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JEE main 2021 Question Paper 18 Mar Shift 1 B.Tech

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About JEE main 2021 Question Paper 18 Mar Shift 1 B.Tech

JEE main 2021 Question Paper 18 Mar Shift 1 B.Tech is available here for free download. Published by NTA for Joint Entrance Examination Main, this question paper can be viewed online or downloaded as a PDF (47 pages). Candidates preparing for Joint Entrance Examination Main can use JEE main 2021 Question Paper 18 Mar Shift 1 B.Tech to understand the exam pattern, the type of questions asked, and the overall difficulty level.

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JEE main 2021 Question Paper 18 Mar Shift 1 B.Tech – Text

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Page 1

National Testing Agency

Question Paper Name : B TECH 18th March 2021 Shift 1
Subject Name : B TECH
Creation Date : 2021-03-18 14:10:30
Duration : 180
Number of Questions : 90
Total Marks : 300
Display Marks: Yes

B TECH
Group Number : 1
Group Id : 86435153
Group Maximum Duration : 0
Group Minimum Duration : 180
Show Attended Group? : No
Edit Attended Group? : No
Break time : 0
Group Marks : 300
Is this Group for Examiner? : No

Physics Section A
Section Id : 864351313
Section Number : 1
Section type : Online
Mandatory or Optional : Mandatory
Number of Questions : 20
Number of Questions to be attempted : 20
Section Marks : 80
Mark As Answered Required? : Yes
Sub-Section Number : 1
Sub-Section Id : 864351313
Question Shuffling Allowed : Yes

Question Number : 1 Question Id : 8643514681 Question Type : MCQ Option Shuffling : Yes Is

1/47

Page 2

86435114041.

86435114042.

86435114043.

86435114044.

Question Number : 2 Question Id : 8643514682 Question Type : MCQ Option Shuffling : Yes Is

86435114045.

86435114046.

86435114047.

86435114048.

Question Number : 3 Question Id : 8643514683 Question Type : MCQ Option Shuffling : Yes Is

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Page 3

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86435114050.

86435114051.

86435114052.

Question Number : 4 Question Id : 8643514684 Question Type : MCQ Option Shuffling : Yes Is

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Page 4

86435114053.

86435114054.

86435114055.

86435114056.

Question Number : 5 Question Id : 8643514685 Question Type : MCQ Option Shuffling : Yes Is

86435114057.

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Page 5

86435114058.

86435114059.

86435114060.

Question Number : 6 Question Id : 8643514686 Question Type : MCQ Option Shuffling : Yes Is

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Page 6

86435114061.

86435114062.

86435114063.

86435114064.

Question Number : 7 Question Id : 8643514687 Question Type : MCQ Option Shuffling : Yes Is

86435114065.

86435114066.

86435114067.

86435114068.

Question Number : 8 Question Id : 8643514688 Question Type : MCQ Option Shuffling : Yes Is

86435114069.

86435114070.

86435114071.

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Page 7

86435114072.

Question Number : 9 Question Id : 8643514689 Question Type : MCQ Option Shuffling : Yes Is

86435114073.

86435114074.

86435114075.

86435114076.

Question Number : 10 Question Id : 8643514690 Question Type : MCQ Option Shuffling : Yes Is

86435114077.

86435114078.

86435114079.

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Page 8

86435114080.

Question Number : 11 Question Id : 8643514691 Question Type : MCQ Option Shuffling : Yes Is

86435114081.

86435114082.

86435114083.

86435114084.

Question Number : 12 Question Id : 8643514692 Question Type : MCQ Option Shuffling : Yes Is

86435114085.

86435114086.

86435114087.

86435114088.
8/47

Page 9

Question Number : 13 Question Id : 8643514693 Question Type : MCQ Option Shuffling : Yes Is

86435114089.

86435114090.

86435114091.

86435114092.

Question Number : 14 Question Id : 8643514694 Question Type : MCQ Option Shuffling : Yes Is

86435114093.

86435114094.

86435114095.

