Class 8 Maths Chapter 9 Algebraic Expressions And Identities Quiz 4 (10 MCQs)

Quiz Instructions

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1. What is an expression containing one or more terms with non-zero coefficient called?

Correct Answer: A) Polynomial.

2. Add (a-b-c) ; (b-a-c) and (c-a-b)

Correct Answer: B) (-a-b-c).

3. The product of 3xy$^{2}$z and 4x is:

Correct Answer: C) 12x$^{2}$y$^{2}$z.

4. 15 decreased by 4 times a number

Correct Answer: B) 15.

5. On dividing 57 p$^{2}$qr by 114pq, we get

Correct Answer: C) 0.5pr.

6. Which of the following is obtained by subtracting x$^{2}$-y$^{2}$ from y$^{2 }$-x$^{2}$?

Correct Answer: A) -2 (x $^{2} $-y $^{2} $).

7. The volume of a cuboid with length, breadth and height as 5x, 3x$^{2}$ and 7x$^{4}$ respectively is:

Correct Answer: A) 105x$^{7}$.

8. If a monomial is multiplied with a monomial, then the result will be .....

Correct Answer: A) A monomial.

9. What are expressions formed from?

Correct Answer: A) Variables and constants.

10. Is the number 65 a monomial?

Correct Answer: A) TRUE.