This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 11 Exponents And Powers – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 5 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 7$^\circ$ X 7$^\circ$ =? A) 49. B) 1. C) 7. D) None of the above. Show Answer Correct Answer: B) 1. 2. The multiplicative inverse of $7^{-2}$ A) $7^2$. B) 7. C) 1/ $7^2$. D) 1/7. Show Answer Correct Answer: A) $7^2$. 3. Negative exponents for powers of ten are meant to represent numbers between A) 0 and 1. B) -1 and 0. C) -1 and 1. D) 0 and 100. Show Answer Correct Answer: A) 0 and 1. 4. An ..... is a number that indicates how many times you should multiply a number to itself. A) Fraction. B) Exponent. C) Decimal. D) None of the above. Show Answer Correct Answer: B) Exponent. 5. Simplify:3 x 3 x 3 x 3 x 3 A) 3$^{4}$. B) 3$^{3}$. C) 3$^{5}$. D) 4$^{3}$. Show Answer Correct Answer: C) 3$^{5}$. 6. Is 100 a perfect square? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 7. Anything raised to a power of zero is always: A) 0. B) 1. C) Itsef. D) None of the above. Show Answer Correct Answer: B) 1. 8. Which is the base in 9$^{2}$ A) 9. B) 2. C) 92. D) 29. Show Answer Correct Answer: A) 9. 9. The first step in solving a problem is: A) Develop a solution. B) Reflect and review. C) Understand the problem. D) Investigate and research the problem. Show Answer Correct Answer: C) Understand the problem. 10. Evaluate:6 + 2$^{6}$. Write the value in standard form. A) 6. B) 12. C) 18. D) 70. Show Answer Correct Answer: D) 70. 11. Make this negative exponent positive.9$^{-3}$ A) 9$^{3}$. B) 1/9$^{-3}$. C) 1/9$^{3}$. D) 729. Show Answer Correct Answer: C) 1/9$^{3}$. 12. Dedra's dog weighs 5 * 2$^{4}$ pounds. What is the weight of Dedra's dog? A) 40 lbs. B) 60 lbs. C) 80 lbs. D) 100 lbs. Show Answer Correct Answer: C) 80 lbs. 13. What is the base?$^{ }$8$^{7}$ A) 7. B) 8. C) 8$^{7}$. D) Who will think?. Show Answer Correct Answer: B) 8. 14. How is 6 x 6 written as a power? A) $6^3$. B) $3^2$. C) $6^2$. D) $3^3$. Show Answer Correct Answer: C) $6^2$. 15. Who is the father of exponents and powers A) Jacob Bernoulli. B) Nicolas Chuquet. C) Albert Einstein. D) Archimedes. Show Answer Correct Answer: A) Jacob Bernoulli. 16. What is the exponent in $x^y$ A) Xy. B) X+y. C) X. D) Y. Show Answer Correct Answer: D) Y. 17. Scientific Notation is made up of two number parts. The second part is a power 10. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 18. The value of 3$^{5}$ /9$^{3 }$is equal to A) 1. B) 1/3. C) 1/9. D) 3. Show Answer Correct Answer: B) 1/3. 19. Find the quotient, write your answer as a power:$\frac{7^5}{7^2}$ A) $7^{-3}$. B) $7^3$. C) $\frac{1}{7^3}$. D) 343. Show Answer Correct Answer: B) $7^3$. 20. X 10$^{-6}$ is an example of scientific notation. The exponent of-6 tells you your number will be very ..... A) Large. B) Small. C) Basic. D) None of the above. Show Answer Correct Answer: B) Small. 21. In 2$^{n}$, n is known as A) BASE. B) EXPONENT. C) X. D) NONE OF THESE. Show Answer Correct Answer: B) EXPONENT. 22. What does the "E" stand for in PEMDAS? A) Equation. B) Equal. C) Exponents. D) None of the above. Show Answer Correct Answer: C) Exponents. 23. The school library contains 6 to the 5th power of books. How many library books does the school library have? A) 7766 library books. B) 7576 library books. C) 7776 library books. D) 7766 library books. Show Answer Correct Answer: C) 7776 library books. 24. Simplify $\left(-7\right)^8\div\left(-7\right)^4$ A) $\left(-7\right)$. B) $\left(-7\right)^2$. C) $\left(-7\right)^3$. D) $\left(-7\right)^4$. Show Answer Correct Answer: D) $\left(-7\right)^4$. 25. The reciprocal of $\left(2\div3\right)^4$ A) $\left(3\div2\right)^4$. B) $\left(3\div2\right)^{-4}$. C) All the above. D) None of the above. Show Answer Correct Answer: B) $\left(3\div2\right)^{-4}$. ← 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 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