Mathematics MCQs Chapter 2 - PLS Academy

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

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1811

Created on January 19, 2022

Ch 2 Sets, Functions and Groups

1 / 31

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

2 / 31

Which of the following is true:

all of these

? ⊂ ?

3 / 31

Every recurring non terminating decimal represents

?′

None

4 / 31

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

5 / 31

Squaring a number is a:

Function

Unary operation

relation

binary operation

6 / 31

A diagram which represents a set is called______

Plane

Argand

None

Venn’s

7 / 31

If ? ⊆ ? then ?(? ∩ ?) =

?(?). ?(?)

?(?) + ?(?)

?(?)

8 / 31

The graph of linear function is :

straight line

Circle

triangle

parabola

9 / 31

Every function is:

Relation

none of these

one to one

inverse function

10 / 31

Inverse of any element of a group is:

unique

has many inverses

none of these

Not unique

11 / 31

A set is a collection of objects which are

not defined

Well defined

Well defined and distinct

identical

12 / 31

The set of odd numbers between 1 and 9 are

{1,3,5,7}

{3,5,7,9}

{3,5,7}

{1,3,5,7,9}

13 / 31

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

contrapositive of ? → ?

None

converse of ? → ?

Inverse of ? → ?

14 / 31

Identity element in (?, . ) is:

(0,1)

(1,0)

(1,1)

(0,0)

15 / 31

An onto function is also called:

Inverse

Surjective

Bijective

Injective

16 / 31

Inverse of any element of a group is:

none of these

unique

Not unique

has many inverses

17 / 31

A diagram which represents a set is called______

Argand

Venn’s

Plane

None

18 / 31

A compound proposition which is always true is called:

contradiction

contingency

absurdity

Tautology

19 / 31

Squaring a number is a:

relation

binary operation

Function

Unary operation

20 / 31

. Truth set of a tautology is

True

False

Universal set

21 / 31

A set is a collection of objects which are

Well defined and distinct

not defined

identical

Well defined

22 / 31

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

Tautology

contradiction

contingency

absurdity

23 / 31

The graph of linear function is :

parabola

Circle

straight line

triangle

24 / 31

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

→

∨

∧

25 / 31

The set of odd numbers between 1 and 9 are

{3,5,7,9}

{1,3,5,7,9}

{1,3,5,7}

{3,5,7}

26 / 31

A compound proposition which is always wrong is called:

Tautology

contingency

absurdity

contradiction

27 / 31

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

28 / 31

29 / 31

Which of the following is not a binary operation :

–

√

30 / 31

Every function is:

inverse function

Relation

none of these

one to one

31 / 31

Inverse of a line is :

not defined

a parabola

A line

a point

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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