Class 7 Algebraic Expressions CBSE Questions & Answers
Class 7 · Algebraic Expressions
This is Mathematics Class 7 Algebraic Expressions CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.
Questions & Answers
1
Subtract 7x – 3 \({{\text{x}}^{\text{2}}}\) from 4x + 8 \({{\text{x}}^{\text{2}}}\).
- A11 \({{\text{x}}^{\text{2}}}\)
- B11 \({{\text{x}}^{\text{2}}}\) – 3xCorrect
- C11 \({{\text{x}}^{\text{2}}}\) – 5x
- D– 3x
2
Expressions consists of _____________ and _______________.
- Avariables , constantsCorrect
- BNone of these
- Cexpressions
- Didentities
3
When numbers/literals are added or subtracted, they are called _________.
- Aexpressions
- BNone of these
- Cidentities
- DtermsCorrect
4
Which of the following is an expression?
- A7
- B9ab +7Correct
- C\(\frac{1}{4}\)
- D9
5
Which of the following is a trinomial?
- A4x + y
- B2x + 7
- C7 – 3x + 4yCorrect
- D3x
6
Which of the following is like term as 3x \({{\text{y}}^{\text{2}}}\)?
- A7x
- B7x \({{\text{y}}^{\text{2}}}\)Correct
- C7xy
- D7 \({{\text{y}}^{\text{2}}}\)
7
Which of the following is a trinomial?
- A4x + y
- B3a + 4b + 5Correct
- C3x
- D2x + 7
8
Which of the following is like term as 7 \({{\text{x}}^{\text{2}}}{{\text{y}}^{\text{2}}}\)?
- A7 \({{\text{y}}^{\text{2}}}\)
- B7x
- C13 \({{\text{x}}^{\text{2}}}{{\text{y}}^{\text{2}}}\)Correct
- D7y
9
Which of the following is a monomial?
- A3x + 5y + 7
- B2x + 7
- C4x + y
- D3aCorrect
10
Which of the following is like term as 6xyz?
- A7xy
- B7xyzCorrect
- C7xz
- D7x
11
Coefficients of like terms need not be the ______.
- ANone of these
- BsameCorrect
- Cequal
- Ddifferent
12
Subtract 7x - 3 \({{\text{x}}^{\text{2}}}\) from 4x + 8 \({{\text{x}}^{\text{2}}}\).
- A11 \({{\text{x}}^{\text{2}}}\) – 8x
- BNone of these
- C11 \({{\text{x}}^{\text{2}}}\) – 3xCorrect
- D13 \({{\text{x}}^{\text{2}}}\) – 3x
13
Add 4 \({{\text{x}}^{\text{2}}}\) + 2xy – 4 and 7 \({{\text{x}}^{\text{2}}}\) – 3xy + 4.
- A11 \({{\text{x}}^{\text{2}}}\) – 6xy
- BNone of these
- C11 \({{\text{x}}^{\text{2}}}\) – xyCorrect
- D11 \({{\text{x}}^{\text{2}}}\) – 7xy
14
Find the value of \({{\text{x}}^{\text{2}}}{{\text{y}}^{\text{2}}} + {\text{ 2x}}{{\text{y}}^{\text{2}}}{\text{z }} + {\text{ }}{{\text{y}}^{\text{2}}}{{\text{z}}^{\text{2}}}-{\text{ 2}}{{\text{x}}^{\text{2}}}{{\text{y}}^{\text{2}}}{\text{z}},\)when x = -1, y = 1 and z = 2.
- A-3Correct
- B3
- C-2
- D2
15
Which of the following is like term as 15abc?
- A8abcCorrect
- B8ab
- C8bc
- D8ac