86435114096.

Question Number : 15 Question Id : 8643514695 Question Type : MCQ Option Shuffling : Yes Is

9/47

Page 10

86435114097.

86435114098.

86435114099.

86435114100.

Question Number : 16 Question Id : 8643514696 Question Type : MCQ Option Shuffling : Yes Is

86435114101.

86435114102.

86435114103.

86435114104.

Question Number : 17 Question Id : 8643514697 Question Type : MCQ Option Shuffling : Yes Is

86435114105.

86435114106.

10/47

Page 11

86435114107.

86435114108.

Question Number : 18 Question Id : 8643514698 Question Type : MCQ Option Shuffling : Yes Is

86435114109.

86435114110.

86435114111.

86435114112.

Question Number : 19 Question Id : 8643514699 Question Type : MCQ Option Shuffling : Yes Is

86435114113.

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Page 12

86435114114.

86435114115.

86435114116.

Question Number : 20 Question Id : 8643514700 Question Type : MCQ Option Shuffling : Yes Is

86435114117.

86435114118.

86435114119.

86435114120.

Physics Section B
Section Id : 864351314
Section Number : 2
Section type : Online
Mandatory or Optional : Mandatory
Number of Questions : 10
Number of Questions to be attempted : 5
Section Marks : 20
Mark As Answered Required? : Yes
Sub-Section Number : 1
12/47

Page 13

Sub-Section Id : 864351314
Question Shuffling Allowed : Yes

Question Number : 21 Question Id : 8643514701 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 22 Question Id : 8643514702 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

13/47

Page 14

Question Number : 23 Question Id : 8643514703 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 24 Question Id : 8643514704 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes

14/47

Page 15

Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 25 Question Id : 8643514705 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 26 Question Id : 8643514706 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100
15/47

Page 16

Question Number : 27 Question Id : 8643514707 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 28 Question Id : 8643514708 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 29 Question Id : 8643514709 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes

16/47

Page 17

Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 30 Question Id : 8643514710 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Chemistry Section A
Section Id : 864351315
Section Number : 3
Section type : Online
Mandatory or Optional : Mandatory
Number of Questions : 20
Number of Questions to be attempted : 20
Section Marks : 80
Mark As Answered Required? : Yes
Sub-Section Number : 1
Sub-Section Id : 864351315
Question Shuffling Allowed : Yes

Question Number : 31 Question Id : 8643514711 Question Type : MCQ Option Shuffling : Yes Is

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Page 18

86435114131.

86435114132.

86435114133.

86435114134.

Question Number : 32 Question Id : 8643514712 Question Type : MCQ Option Shuffling : Yes Is

86435114135.

86435114136.

86435114137.

86435114138.

Question Number : 33 Question Id : 8643514713 Question Type : MCQ Option Shuffling : Yes Is

86435114139.

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Page 19

86435114140.

86435114141.

86435114142.

Question Number : 34 Question Id : 8643514714 Question Type : MCQ Option Shuffling : Yes Is

86435114143.

86435114144.

86435114145.

86435114146.

Question Number : 35 Question Id : 8643514715 Question Type : MCQ Option Shuffling : Yes Is

86435114147.

86435114148.

86435114149.

86435114150.

Question Number : 36 Question Id : 8643514716 Question Type : MCQ Option Shuffling : Yes Is
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Page 20

86435114151.

86435114152.

86435114153.

86435114154.

Question Number : 37 Question Id : 8643514717 Question Type : MCQ Option Shuffling : Yes Is

86435114155.

86435114156.

86435114157.

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Page 21

86435114158.

Question Number : 38 Question Id : 8643514718 Question Type : MCQ Option Shuffling : Yes Is

86435114159.

86435114160.

86435114161.

86435114162.

Question Number : 39 Question Id : 8643514719 Question Type : MCQ Option Shuffling : Yes Is

86435114163.

86435114164.

86435114165.

86435114166.

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Page 22

Question Number : 40 Question Id : 8643514720 Question Type : MCQ Option Shuffling : Yes Is

86435114167.

