JEE Advanced 2021 answer key solutions by Resonance (Available): Download Paper 1 and 2 PDF

Joint Entrance Exam - Advanced 2025 ( JEE Advanced )

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Registration: 23 Apr '25 - 2 May '25

Saakshi Varsha
Saakshi Varsha Lama
Assistant Manager Content
Updated on Dec 1, 2021 17:54 IST

Candidates can now download JEE Advanced 2021 question paper with answer key solutions by Resonance below. Read on to know more about the unofficial JEE Advanced 2021 answer key 

jee-adv

IIT Kharagpur conducted the JEE Advanced 2021 in October. Paper 1 was held from 9 AM to 12 Noon and Paper 2 from 2:30 pm to 5:30 pm as computer-based tests. Soon after the exam, coaching centres such as Resonance released the JEE Advanced 2021 answer key solutions as per the official question paper. Using the JEE Advanced answer key 2021, the candidates can calculate their probable scores in the examination before the announcement of the official JEE Advanced 2021 result. Know more about JEE Advanced 2021 Question Paper with Answer Key Solutions by Resonance. 

Check JEE Advanced 2021 Marks vs Rank

JEE Advanced 2021 Answer Key (Paper 1)

Subjects Question Paper PDF Answer Key PDF by Resonance
Physics PDF Download PDF Download
Chemistry PDF Download PDF Download
Mathematics PDF Download PDF Download

JEE Advanced 2021 Answer Key (Paper 2)

Subjects Question Paper PDF Answer Key PDF by Resonance
Physics PDF Download PDF Download
Chemistry PDF Download PDF Download
Mathematics PDF Download PDF Download

Steps to Calculate Scores Using JEE Advanced 2021 Answer Key

Candidates can follow the given steps to calculate their scores using the JEE Advanced answer key 2021.

  • Download the answer key of JEE Advanced 2021
  • Compare your responses to the answer key
  • The official marking scheme as per the JEE Advanced 2021 exam pattern has to be followed
  • The total calculated scores will be the probable marks obtained by the candidates in the exam
  • It is to be noted that the calculated marks will be indicative in nature and subject to change. 

JEE Advanced 2021 Official Answer Key

The official answer key of JEE Advanced 2021 was released on October 10 on the official website. Candidates were allowed to raise their objections against the provisional answer key until October 11, 2021. After checking all of the objections, the final JEE Advanced answer was released on October 15, 2021, along with the declaration of the result. Candidates ould also check their individual responses to the JEE Advanced 2021 question paper from October 5. 

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JEE Advanced 2021 Answer Key Frequently Asked Questions (FAQs)

Q. When was the JEE Advanced answer key 2021 be released?

A. The official JEE Advanced 2021 answer key was released on October 10. However, the unofficial JEE Advanced 2021 answer key solutions by Resonance and Reliable was available earlier.

Q. Could I check my responses to the JEE Advanced 2021 question paper?

A. Yes. Candidates could check their individual responses to the JEE Advanced 2021 question paper from October 5. 

Q. Where can I download the unofficial JEE Advanced 2021 answer key solutions by Resonance and Reliable?

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A. The link to check the JEE Advanced 2021 question paper with answer key solutions by Resonance and Reliable are given above. 

Q. When was the final JEE Advanced answer key be released?

A. The final JEE Advanced 2021 answer key was available on October 15. 

Q. How can I calculate my marks using the JEE Advanced answer key 2021?

A. Candidates need to follow the official marking scheme to calculate scores using the JEE Advanced answer key.

About the Author
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Saakshi Varsha Lama
Assistant Manager Content

After stepping into the education domain in 2016, Saakshi has never looked back and has continued to work in the field, especially in the Engineering domain. A homebody to the maximum extent, Saakshi is a massive K-... Read Full Bio

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Answered 2 days ago

You can find the previous year question papers for JEE Mains and JEE Advanced from several reliable sources:

  1. Official Websites: The official JEE website (jeemain.nta.nic.in for Mains, jeeadv.ac.in for Advanced) often provides past years' question papers for free.

  2. Books: Many publishers offer books con

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Rupesh Katariya

Contributor-Level 10

Answered 3 days ago

While NCERT books are essential for building a strong foundation in concepts, especially in Chemistry, they alone may not be sufficient to clear JEE Mains and Advanced. For JEE Mains, NCERT textbooks are highly effective for topics in Chemistry, Physics, and Mathematics, as they cover fundamental co

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Rupesh Katariya

Contributor-Level 10

Answered 2 weeks ago

Yes, you are eligible to appear for JEE Advanced and JEE Mains Entrance exam even if you have done 12th with PCB from CBSE boards and Maths from NIOS board. As CBSE and NIOS boards are considered as equivalent. 

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Yash Kumar

Contributor-Level 10

Answered 2 weeks ago

The number of seats available for admission plays a vital role in determining the cut off. In the year 2024, the JEE Advanced cut off went high because of low number of available seats so, the compititions among camdidates increased drastically. As, the number of candidates were very high as compare

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Yash Kumar

Contributor-Level 10

Answered 2 weeks ago

If you have to pursue B.Arch from IIT, than  you need to qualify JEE MAINS specifically Paper-2 B.Arch/B.Planning there is no need to qualify JEE Advanced for this . Secure a valid score and meet the Joint Admission Board's  eligibility criteria. IITs Participating for B.Arch are  Kharagpur, Roorkee

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ANISH SHARMA

Contributor-Level 7

Answered 2 weeks ago

If you match the eligibility requirements, you can apply for JEE Advanced after finishing your second intermediate (12th class). Clearing JEE Main and placing in the top 2.5 Lacs applicants are prerequisites for JEE Advanced. Your age, number of attempts, and results from your prior qualifying exams

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Kritika Kumari

Contributor-Level 10

Answered 3 weeks ago

The marks needed to get an admission in IIT Patna through JEE Advanced change each year according to the level of difficulty with the number of applicants appearing for the exam. Competition-wise, a rank that falls within the top 10,000 is considered highly competitive for the popular branches; ther

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abhishek gaurav

Contributor-Level 10

Answered 3 weeks ago

If you fail in JEE Advanced, you can still seek admission to other colleges based on your JEE Main score from the same year. Many engineering colleges, including NITs, IIITs, and private institutions, accept JEE Main scores for admission. 

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Aruna Chhetri

Contributor-Level 10

Answered 3 weeks ago

Yes, it is possible to join IIT Patna wihout JEE Advanced for courses other than BTech. For BTech programme JEE Advanced with JEE Mains is necessary. For other courses, such as M.Tech the asping candidates need to clear GATE with COAP counselling. Candidates who are seeking admission to the MTech, B

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abhishek gaurav

Contributor-Level 10

Answered a month ago

No, it is not possible. Mathematics is one of the core subjects, and you cannot appear at a time.

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SACHIN SINGH

Guide-Level 13