If you’re looking for a way to enhance your Class 8 Maths, then look no further than the NCERT MCQ Questions for Class 8 Maths Chapter 9 Algebraic Expressions and Identities with Answers. The MCQ Questions for Class 8 Maths with Answers are aligned to all topics covered so it will be helpful when preparing for your exams, no matter what subject you’re studying! Don’t forget about scoring maximum points during exam preparation by using these free Class 8 Maths Chapter 9 Algebraic Expressions and Identities Objective Questions.
Algebraic Expressions and Identities Class 8 MCQs Questions with Answers
What are you waiting for? Get all the answers to Class 8 Maths Chapter 9 MCQs! It’s time that students power up and start practicing these MCQ Questions of Algebraic Expressions and Identities Class 8 with answers. The best way of doing so would be solving them yourself in order not only to know which answer is correct but also to understand why each solution works as well.
Question 1.
When numbers/literals are added or subtracted, they are called _________.
(a) identities
(b) expressions
(c) variables
(d) terms
Answer
Answer: (d) terms
Question 2.
The expression 7xy has the factors
(a) 7,x,y
(b) x,y
(c) 7,x
(d) 7,y
Answer
Answer: (a) 7,x,y
Question 3.
Which of the following is like term as 7xy?
(a) 9
(b) 9x
(c) 9y
(d) 9xy
Answer
Answer: (d) 9xy
Question 4.
The like terms of the following are
(a) x, 3x
(b) x, 2y
(c) 2y, 6xy
(d) 3x, 2y
Answer
Answer: (a) x, 3x
Question 5.
The coefficient in the term -5x is
(a) 5
(b) -5
(c) 1
(d) 2
Answer
Answer: (b) -5
Question 6.
How many terms are there in the expression 5xy + 9yz + 3zx + 5x – 4y ?
(a) 1
(b) 3
(c) 4
(d) 5
Answer
Answer: (d) 5
Question 7.
Which of the following is a monomial?
(a) 4x2
(b) a + 6
(c) a + 6 + c
(d) a + b + c + d
Answer
Answer: (a) 4x2
Question 8.
Add: 7xy + 5yz – 3zx, 4yz + 9zx – 4y, –3xz + 5x – 2xy.
(a) 5xy + 3zx + 5x – 4y
(b) 5xy + 9yz +2zx + 5x – 4y
(c) 5xy + 9yz +3zx + 5x – 4y
(d) 5xy + 9yz +3zx + 4y
Answer
Answer: (c) 5xy + 9yz +3zx + 5x – 4y
Question 9.
Like terms in the expression 7x, 5x2, 7y, -5yx, -9x2, are
(a) 7x, -5yx
(b) 5x2, -5yx
(c) 5x2, -9x2
(d) 7x, 7y
Answer
Answer: (c) 5x2, -9x2
Question 10.
The coefficient of x in the expression -7x +5 is
(a) 5
(b) -7
(c) 7
(d) 0
Answer
Answer: (b) -7
Question 11.
Expressions consists of _____________ and _______________.
(a) variables, constants
(b) identities
(c) expressions
(d) none of these
Answer
Answer: (a) variables, constants
Question 12.
The volume of rectangular box whose length, breadth and height is 2p,4q.8r respectively is
(a) 14pqr
(b) 2p+4q+8r
(c) 64pqr
(d) 64
Answer
Answer: (c) 64pqr
Question 13.
Which of the following is a binomial?
(a) 4x + y + 2
(b) 2x + 7
(c) 3x + 4y – 6
(d) 3x
Answer
Answer: (b) 2x + 7
Question 14.
The area of triangle is’ xy’ where’ x’ is length and ‘y’ is breadth. If the length of rectangle is increased by 5 units and breadth is decreased by 3 units, the new area of rectangle will be
(a) (x-y)(x+3)
(b) (xy+15)
(c) (x+5)(y-3)
(d) (xy+5-3)
Answer
Answer: (c) (x+5)(y-3)
Question 15.
Value of expression ‘a(a2+a +1)+5’ for ‘ a’ = 0 is
(a) a+5
(b) 1
(c) 6
(d) 5
Answer
Answer: (d) 5
Question 16.
n (4 + m) = 4n + ___
(a) 4m
(b) 4n
(c) 4mn
(d) nm
Answer
Answer: (d) nm
Question 17.
If x = 3 is solution of x2 + kx + 15, value of k is
(a) k = -8, x = 3
(b) k = 8, x = 5
(c) k = 6, x = 5
(d) None of above
Answer
Answer: (a) k = -8, x = 3
Question 18.
How many terms are there in the expression 5 – 3xy ?
(a) 1
(b) 2
(c) 3
(d) 5
Answer
Answer: (b) 2
Question 19.
The expression x + y + z is in
(a) one variable
(b) no variable
(c) three variables
(d) two variables
Answer
Answer: (c) three variables
Question 20.
Terms are added to form ___________.
(a) expressions
(b) terms
(c) identities
(d) none of these
Answer
Answer: (a) expressions
Question 21.
The number of terms in the expression 2x2+3x+5 is
(a) 1
(b) 2
(c) 3
(d) 5
Answer
Answer: (c) 3
Question 22.
Which of the following is an expression?
(a) \(\frac { 1 }{ 2 }\)
(b) 3
(c) 3x-2
(d) 2
Answer
Answer: (c) 3x-2
We hope you found this NCERT MCQ Questions for Class 8 Maths Chapter 9 Algebraic Expressions and Identities with Answers helpful. If you have any questions about CBSE Class 8 Maths Algebraic Expressions and Identities MCQs Multiple Choice Questions with Answers, please share them in the comment box below and we will get back to you at the earliest possible time.