This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 11 Exponents And Powers – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 7 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Identify the statement with the correct symbol. A) $\left(-2\right)^2<-2^2$. B) $\left(-2\right)^2>-2^2$. C) $\left(-2\right)^2=-2^2$. D) None of the above. Show Answer Correct Answer: B) $\left(-2\right)^2>-2^2$. 2. True or false:$10^6\div10^2=10^4$ A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 3. Which expression has a base of 3? A) 53. B) 5$^{3}$. C) 3$^{2}$. D) C. Show Answer Correct Answer: C) 3$^{2}$. 4. Find the product. Write your answer as a power:$5^4\cdot5^2$ A) 625. B) $5^6$. C) $5^8$. D) 3125. Show Answer Correct Answer: B) $5^6$. 5. What is nine cubed in exponential form? A) 9 x 9 x 9. B) 9$^{3}$. C) All the above. D) None of the above. Show Answer Correct Answer: B) 9$^{3}$. 6. Evaluate the expression:$5^2\cdot5^{-5}$ A) $5^3$. B) $5^{-3}$. C) 125. D) $\frac{1}{125}$. Show Answer Correct Answer: D) $\frac{1}{125}$. 7. EXPRESS THE FOLLOWING RATIONAL NUMBER IN EXPONENTIAL FORM:$\frac{81}{256}$ A) $\frac{3}{4}$. B) $\left(\frac{3}{4}\right)^4$. C) $\left(\frac{5}{6}\right)^3$. D) $\frac{5}{6}$. Show Answer Correct Answer: B) $\left(\frac{3}{4}\right)^4$. 8. There are about 2$^{3}$ * 3 * 5$^{3}$ species of palm trees in the whole world. About how many species is this? A) 2000 species. B) 3000 species. C) 4000 species. D) 6000 species. Show Answer Correct Answer: B) 3000 species. 9. X 10$^{3}$ A) 9.8000. B) 9.8. C) 980. D) 9, 800. Show Answer Correct Answer: D) 9, 800. 10. In 2$^{3 }$what is the exponent? A) 2. B) 3. C) 2$^{3}$. D) None of the above. Show Answer Correct Answer: B) 3. 11. Evaluate the expression:$\left(3xy\right)^2$ A) $6x^2y^2$. B) $3xy^2$. C) $9x^2y^2$. D) None of the above. Show Answer Correct Answer: C) $9x^2y^2$. 12. Find the product:$10^3\cdot10^4$ A) $10^8$. B) $10^7$. C) $10^5$. D) $10^6$. Show Answer Correct Answer: B) $10^7$. 13. Solve.($^{1}$/$_{2}$)$^{3}$ A) $^{1}$/$_{8}$. B) $^{3}$/$_{6}$. C) $^{3}$/$_{8}$. D) Answer Not Given. Show Answer Correct Answer: A) $^{1}$/$_{8}$. 14. $7^5$ $\div$ $7^2$ A) 290. B) 973. C) 776. D) 343. Show Answer Correct Answer: C) 776. 15. The exponent (power) can't be 0 A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 16. Which of the following is equivalent to the expression below:$2\times2\times2\times2\times2\times2\times2$ A) $2^7$. B) $14$. C) $7^2$. D) 2, 222, 222. Show Answer Correct Answer: A) $2^7$. 17. 3$^{-2}$ can be written as A) $3^2$. B) $\frac{1}{3^2}$. C) $\frac{1}{3^{-2}}$. D) $-\frac{2}{3}$. Show Answer Correct Answer: B) $\frac{1}{3^2}$. 18. What is the VALUE of 3$^{3?}$ A) 27. B) 9. C) 81. D) 12. Show Answer Correct Answer: A) 27. 19. That $^{4} $ * Khan $^{4} $ A) Hen $^{4} $. B) 10n$^{16}$. C) 10n$^{8}$. D) None of the above. Show Answer Correct Answer: C) 10n$^{8}$. 20. (4-2)$^{2}$ x 4 + 4 A) 20. B) 16. C) 4. D) 6. Show Answer Correct Answer: A) 20. 21. What operation does the dot symbol indicate? A) Addition. B) Subtraction. C) Multiplication. D) Division. Show Answer Correct Answer: C) Multiplication. 22. $2^3$ A) $4$. B) $6$. C) $8$. D) $10$. Show Answer Correct Answer: C) $8$. 23. Calculate $\left(-4\right)^4$ A) -16. B) 16. C) -256. D) 256. Show Answer Correct Answer: D) 256. 24. Simplify $y^6\div y^3$ A) $y^2$. B) $y^3$. C) $y^4$. D) $y^6$. Show Answer Correct Answer: B) $y^3$. 25. What is the value of (-2)$^{3?}$ A) -8. B) -6. C) 6. D) 8. Show Answer Correct Answer: A) -8. ← PreviousNext →Related QuizzesClass 7 Mathematics Chapter 11 Exponents And Powers Quiz 1Class 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 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