Class 9 Mathematics · Chapter 3 · Test 1
Sets and Set Operations
31 MCQs MCQs
31 questions · 25 min · 31 marks
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Sample questions
The first 5 of 31. Try each one, then tap to see the answer.
Question 1
What is a set?
- AA collection of well-defined objects
- BA collection of random guesses
- CA mathematical equation
- DA single number
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Answer: A
A set is a well-defined collection of distinct objects.
Question 2
Which symbol is commonly used to name a set?
- AA
- BB
- Cx
- D=
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Answer: A
Capital letters are commonly used to denote sets.
Question 3
Which brackets are used to write a set in roster form?
- A( )
- B[ ]
- C{ }
- D< >
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Answer: C
Curly brackets are used to enclose the elements of a set.
Question 4
Which of the following is a well-defined collection?
- ATall students in a class
- BBeautiful flowers
- CMonths of the year
- DInteresting books
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Answer: C
Months of the year form a definite collection.
Question 5
What are the objects of a set called?
- AFactors
- BElements
- CVariables
- DFunctions
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Answer: B
The objects belonging to a set are called its elements.
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