86435114168.

86435114169.

86435114170.

Question Number : 41 Question Id : 8643514721 Question Type : MCQ Option Shuffling : Yes Is

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Page 23

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86435114172.

86435114173.

86435114174.

Question Number : 42 Question Id : 8643514722 Question Type : MCQ Option Shuffling : Yes Is

86435114175.

86435114176.

86435114177.

86435114178.

Question Number : 43 Question Id : 8643514723 Question Type : MCQ Option Shuffling : Yes Is

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Page 24

86435114179.

86435114180.

86435114181.

86435114182.

Question Number : 44 Question Id : 8643514724 Question Type : MCQ Option Shuffling : Yes Is

86435114183.

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Page 25

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86435114185.

86435114186.

Question Number : 45 Question Id : 8643514725 Question Type : MCQ Option Shuffling : Yes Is

86435114187.

86435114188.

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Page 26

86435114189.

86435114190.

Question Number : 46 Question Id : 8643514726 Question Type : MCQ Option Shuffling : Yes Is

86435114191.

86435114192.

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Page 27

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86435114194.

Question Number : 47 Question Id : 8643514727 Question Type : MCQ Option Shuffling : Yes Is

86435114195.

86435114196.

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Page 28

86435114197.

86435114198.

Question Number : 48 Question Id : 8643514728 Question Type : MCQ Option Shuffling : Yes Is

86435114199.

86435114200.

86435114201.

86435114202.

Question Number : 49 Question Id : 8643514729 Question Type : MCQ Option Shuffling : Yes Is

28/47

Page 29

86435114203.

86435114204.

86435114205.

86435114206.

Question Number : 50 Question Id : 8643514730 Question Type : MCQ Option Shuffling : Yes Is

86435114207.

86435114208.

86435114209.

86435114210.

Chemistry Section B
Section Id : 864351316
Section Number : 4
Section type : Online
Mandatory or Optional : Mandatory
Number of Questions : 10
Number of Questions to be attempted : 5
Section Marks : 20
Mark As Answered Required? : Yes
Sub-Section Number : 1
Sub-Section Id : 864351316
Question Shuffling Allowed : Yes

Question Number : 51 Question Id : 8643514731 Question Type : SA
29/47

Page 30

Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 52 Question Id : 8643514732 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 53 Question Id : 8643514733 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

30/47

Page 31

Question Number : 54 Question Id : 8643514734 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 55 Question Id : 8643514735 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 56 Question Id : 8643514736 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

31/47

Page 32

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 57 Question Id : 8643514737 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 58 Question Id : 8643514738 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

32/47

Page 33

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 59 Question Id : 8643514739 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 60 Question Id : 8643514740 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Mathematics Section A
Section Id : 864351317
Section Number : 5
Section type : Online
33/47

Page 34

Mandatory or Optional : Mandatory
Number of Questions : 20
Number of Questions to be attempted : 20
Section Marks : 80
Mark As Answered Required? : Yes
Sub-Section Number : 1
Sub-Section Id : 864351317
Question Shuffling Allowed : Yes

Question Number : 61 Question Id : 8643514741 Question Type : MCQ Option Shuffling : Yes Is

86435114221.

86435114222.

86435114223.

86435114224.

Question Number : 62 Question Id : 8643514742 Question Type : MCQ Option Shuffling : Yes Is

86435114225.

86435114226.

86435114227.

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Page 35

86435114228.

Question Number : 63 Question Id : 8643514743 Question Type : MCQ Option Shuffling : Yes Is

86435114229.

86435114230.

86435114231.

86435114232.

Question Number : 64 Question Id : 8643514744 Question Type : MCQ Option Shuffling : Yes Is

86435114233.

86435114234.

86435114235.

86435114236.

Question Number : 65 Question Id : 8643514745 Question Type : MCQ Option Shuffling : Yes Is

35/47

Page 36

86435114237.

86435114238.

86435114239.

86435114240.

