Class 8 Algebraic Expressions And Identities CBSE Questions & Answers

Class 8 · Algebraic Expressions And Identities

This is Mathematics Class 8 Algebraic Expressions and Identities CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Which of the following is like term as \({\text{8}}{{\text{x}}^{\text{2}}}{\text{yz}}?\)
  • A
    \({\text{9}}{{\text{x}}^{\text{2}}}{\text{yz}}\)
    Correct
  • B
    9xy
  • C
    9xz
  • D
    9xyz
2
Which of the following is like term as 6xy?
  • A
    7y
  • B
    7x
  • C
    7xz
  • D
    7xy
    Correct
3
Which of the following is like term as 15mn?
  • A
    3mn
    Correct
  • B
    3n
  • C
    3m
  • D
    4z
4
Which of the following is like term as\({\text{14}}{{\text{m}}^{\text{2}}}{{\text{n}}^{\text{2}}}\)?
  • A
    15n
  • B
    \({\text{15}}{{\text{m}}^{\text{2}}}{{\text{n}}^{\text{2}}}\)
    Correct
  • C
    15mn
  • D
    15m
5
Which of the following is like term as \({\text{21xy}}{{\text{z}}^{\text{2}}}\)?
  • A
    7xz
  • B
    7xy
  • C
    7x
  • D
    \({\text{7xy}}{{\text{z}}^{\text{2}}}\)
    Correct
6
Which of the following is a monomial?
  • A
    4a
    Correct
  • B
    5x + 7
  • C
    3x + y
  • D
    7x + 5y + 5
7
Which of the following is a monomial?
  • A
    5x + 9
  • B
    7x
    Correct
  • C
    4x + 3y
  • D
    2x + 5y + 7
8
Which of the following is a monomial?
  • A
    5x + 3y + 7
  • B
    7x + 3
  • C
    7y
    Correct
  • D
    4x + 5y
9
Which of the following is a monomial?
  • A
    7z
    Correct
  • B
    2x + 7y
  • C
    \({\text{4x }} + {\text{ }}{{\text{y}}^{\text{2}}}\)
  • D
    4x + 3y + 5
10
Which of the following is a monomial?
  • A
    2m + 7
  • B
    8m
    Correct
  • C
    4m + n
  • D
    3m + 5n + 7
11
Which of the following is a binomial?
  • A
    3a – 2b
    Correct
  • B
    2x
  • C
    3x + 5y + 7
  • D
    4x + y – z
12
Which of the following is a binomial?
  • A
    4x – 5y
    Correct
  • B
    7
  • C
    y
  • D
    5x + 3y + 9
13
Which of the following is a binomial?
  • A
    3y
  • B
    3y – a
    Correct
  • C
    2y
  • D
    4x + 6y + 7
14
Which of the following is a trinomial?
  • A
    2x + 7
  • B
    3a – 2b + 5
    Correct
  • C
    3x + 5y
  • D
    4x + y
15
Which of the following is a trinomial?
  • A
    4x + 3y
  • B
    2x + 5
  • C
    3x + 5y + 11
  • D
    6x – 5y – 3
    Correct