Question Paper Solutions 24 February Morning JEE Main 2021
JEE Main 2021 Paper 1, for B. Tech, has been conducted on February 24th, 2021. Based on the feedback of the examinees, the difficulty level of the paper is concluded to be moderate. There were a total of 90 questions from Physics, Chemistry, and Mathematics in the JEE Main 2021 Paper 1. Also, as per the revised exam pattern, there is no negative marking for the numerical answer type (NAT) questions. Any 5 of the 10 NAT questions, were to be answered from each section. The official answer key for JEE Main 2021 will soon be released by the NTA.
Here, you will get the complete analysis of the JEE Main 2021 24th Feb Shift 1 question paper, along with the solutions and tentative answer key. Also, some memory-based questions from the 24 Feb, JEE Main 2021 Shift 1 (morning) question paper are discussed below.
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JEE Main 2021: 24 February Shift 1(Morning) Question Paper Analysis with Solutions
Our JEE experts at Vedantu, have prepared a thorough analysis of the JEE Main 2021 24 Feb Shift 1 question paper. Overall, the difficulty level of the question paper was moderate. The types of question asked were in alignment with that of the previous years. There were choices for the numerical answer type questions in the JEE Main 2021 24 Feb, Shift 1 paper. Most of the questions in the Chemistry and Physics sections require a thorough conceptual understanding of the topics. Most sums in the JEE Main 2021, 24 Feb, Shift 1 paper require lengthy calculations.
As per our subject experts, the questions asked in the JEE Main paper 1, 24 Feb 2021 (morning shift) are similar to the NCERT textbook and NCERT exemplar questions. The questions asked in the Chemistry section are mostly conceptual and application-based. Whereas, the numerical answer type questions asked in the Physics section require a good knowledge-base. Overall, the Chemistry section was comparably easier than the other two sections. Mathematics was the most difficult section in the JEE Main 2021 24 Feb, Shift 1 question paper. The section-wise difficulty level analysis of the paper is given in the below-table.
Analysis of the JEE Main 2021, 24 Feb Shift 1 Question Paper
Sections in JEE Main 2021 (24 Feb, Shift 1) paper
Overall Difficulty Level
Number of Easy Questions
Number of Average Questions
Number of Difficult Questions
The numerical answer type questions in the JEE Main 2021, 24 Feb, Shift 1 paper were lengthy. The overall difficulty level of the question paper was moderate.
In the Chemistry section, there was a match-the-following type question from the topic of Polymers. Also, there was a question based on the alpha-helix structure of proteins from Biomolecules. A few of the other easy questions from Chemistry were from the concepts of coordination number of bcc, gun metal alloy, etc.
The topics from Chemistry that had a greater weightage in the JEE Main 2021, 24 Feb, morning shift, paper are as follows.
In the Physics section, there were numerical answer type questions from the topics of Simple Harmonic Motions and Oscillations, Alternating Currents, and Electromagnetic Induction. The following topics from Physics had a greater weightage in the JEE Main 2021, 24 Feb, Shift 1 paper.
The sums in the Mathematics section are comprehended to be lengthy, as quite a lot of rough calculations were to be done. The following topics from Mathematics had a greater weightage in the JEE Main 2021, 24 Feb, Shift 1 paper.
The chapter-wise weightage and analysis has been consolidated by the JEE expert and mentors at Vedantu, for the reference of candidates. By going through the detailed analysis of topic-wise weightage and difficulty level of sections in the JEE Main 2021, 24 Feb Shift 1, paper, candidates will be able to estimate their performance in the exam.
The estimated chapter-wise weightage for the Physics section of JEE Main 2021, 24 Feb, Shift 1 is tabulated below.
Chapter-Wise Weightage for the Physics Section of JEE Main 2021, 24 Feb, Shift 1
Weightage (by Percentage)
Heat and Thermodynamics
SHM and Waves
The chapter-wise weightage for the Chemistry section of JEE Main 2021, 24 Feb, Shift 1, as per the expert analyses, is tabulated below.
Chapter-Wise Weightage for the Chemistry Section of JEE Main 2021, 24 Feb, Shift 1
Weightage (by Percentage)
Organic Chemistry 2
Physical Chemistry 1
Inorganic Chemistry I
Physical Chemistry 2
Inorganic Chemistry II
Organic Chemistry 1
Based on the question paper analysis of JEE Main 2021, 24 Feb, Shift 1, the chapter-wise weightage for the Mathematics section, is tabulated below.
Chapter-Wise Weightage for the Mathematics Section of JEE Main 2021, 24 Feb, Shift 1
Weightage (by Percentage)
Vector and 3D
Sequence and Series
Matrix and Determinants
Permutation and Combination
This analysis of the JEE Main paper of 24 Feb, 2021, morning shift, is solely based on the expert reviews and memory-based questions. Candidates can get an idea of their performance in the exam by referring to this detailed question paper analysis and solutions. The final answer key of the JEE Main 2021, 24 Feb shift 1, will be published by the National Testing Agency on their official website. All candidates who have appeared in the shift 1 of JEE Main 2021 24 Feb exam, are suggested to go through the answer key that will be released by NTA and raise objections for review in case of discrepancies.