This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 11 Exponents And Powers – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 1 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Simplify 4$^{-2}$= A) 1/16. B) -16. C) 1/4. D) -42. Show Answer Correct Answer: A) 1/16. 2. (x$^{8}$)(x$^{-5}$) A) X$^{-40}$. B) X$^{-13}$. C) X$^{13}$. D) X$^{3}$. Show Answer Correct Answer: D) X$^{3}$. 3. SIMPLIFY:$\left(\frac{2}{3}\right)^5\times\left(\frac{2}{3}\right)$ A) $\left(\frac{2}{3}\right)^6$. B) $\left(\frac{4}{9}\right)^5$. C) $\left(\frac{4}{9}\right)^6$. D) $\left(\frac{2}{3}\right)^5$. Show Answer Correct Answer: A) $\left(\frac{2}{3}\right)^6$. 4. Write the expression using exponents.6 6 47 A) 6$^{2}$ * 47. B) 47$^{2}$ * 6. C) 62 * 47. D) 4$^{7}$ * 62. Show Answer Correct Answer: A) 6$^{2}$ * 47. 5. Which among the exponential form has the result of 1, 000? A) 10 x 10 x 10. B) $10^3$. C) $10^4$. D) 1, 000. Show Answer Correct Answer: B) $10^3$. 6. (y$^{9}$)$^{-2}$ A) Y$^{18}$. B) Y$^{11}$. C) 1/y$^{18}$. D) Y$^{9}$/2. Show Answer Correct Answer: C) 1/y$^{18}$. 7. What is the 7$^{1 }$? A) 1. B) 7. C) 0. D) 14. Show Answer Correct Answer: B) 7. 8. In the following statement, which number is the value? A) 8. B) 2. C) 64. D) None of the above. Show Answer Correct Answer: C) 64. 9. Express $10^5$ A) $10^5$. B) 10 x 10 x 10 x 10 x 10. C) 100, 000. D) 50. Show Answer Correct Answer: A) $10^5$. 10. Simplify ..... 3 $^{. }$12$^{.}$ m $^{.}$ m$^{.}$ m $^{. }$n $^{. }$n $^{. }$n A) 36m$^{3}$n$^{3}$. B) 24m$^{2}$n$^{3}$. C) Pronounced. D) 3 $^{.}$ 12 $^{. }$m$^{3. }$n$^{3}$. Show Answer Correct Answer: A) 36m$^{3}$n$^{3}$. 11. Express 243 as the product of powers of prime factors. A) $3^2$. B) $3^4$. C) $3^3$. D) $3^5$. Show Answer Correct Answer: D) $3^5$. 12. $Simplify:\\\\\frac{45a^4b^2}{5a^4b}$ A) $9$. B) $ P. $. C) $ $. D) 9b. Show Answer Correct Answer: D) 9b. 13. Find the value of $4\times10^2$ A) 400. B) 40. C) 4, 000. D) 40, 000. Show Answer Correct Answer: A) 400. 14. (Ezz / 4 g $^{p} $) $^{p} $ A) I note $^{i} $ / 64. B) 27z / 64z$^{9}$. C) 27 / 64z$^{6}$. D) 27z$^{3}$ / 64z$^{6}$. Show Answer Correct Answer: C) 27 / 64z$^{6}$. 15. (x$^{14}$)$^{3}$ A) X$^{17}$. B) X$^{42}$. C) X$^{11}$. D) ZKS $^{14} $. Show Answer Correct Answer: B) X$^{42}$. 16. The product rule says that when you are multiplying two exponents with the same base, you keep the base and ..... the exponents A) Add. B) Subtract. C) Multiply. D) Divide. Show Answer Correct Answer: A) Add. 17. What is equivalent to 5$^{2}$? A) 25. B) 10. C) 55. D) 30. Show Answer Correct Answer: A) 25. 18. Express 4785.2 in standard form. A) 4.7852 x 10$^{2}$. B) 4.7852 x 10$^{-2}$. C) 4.7852 x 10$^{3}$. D) 4.7852 x 10$^{-3}$. Show Answer Correct Answer: C) 4.7852 x 10$^{3}$. 19. Simplify:$\left(-3x^3y^2\right)\left(-4x^4y^4\right)$ A) $-12x^7y^6$. B) $-7x^7y^6$. C) $-12x^{12}y^8$. D) $-7x^{12}y^8$. Show Answer Correct Answer: A) $-12x^7y^6$. 20. Write the expression (-7)(-7)5555 using exponents. A) (-7)$^{2}$. 5$^{3}$. B) 5$^{3}$. (-7)$^{2}$. C) (-7)$^{2}$ x 5$^{3}$. D) (5)$^{4}$ (-7)$^{2}$. Show Answer Correct Answer: D) (5)$^{4}$ (-7)$^{2}$. 21. $\left(5^2-4\right)\cdot2-18$ A) 20. B) 22. C) 24. D) 28. Show Answer Correct Answer: C) 24. 22. How many squares are in one row of a square time game with 100 squares? A) 50. B) 20. C) 10. D) 5. Show Answer Correct Answer: C) 10. 23. 10$^{9}$ A) 1, 000, 000. B) 100, 000, 000. C) 100, 000. D) 1, 000, 000, 000. Show Answer Correct Answer: D) 1, 000, 000, 000. 24. The square root of 256 is ..... A) 15. B) 18. C) 13. D) 16. Show Answer Correct Answer: D) 16. 25. $-3^2$ $\times$ $10^4$ A) 201113. B) 90000. C) 13000. D) 18900. Show Answer Correct Answer: B) 90000. Next →Related QuizzesClass 7 Mathematics Chapter 11 Exponents And Powers Quiz 2Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 3Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 4Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 5Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 6Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 7Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 8Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 9Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 10Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books