Description:
Practice Class 10 Maths Chapter 5 MCQs (Sets and Functions) based on FBISE pattern. These MCQs cover relations, functions, domain, range, and types of functions for board exam preparation
These Class 10 Maths Chapter 5 Sets and Functions MCQs are prepared according to the FBISE syllabus. This chapter covers sets, operations on sets, functions, and De Morgan’s laws.
These MCQs help students understand important concepts and practice exam questions. All questions come with answers for better learning.
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1. A set is:
A) Collection of numbers only
B) Well-defined collection of objects
C) Group of variables
D) Equation
2. The empty set is denoted by:
A)
B) {0}
C) []
D) { }
3. The set {1,2,3} is:
A) Infinite set
B) Null set
C) Finite set
D) Equal set
4. A subset is:
A) Larger set
B) Set whose elements belong to another set
C) Equal set
D) Empty set
5. Number of subsets of a set with n elements is:
A)
B) n²
C) n
D) n!
6. Union of sets means:
A) Common elements
B) Difference
C) All elements from both sets
D) None
7. Intersection of sets means:
A) Common elements
B) All elements
C) Difference
D) Union
8. If A ⊂ B and B ⊂ A, then:
A) A is empty
B) A = B
C) A ⊄ B
D) None
9. Cartesian product A × B consists of:
A) Single elements
B) Ordered pairs
C) Subsets
D) Numbers
10. A relation is a subset of:
A) A
B) B
C) A × B
D) Universal set
11. A function is:
A) Relation with unique output
B) Any relation
C) Set only
D) Equation only
12. Domain of a function is:
A) Output values
B) Input values
C) Range
D) Relation
13. Range of a function is:
A) Inputs
B) Domain
C) Output values
D) Set
14. If each element of domain maps to one element of codomain, it is:
A) Function
B) Relation
C) Set
D) Equation
15. If one input has two outputs, it is:
A) Function
B) Not a function
C) Relation
D) Set
16. A one-to-one function is:
A) Different inputs give different outputs
B) Same outputs for different inputs
C) All inputs same
D) None
17. Onto function means:
A) One-to-one
B) Every element of codomain has a pre-image
C) No mapping
D) Many outputs
18. A function which is both one-one and onto is:
A) Identity
B) Constant
C) Bijective
D) None
19. Identity function is:
A) f(x) = x
B) f(x) = 1
C) f(x) = x²
D) f(x) = 0
20. Constant function is:
A) f(x) = x
B) f(x) = c
C) f(x) = x²
D) f(x) = 1/x
21. The range of constant function is:
A) All real numbers
B) Domain
C) Single value
D) Infinite
22. If f(x) = x², then f(-2) is:
A) -4
B) 4
C) 2
D) -2
23. If f(x) = 2x + 1, then f(3) is:
A) 7
B) 6
C) 5
D) 8
24. Relation from A to B is subset of:
A) A
B) B
C) A × B
D) Universal set
25. If A has 3 elements and B has 2 elements, then A × B has:
A) 6 elements
B) 5 elements
C) 3 elements
D) 2 elements
26. Number of elements in power set of A with 4 elements is:
A) 4
B) 16
C) 8
D) 2
27. Universal set contains:
A) All elements under consideration
B) Only subsets
C) Empty elements
D) Numbers only
28. Complement of set A is:
A) Elements in A
B) Elements not in A
C) Common elements
D) Subset
29. If A ∩ B = ∅, sets are:
A) Equal
B) Subsets
C) Disjoint
D) Universal
30. If A ⊆ B and B ⊆ C, then:
A) A ⊄ C
B) C ⊆ A
C) B ⊆ A
D) A ⊆ C
16. A one-to-one function is:
A) Different inputs give different outputs
B) Same outputs for different inputs
C) All inputs same
D) None
17. Onto function means:
A) One-to-one
B) Every element of codomain has a pre-image
C) No mapping
D) Many outputs
18. A function which is both one-one and onto is:
A) Identity
B) Constant
C) Bijective
D) None
19. Identity function is:
A) f(x) = x
B) f(x) = 1
C) f(x) = x²
D) f(x) = 0
20. Constant function is:
A) f(x) = x
B) f(x) = c
C) f(x) = x²
D) f(x) = 1/x
21. The range of constant function is:
A) All real numbers
B) Domain
C) Single value
D) Infinite
22. If f(x) = x², then f(-2) is:
A) -4
B) 4
C) 2
D) -2
23. If f(x) = 2x + 1, then f(3) is:
A) 7
B) 6
C) 5
D) 8
24. Relation from A to B is subset of:
A) A
B) B
C) A × B
D) Universal set
25. If A has 3 elements and B has 2 elements, then A × B has:
A) 6 elements
B) 5 elements
C) 3 elements
D) 2 elements
26. Number of elements in power set of A with 4 elements is:
A) 4
B) 16
C) 8
D) 2
27. Universal set contains:
A) All elements under consideration
B) Only subsets
C) Empty elements
D) Numbers only
28. Complement of set A is:
A) Elements in A
B) Elements not in A
C) Common elements
D) Subset
29. If A ∩ B = ∅, sets are:
A) Equal
B) Subsets
C) Disjoint
D) Universal
30. If A ⊆ B and B ⊆ C, then:
A) A ⊄ C
B) C ⊆ A
C) B ⊆ A
D) A ⊆ C
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B) {0}
C) []
D) { }
B) n²
C) n
D) n!