JEE Main 18 Mar 2021 Question Paper with Answer Key – Check Here

JEE Main 18 Mar 2021 Question Paper with Answer Key – From this page, the candidates can download JEE Main 18 March 2021 question paper with answer key. The questions and answers given here are memory-based. To calculate the scores using the answer key, award 04 marks for each correct correct. Deduct 01 marks for each incorrect MCQ. Check the details about JEE Main 18 March 2021 question paper with answer key given here.

JEE Main 18 Mar 2021 Question Paper with Answer Key

Latest: JEE Main 18 Mar 2021 Shift 1 answer key released by Reliable Kota and Resonance. Download from the direct link below.

JEE Main 18 Mar Shift 2 answer key is now available. Check it from below.

JEE Main 16 Mar Shift 2 Answer Key by Reliable Kota and Resonance

SubjectShift 2 Answer Key
By Reliable Kota
Shift 2 Answer Key
By Resonance
MathsDownload HereDownload Here
PhysicsDownload HereDownload Here
ChemistryDownload HereDownload Here

JEE Main 16 Mar Shift 1 Answer Key by Reliable Kota and Resonance

SubjectShift 1 Answer Key
By Reliable Kota
Shift 1 Answer Key
By Resonance
MathsDownload HereDownload Here
PhysicsDownload HereDownload Here
ChemistryDownload HereDownload Here

Ques. Deficiency of Vitamin A causes
Ans. Night Blindness

Ques. The complex ion [Cu(NH3)2]2+ is

Ques. Deficiency of Vitamin K causes
Ans. Significant bleeding, poor bone development, osteoporosis, and increased cardiovascular disease

Ques. Activator in froth flotation process
Ans. Na2SO4

Ques. Decreasing order of catenation of group-16
Ans. S > O > Se > Te

Ques. 10, 7, 8 are sides of a triangle. Find projection of side of length ’10’ and ‘7’.
Ans. 85/14

Ques. 4y2 = x2 (4-x)(x-2), find the area bounded by the curve.
Ans. 16/3

Ques. sin4α + 10cos4α = 6, 27 sec6α + 8cosec6α =
Ans. 250

Ques. If S1 is the sum of first 2n terms and S2 is the sum of first 4n term and S2 – S1 is equal to 1000 then S3 sum of first 6n terms of same AP.
Ans. 3000

Ques. z = -1 + √3i, ω is complex number such that |zω| = 1
arg (z) – arg (w) = π/2, find the area of triangle made.
Ans. 1/2

Ques. Find the locus of center of circle between touches x2 + y2 = 9 internally (x+y)2 + y2 = 1 externally.

Ques. Out of 2n terms: n terms are ‘a’ and rest are ‘-a’. If we add ‘b’ to all terms than mean = 5 and stand deviation = 20, then a2 + b2 = ?
Ans. 425

Ques. xdy – ydx = √x2 – y2dx, y(1) = 0, area curve above x-axis on x ∊ [1, eπ] is
Ans. 4

Ques. There are 5 independent trials, probability of exactly one success is 0.4096, probability of exactly two success = 0.2048. Find the probability of exactly 3 successes.
Ans. 32/625

Ques. (x+1/x2/3 – x1/3 + 1 – x-1/x+x1/2)10, find the term independent of ‘x’
Ans. 10C4

Ques. P(x) is a polynomial such that P(x) = f(x3) + xg(x3), P(x) is divided by x2 + x + 1. Find the value of P(1).
Ans. 0

Ques. x2/27 + y2 = 1. tangent is drawn at (3√3, cosθ, sinθ). If tangent meets x-axis and y-axis at A and B. Minimum value of sum of intercepts is at θ
Ans. π/6

Ques. One side of equilateral triangle is x + y = 3, centroid is (0,0), r + R =
Ans. 9/√2

JEE Main 18 Mar Shift 2 Video Solutions by Vedantu

Ques. The reaction of glucose with acetic anhydride and Tollen’s reagent suggests that it is
Ans. a-bentahydroxy aldenide

Ques.Which of the following is not a functional isomeric of C3H6O
Ans. Propanol

Ques. Gold(I) thionialeate is used as a medicine for the treatment of which of the following?
Ans. Arthritis

Ques. Diamagnetic materials are
Ans. C2, N2, F2

Ques. Reaction of Br2 on ethylene in the presence of NaCl gives the compound as major product is
Ans. Cl-Ch2-Ch2-Br

