This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 11 Exponents And Powers – Quiz 14 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 14 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Division Law states:keep the base the same and do this to the exponents. A) Multiply. B) Add. C) Subtract. D) Divide. Show Answer Correct Answer: C) Subtract. 2. Express each of the following as a product of prime factors only in exponential form:729 x 64 A) 3$^{4}$ x 2$^{6}$. B) 3$^{6}$ x 2$^{6}$. C) 3$^{5}$ x 7$^{2}$. D) None of the above. Show Answer Correct Answer: B) 3$^{6}$ x 2$^{6}$. 3. $m\cdot m\cdot m\cdot m\cdot m$ A) $m^{-5}$. B) $5^5$. C) $m^5$. D) $m^6$. Show Answer Correct Answer: C) $m^5$. 4. Write y $^{.}$ y$^{.}$ y $^{. }$y using exponents. A) Y$^{ 5}$. B) Y $^{4}$. C) And $^{y} $. D) Y $^{2}$. Show Answer Correct Answer: B) Y $^{4}$. 5. Evaluate:3$^{5}$ A) 81. B) 243. C) 27. D) 9. Show Answer Correct Answer: B) 243. 6. (8$^{5}$)$^{3}$ A) 8$^{8}$. B) 8$^{15}$. C) 8$^{2}$. D) 1/8$^{2}$. Show Answer Correct Answer: B) 8$^{15}$. 7. $\left(4^{-1}+6^{-1}\right)\times24=x-1$ A) 12. B) 11. C) 10. D) 7. Show Answer Correct Answer: B) 11. 8. Simpel. A) Really $^{11} $ B $^{h} $. B) 36a$^{11}$b$^{7}$. C) 72a$^{8}$b$^{7}$. D) 54a$^{11}$b$^{7}$. Show Answer Correct Answer: A) Really $^{11} $ B $^{h} $. 9. True or false:$4^3\times4^5=4^{15}$ A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 10. How do you write this in exponent form?4 * 4 * 4 * 4 * 4 * 4 * 4 * 4 A) 4$^{7}$. B) 65, 536. C) 4$^{8}$. D) 7$^{4}$. Show Answer Correct Answer: C) 4$^{8}$. 11. Evaluate:$1^{-5}$ A) 5. B) 0. C) -1. D) 1. Show Answer Correct Answer: D) 1. 12. 10$^{6}$ A) 60. B) 1, 000, 000. C) 1, 000. D) None of the above. Show Answer Correct Answer: B) 1, 000, 000. 13. Express 750000000 in standard form. A) 7.5 x 10$^{9}$. B) 75x10$^{6}$. C) 7.5 x 10$^{10}$. D) 7.5 x 10$^{8}$. Show Answer Correct Answer: D) 7.5 x 10$^{8}$. 14. Write as a power:$\left(4^4\right)^1$ A) $4^1$. B) $4^4$. C) $4^5$. D) $4^6$. Show Answer Correct Answer: B) $4^4$. 15. Which of the following is in exponential form? A) 5 x 5 x 5. B) 5$^{3}$. C) 125. D) None of the above. Show Answer Correct Answer: B) 5$^{3}$. 16. IN THE EQUATION ( $5\times5\times5\times5$ $5^4$ A) BASE, EXPONENT. B) BASE, POWER. C) EXPONENT, BASE. D) EXPONENT, POWER. Show Answer Correct Answer: C) EXPONENT, BASE. 17. There are about 6 x 6 x 6 bones in the adult human body. Write this product using an exponent. A) 3$^{6}$. B) 6$^{3}$. C) 36. D) 18. Show Answer Correct Answer: B) 6$^{3}$. 18. Simplify:$\left(x^5\cdot x^{10}\right)^4$ A) $x^{60}$. B) $x^{19}$. C) $^{19} $. D) $^{60} $. Show Answer Correct Answer: A) $x^{60}$. 19. Simplify:$\left(a^0\right)\left(a^5\right)\left(a\right)$ A) $a^6$. B) $a^5$. C) $a^{-5}$. D) $1$. Show Answer Correct Answer: A) $a^6$. 20. Evaluate x$^{2}$y$^{2 }$if x =-3 and y = 2 A) -36. B) 12. C) -16. D) 36. Show Answer Correct Answer: D) 36. 21. 25) Write the power as a product of the same factor, then find the value:0.06$^{2}$ A) 0.02 x 0.02 x 0.02; 0.06. B) 0.06 x 0.06; 0.0036. C) 0.06 x 0.06; 0.0012. D) 0.06 x 0.06; 0.36. Show Answer Correct Answer: B) 0.06 x 0.06; 0.0036. 22. Simplify $\frac{\left(2^3\right)^4\times2^7}{2^5}$ A) $2^2$. B) $2^6$. C) $2^8$. D) $2^{14}$. Show Answer Correct Answer: D) $2^{14}$. 23. Simplify the expression $\sqrt{64x^{36}}$ A) $32x^{18}$. B) $32x^6$. C) $ 8x^{18} $. D) $8x^6$. Show Answer Correct Answer: C) $ 8x^{18} $. 24. Simplify the following expression:(b$^{3}$)$^{8}$ A) B$^{11}$. B) 8b$^{3}$. C) B$^{24}$. D) 24b. Show Answer Correct Answer: C) B$^{24}$. 25. Is 12 a perfect square? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: B) No. ← 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 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 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books