Mathematics MCQs Chapter 2 - PLS Academy

Mathematics MCQs Chapter 2 Class 11: Enhance Problem-Solving Skills

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Created on January 19, 2022

Ch 2 Sets, Functions and Groups

1 / 31

The set of odd numbers between 1 and 9 are

{1,3,5,7}

{3,5,7}

{1,3,5,7,9}

{3,5,7,9}

2 / 31

Squaring a number is a:

Function

relation

binary operation

Unary operation

3 / 31

Total number of subsets that can be formed from the set {?, ?, ?} is

4 / 31

Every function is:

one to one

Relation

none of these

inverse function

5 / 31

Which of the following is true:

? ⊂ ?

all of these

? ⊂ ?

6 / 31

The graph of linear function is :

Circle

triangle

parabola

straight line

7 / 31

Identity element in (?, . ) is:

(0,1)

(1,0)

(1,1)

(0,0)

8 / 31

A set is a collection of objects which are

not defined

Well defined and distinct

Well defined

identical

9 / 31

If ? ⊆ ? then ?(? ∩ ?) =

?(?)

?(?). ?(?)

?(?) + ?(?)

10 / 31

Inverse of any element of a group is:

Not unique

none of these

unique

has many inverses

11 / 31

In a proposition if ? → ? ???? ? → ? is called

converse of ? → ?

Inverse of ? → ?

None

contrapositive of ? → ?

12 / 31

A diagram which represents a set is called______

Argand

Venn’s

None

Plane

13 / 31

The number of all subsets of a set having three elements is:

14 / 31

Every recurring non terminating decimal represents

None

?′

15 / 31

A compound proposition which is always true is called:

absurdity

Tautology

contingency

contradiction

16 / 31

Squaring a number is a:

Unary operation

binary operation

relation

Function

17 / 31

The set of odd numbers between 1 and 9 are

{3,5,7}

{1,3,5,7}

{3,5,7,9}

{1,3,5,7,9}

18 / 31

19 / 31

A compound proposition which is always wrong is called:

absurdity

Tautology

contradiction

contingency

20 / 31

A compound proposition which is always neither true nor false is called:

absurdity

Tautology

contradiction

contingency

21 / 31

Which of the following is not a binary operation :

–

√

22 / 31

A diagram which represents a set is called______

None

Argand

Venn’s

Plane

23 / 31

Every function is:

Relation

one to one

none of these

inverse function

24 / 31

. Truth set of a tautology is

False

True

Universal set

25 / 31

Inverse of any element of a group is:

unique

Not unique

none of these

has many inverses

26 / 31

The symbol which is used to denote negation of a proposition is

∨

→

∧

27 / 31

An onto function is also called:

Surjective

Bijective

Inverse

Injective

28 / 31

Inverse of a line is :

A line

a point

not defined

a parabola

29 / 31

The number of all subsets of a set having three elements is:

30 / 31

The graph of linear function is :

parabola

triangle

straight line

Circle

31 / 31

A set is a collection of objects which are

Well defined and distinct

not defined

identical

Well defined

Your score is

The average score is 66%

Benefits of Practicing Chapter 2 Mathematics MCQs

Practicing Mathematics Chapter 2 MCQs allows students to identify weak areas, improve accuracy, and increase speed. Regular practice also enhances conceptual clarity, builds confidence, and ensures better performance in board exams and competitive entry tests.

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PLS Academy provides structured Mathematics Chapter 2 MCQs with detailed solutions, topic-wise explanations, and performance analysis. Their guidance helps students strengthen core concepts, improve test-taking strategies, and maximize scores in NUST, UET, ECAT, FAST, NTS, and FSC board exams.

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