This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 11 Exponents And Powers – Quiz 36 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 36 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Simplifyx$^{0}$ A) X. B) $^{0}$. C) 1. D) Undefined. Show Answer Correct Answer: C) 1. 2. 23$^{45 }$X 2$^{45}$ A) 46$^{45}$. B) 67$^{34}$. C) 26. D) 45. Show Answer Correct Answer: A) 46$^{45}$. 3. Find the value of $8\times10^0$ A) 8. B) 80. C) 800. D) 8, 000. Show Answer Correct Answer: A) 8. 4. Simplify (34x$^{5}$y$^{6}$z$^{-7}$)$^{0}$ A) 34x $^{5} $ and $^{6} $ / z $^{7} $. B) 34x $^{5} $ and $^{6} $ / x $^{-7} $. C) 0. D) 1. Show Answer Correct Answer: D) 1. 5. One of the world's smallest countries has a population less than 10$^{3}$ people. About how many people live in this country? A) 100. B) 30. C) 1003. D) 1, 000. Show Answer Correct Answer: D) 1, 000. 6. 4 * 4 * 4 * 4 = A) 4. B) 8. C) 16. D) 256. Show Answer Correct Answer: D) 256. 7. In the expression below, is the 5 the base or the exponent:$5^4$ A) Base. B) Exponent. C) All the above. D) None of the above. Show Answer Correct Answer: A) Base. 8. (-z $^{-5} $) $^{-2} $ A) Y$^{10}$ / 9. B) 9 / y$^{-7}$. C) 6 / y$^{10}$. D) 6 / y$^{3}$. Show Answer Correct Answer: A) Y$^{10}$ / 9. 9. According to exponent rules, when we raise an exponential expression to a power we ..... the exponents. A) Add. B) Subtract. C) Multiply. D) Divide. Show Answer Correct Answer: C) Multiply. 10. Write the number in scientific notation. $3, 495, 000$ A) $3.495\cdot10^{-6}$. B) $3.495\cdot10^6$. C) $3.495\cdot10^{-3}$. D) $3.495\cdot10^3$. Show Answer Correct Answer: B) $3.495\cdot10^6$. 11. Write each product using an exponent. 7 x 7 x 7 x 7 x 7 x 7 x 7 x 7 A) 7$^{ 7}$. B) 7$^{ 8}$. C) 8$^{ 7}$. D) 7$^{ 9}$. Show Answer Correct Answer: B) 7$^{ 8}$. 12. (2$^{}$x$^{4}$y$^{5}$)(-3x$^{2}$y$^{7}$) A) 6x$^{6}$y$^{12}$. B) -1x $^{6} $ y $^{-2} $. C) -6x$^{2}$$^{}$$^{}$y$^{2}$. D) -6x$^{6}$y$^{12}$. Show Answer Correct Answer: D) -6x$^{6}$y$^{12}$. 13. $7^{2\times5}$ A) $7^{20}$. B) $7^7$. C) All the above. D) None of the above. Show Answer Correct Answer: B) $7^7$. 14. (8$^{2}$)$^{5}$/8$^{3}$ A) 8$^{7}$. B) 8$^{30}$. C) 8$^{10}$. D) None of the above. Show Answer Correct Answer: A) 8$^{7}$. 15. When multiplying powers of the same base, such as (3$^{2}$)(3), you will ..... the exponents. A) Add. B) Subtract. C) Multiply. D) Divide. Show Answer Correct Answer: A) Add. 16. Radha is 1$^{st}$ grade, has a round face with brown hair and eyes.She is funny and outgoing by nature.She is a gentle and well-mannered girl who studies for two squared hoursAnd her brother, LKG, studies for six power one hour(s).Who studied for more time? A) Radha. B) Radha's Brother. C) All the above. D) None of the above. Show Answer Correct Answer: A) Radha. 17. 11$^{2 }$= A) 22. B) 44. C) 144. D) 121. Show Answer Correct Answer: D) 121. 18. If the exponent is a positive number the original number was ..... A) A really big number. B) A really small number. C) All the above. D) None of the above. Show Answer Correct Answer: A) A really big number. 19. Simplify the following expression:xy$^{-7}$ A) Xy$^{7}$. B) X/y $^{7} $. C) X $^{7} $/y. D) X $^{7} $ y. Show Answer Correct Answer: B) X/y $^{7} $. 20. What is the value of the exponent? $\left(-216\right)^w=-6$ A) $-3$. B) $\frac{1}{36}$. C) $\frac{1}{3}$. D) $\frac{-1}{3}$. Show Answer Correct Answer: C) $\frac{1}{3}$. 21. What is the rule for multiplying powers with the same base? A) Divide the exponents. B) Multiply the exponents. C) Subtract the exponents. D) Add the exponents. Show Answer Correct Answer: D) Add the exponents. 22. $\left[-5\right]^0$ A) 1. B) 5. C) 50. D) -1. Show Answer Correct Answer: A) 1. 23. The sun is about $93\times10^6$ A) 930 miles. B) 9, 300 miles. C) 930, 000 miles. D) 93, 000, 000 miles. E) 9, 300, 000 miles. Show Answer Correct Answer: D) 93, 000, 000 miles. 24. 98 x 10$^{2}$ A) 9.80. B) 9, 800. C) 98, 000. D) 1, 960. Show Answer Correct Answer: B) 9, 800. 25. Express 729 using exponential notation: A) 7$^{29}$. B) 3$^{6}$. C) 29$^{7}$. D) 7$^{6}$. Show Answer Correct Answer: B) 3$^{6}$. ← 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