2021 ES Answer Key, students can raise objections using the steps mentioned below:

  • Log into GOAPS portal.
  • Go through the guidelines given carefully.
  • Agree by checking on the declaration. 
  • Click on the “Contest Answer Key" tab to be able to pay and mail objections related to the answer.
  • Pay INR 500 as an online fee via an online portal provided for every question.
  • Attach a justifies proof with the correct solution. It is important to use the correct question number given in the question paper to challenge.