Ques. Which of the following shows bond in silicones?
Ans. -Si-O-Si-O-Si

Ques. The equation of common tangent to the parabola y2 = 16ax and x2 = 8ay is
Ans. y = mx+a/m

Ques. If 349 (x+iy) = (3/2 + √3i/2)100 and x = ky. Then k is
Ans. -1/√3

Ques. If R and R’ are symmetric relation (not dispoint) on a Set A, then the relation R ∩ R’ is
Ans. Symmetric

Ques. If log(5c/a), log (3b/5c) and log(a/3b) are in AP and a,b,c are in GP. Then a,b,c are the length of sides of

JEE Main 18 Mar Shift 1 Video Solutions by Rakesh Kumar Yadav

Hi! If you have appeared for JEE Main 18 Mar 2021 (shift 1 or 2) and if you remember any question that was asked today then submit it below. We will provide you answers / solutions for it.

How to Calculate Scores Using JEE Main 18 Mar 2021 Answer Key?

Check the steps given below to calculate the scores using JEE Main 18 March 2021 answer key.

1st step: Download the answer key according to the respective shift.

2nd step: Next, download the question paper and then, start cross-checking the answers.

3rd step: Now, write down the correct and incorrect answers.

4th step: Next, calculate the marks using the marking scheme given below.

Marking Scheme

Type of questionsMarks for correct answerMarks for incorrect answer
MCQ+4-1
NVT+40

The score calculated after following the above marking scheme will be the probable score.

Steps to Download Official JEE Main 2021 Answer Key

Check the steps given below to download the official JEE Main 2021 answer key.

1st step: Go to the official website, jeemain.nta.nic.in.

2nd step: Next, click on the link of the answer key.

3rd step: Then, enter the application number and date of birth / password in the login window.

4th step: Next, click on the ‘sign-in’ button.

5th step: Lastly, download the pdf of the answer key.

JEE Main 2021 18 Mar 2021 Question Paper

Various coaching institutes release JEE Main question paper after the examination. These question papers are released along with the answer keys. The candidates can use the question paper and answer key together to calculate the scores.

NTA releases the official question paper at the official website, jeemain.nta.nic.in. The question paper is released after the conduct of the exams for all the shifts.

Previous Year Cut-Off Scores

Given below are the previous year JEE Main cut-off scores.

Category202020192018201720162015
Open90.376533589.75488497481100105
GEN EWS70.243551878.2174869
OBC NCL72.888796974.316655745497070
SC50.176024554.012815529325250
ST39.069610144.334517224274844
PWD0.06185240.11371730-3501

JEE Main 2021 Exam Pattern

Check the details about JEE Main 2021 given below.

It is a computer-based test. The duration of the test is 3 hours. There are multiple-choice questions and numerical value type questions in the test.

Distribution of questions

B.E / B.Tech

SubjectSection ASection B (5 questions to be answered
for each subject)
Total marks
Mathematics2010100
Physics2010100
Chemistry2010100
Total300

B.Arch

SubjectSection ASection B (5 questions to be answered)Total marks
Mathematics (Part I)2010100
Aptitude Test (Part II)50200
Drawing Test (Part III)02100
Total400

B.Plan

SubjectSection ASection B (5 questions to be answered)Total marks
Mathematics (Part I)2010100
Aptitude Test (Part II)50200
Planning based objective type MCQs (Part III)25100
Total400

JEE Main 2021 Result

JEE Main 2021 result can be checked from jeemain.nta.nic.in. The candidates can check the result by entering the application number and date of birth.

  • No rank card is dispatched to the candidates. It can be downloaded via online mode only.
  • There is no provision for re-checking / re-evaluation of the result.
  • According the NTA score, All India Rank (AIR) shall be compiled.
  • The raw marks are obtained by the candidates in different sessions will be converted to NTA score.

About JEE Main 2021

Joint Entrance Examination (JEE) Main is an entrance exam held for admission into B.E / B.Tech / B.Arch / B.Plan. It is one of the biggest national-level entrance exam. The test comprises multiple-choice questions and numerical answer-type questions. According to the rank obtained in the exam, the seats are allocated in NITs, IIITs, CFTIs.

FAQs for JEE Main 18 Mar 2021 Question Paper with Answer Key

Ques. Can I challenge the unofficial answer key?

Ans. No, you cannot challenge the unofficial answer key.

Ques. Where can I download the official answer key?

Ans. You can download the official answer key from jeemain.nta.nic.in.

Ques. What is the marking scheme?

Ans. For each correct answer, 04 marks are awarded. Negative marking of 01 marks is done in case of MCQ.

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