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

Inverse of any element of a group is:

none of these

has many inverses

unique

Not unique

2 / 31

. Truth set of a tautology is

False

True

Universal set

3 / 31

Which of the following is not a binary operation :

√

–

4 / 31

A set is a collection of objects which are

Well defined and distinct

not defined

Well defined

identical

5 / 31

A diagram which represents a set is called______

Plane

Argand

Venn’s

None

6 / 31

Squaring a number is a:

Function

relation

binary operation

Unary operation

7 / 31

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

contingency

absurdity

Tautology

contradiction

8 / 31

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

9 / 31

An onto function is also called:

Surjective

Injective

Inverse

Bijective

10 / 31

The set of odd numbers between 1 and 9 are

{1,3,5,7,9}

{1,3,5,7}

{3,5,7,9}

{3,5,7}

11 / 31

A compound proposition which is always wrong is called:

absurdity

contradiction

contingency

Tautology

12 / 31

Inverse of a line is :

not defined

a point

a parabola

A line

13 / 31

14 / 31

A compound proposition which is always true is called:

absurdity

Tautology

contradiction

contingency

15 / 31

Every function is:

inverse function

none of these

one to one

Relation

16 / 31

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

∨

→

∧

17 / 31

The graph of linear function is :

Circle

straight line

parabola

triangle

18 / 31

Squaring a number is a:

Function

Unary operation

relation

binary operation

19 / 31

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

20 / 31

A diagram which represents a set is called______

None

Argand

Venn’s

Plane

21 / 31

Every recurring non terminating decimal represents

None

?′

22 / 31

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

23 / 31

Identity element in (?, . ) is:

(0,1)

(0,0)

(1,1)

(1,0)

24 / 31

Which of the following is true:

all of these

? ⊂ ?

25 / 31

If ? ⊆ ? then ?(? ∩ ?) =

?(?) + ?(?)

?(?). ?(?)

?(?)

26 / 31

The set of odd numbers between 1 and 9 are

{3,5,7,9}

{1,3,5,7}

{1,3,5,7,9}

{3,5,7}

27 / 31

Every function is:

inverse function

one to one

Relation

none of these

28 / 31

A set is a collection of objects which are

Well defined

Well defined and distinct

not defined

identical

29 / 31

Inverse of any element of a group is:

unique

Not unique

has many inverses

none of these

30 / 31

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

contrapositive of ? → ?

Inverse of ? → ?

converse of ? → ?

None

31 / 31

The graph of linear function is :

Circle

parabola

straight line

triangle

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.

PLS Academy: Expert Chapter 2 Mathematics MCQs Preparation

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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