Question Number : 66 Question Id : 8643514746 Question Type : MCQ Option Shuffling : Yes Is

86435114241.

86435114242.

86435114243.

86435114244.

Question Number : 67 Question Id : 8643514747 Question Type : MCQ Option Shuffling : Yes Is

86435114245.

36/47

Page 37

86435114246.

86435114247.

86435114248.

Question Number : 68 Question Id : 8643514748 Question Type : MCQ Option Shuffling : Yes Is

86435114249.

86435114250.

86435114251.

86435114252.

Question Number : 69 Question Id : 8643514749 Question Type : MCQ Option Shuffling : Yes Is

86435114253.

86435114254.

86435114255.

86435114256.

37/47

Page 38

Question Number : 70 Question Id : 8643514750 Question Type : MCQ Option Shuffling : Yes Is

86435114257.

86435114258.

86435114259.

86435114260.

Question Number : 71 Question Id : 8643514751 Question Type : MCQ Option Shuffling : Yes Is

86435114261.

86435114262.

86435114263.

86435114264.

38/47

Page 39

Question Number : 72 Question Id : 8643514752 Question Type : MCQ Option Shuffling : Yes Is

86435114265.

86435114266.

86435114267.

86435114268.

Question Number : 73 Question Id : 8643514753 Question Type : MCQ Option Shuffling : Yes Is

86435114269.

86435114270.

86435114271.

86435114272.

Question Number : 74 Question Id : 8643514754 Question Type : MCQ Option Shuffling : Yes Is
39/47

Page 40

86435114273.

86435114274.

86435114275.

86435114276.

Question Number : 75 Question Id : 8643514755 Question Type : MCQ Option Shuffling : Yes Is

86435114277.

86435114278.

86435114279.

86435114280.

Question Number : 76 Question Id : 8643514756 Question Type : MCQ Option Shuffling : Yes Is

40/47

Page 41

86435114281.

86435114282.

86435114283.

86435114284.

Question Number : 77 Question Id : 8643514757 Question Type : MCQ Option Shuffling : Yes Is

86435114285.

86435114286.

86435114287.

86435114288.

Question Number : 78 Question Id : 8643514758 Question Type : MCQ Option Shuffling : Yes Is

41/47

Page 42

86435114289.

86435114290.

86435114291.

86435114292.

Question Number : 79 Question Id : 8643514759 Question Type : MCQ Option Shuffling : Yes Is

86435114293.

86435114294.

86435114295.

86435114296.

Question Number : 80 Question Id : 8643514760 Question Type : MCQ Option Shuffling : Yes Is

42/47

Page 43

86435114297.

86435114298.

86435114299.

86435114300.

Mathematics Section B
Section Id : 864351318
Section Number : 6
Section type : Online
Mandatory or Optional : Mandatory
Number of Questions : 10
Number of Questions to be attempted : 5
Section Marks : 20
Mark As Answered Required? : Yes
Sub-Section Number : 1
Sub-Section Id : 864351318
Question Shuffling Allowed : Yes

Question Number : 81 Question Id : 8643514761 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
43/47

Page 44

Possible Answers :
100

Question Number : 82 Question Id : 8643514762 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 83 Question Id : 8643514763 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 84 Question Id : 8643514764 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
44/47

Page 45

100

Question Number : 85 Question Id : 8643514765 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 86 Question Id : 8643514766 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 87 Question Id : 8643514767 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

45/47

Page 46

Question Number : 88 Question Id : 8643514768 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 89 Question Id : 8643514769 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric
Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

Question Number : 90 Question Id : 8643514770 Question Type : SA
Correct Marks : 4 Wrong Marks : 0

Response Type : Numeric

46/47

Page 47

Evaluation Required For SA : Yes
Show Word Count : Yes
Answers Type : Equal
Text Areas : PlainText
Possible Answers :
100

47/47

Document Details

Board / OrgNTA
ExamJoint Entrance Examination Main
TypeQuestion Paper
Pages47
LanguageOdia
Updated22 Jul 2026