This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 11 Exponents And Powers – Quiz 13 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 13 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Find the variable.13 + q = 56 A) 43. B) 40. C) Q. D) 42. Show Answer Correct Answer: A) 43. 2. $^{}$ 8$^{5}$/8$^{2}$$^{}$ A) 8$^{7}$. B) 1$^{3}$. C) 8$^{3}$. D) None of the above. Show Answer Correct Answer: C) 8$^{3}$. 3. Evaluate. $9^2$ A) 81. B) 92. C) 18. D) $49$. Show Answer Correct Answer: A) 81. 4. The Product of Powers Rule states when multiplying powers with ..... base then ..... the exponents. A) Same:Add. B) Same:Subtract. C) Different:Factor. D) Same:Multiply. Show Answer Correct Answer: A) Same:Add. 5. What is a BASE? A) The short cut-way to write an answer. B) A number written as a base number with an exponent. C) The repeated factor in a multiplication problem. D) None of the above. Show Answer Correct Answer: C) The repeated factor in a multiplication problem. 6. Which of the following is a perfect square number? A) 9. B) 12. C) 15. D) 20. Show Answer Correct Answer: A) 9. 7. If the equation below is true, what is the missing exponent? $\frac{\left(a^2\cdot a^3\right)^4}{a^7}=?$ A) $a^{13}$. B) A13 Mathematical EquivalenceON. C) All the above. D) None of the above. Show Answer Correct Answer: A) $a^{13}$. 8. Third power of any number is called ..... A) Square. B) Cube. C) Power. D) Exponent. Show Answer Correct Answer: B) Cube. 9. SOLVE:$\frac{1}{27}\times3^{-3}$ A) $2^{3\times2}$. B) $3^{-6}$. C) $3^{2\times6}$. D) $3^6$. Show Answer Correct Answer: B) $3^{-6}$. 10. 5$^{1}$ A) 0. B) 1. C) 5. D) None of the above. Show Answer Correct Answer: C) 5. 11. (9xyz)$^{8}$ A) 72xyz$^{8}$. B) 72x$^{8}$y$^{8}$z$^{8}$. C) 9$^{8}$x$^{8}$y$^{8}$z$^{8}$. D) 9/xyz$^{8}$. Show Answer Correct Answer: C) 9$^{8}$x$^{8}$y$^{8}$z$^{8}$. 12. Which of the following is equivalent to the expression $x^4$ A) Hh. B) 4+x. C) $4\times4\times4\times4$. D) $x\times x\times x\times x$. Show Answer Correct Answer: D) $x\times x\times x\times x$. 13. 10$^{5 }$is equivalent to which number A) 1, 000, 000. B) 0.00001. C) 10 x 10 x 10 x 10 x 10. D) 1. Show Answer Correct Answer: C) 10 x 10 x 10 x 10 x 10. 14. Which is GREATER?2$^{7}$ or 7$^{2}$ A) 2$^{7}$. B) 7$^{2}$. C) Neither, they are equal. D) None of the above. Show Answer Correct Answer: A) 2$^{7}$. 15. Write the expression using exponents.76 76 A) 76$^{2}$. B) 5776. C) 76 * 2. D) 76$^{3}$. Show Answer Correct Answer: A) 76$^{2}$. 16. What is equal to 6$^{4}$ A) 6 x 6 x 6. B) 6. C) 4$^{6}$. D) 6 x 6 x 6 x 6. Show Answer Correct Answer: D) 6 x 6 x 6 x 6. 17. $6\times6$ A) $36$. B) $2^6$. C) $6^2$. D) $12$. Show Answer Correct Answer: C) $6^2$. 18. Find the exponential form of 10, 000 A) 10$^{2}$. B) 5$^{2}$. C) 5$^{4}$. D) 10$^{4}$. Show Answer Correct Answer: D) 10$^{4}$. 19. Power of Zero: A) The reciprocal of the number. B) A non zero number to the zero power. C) Keep the base and subtract the exponents. D) None of the above. Show Answer Correct Answer: B) A non zero number to the zero power. 20. Anything to the power of zero is equal to ..... Example:$x^0\\\\or\\\\4^0$ A) 0. B) 1. C) X. D) None of the above. Show Answer Correct Answer: B) 1. 21. What is $3^2$ A) 9. B) 6. C) 3. D) 0. Show Answer Correct Answer: A) 9. 22. Write the expression using exponents.n*n*p*p*r*r*r A) $n\cdot p\cdot r^7$. B) $2^n\cdot2^p\cdot3^r$. C) $n^2\cdot p^2\cdot r^3$. D) Npr. Show Answer Correct Answer: C) $n^2\cdot p^2\cdot r^3$. 23. Evaluate the expression:$3^{-2}$ A) 3. B) 1/9. C) 1/3. D) -1/9. Show Answer Correct Answer: B) 1/9. 24. Which expression is evaluated first?(18-14)$^{2}$-6 x 10 A) 18-14. B) 4$^{2}$. C) 6 x 10. D) 16-6. Show Answer Correct Answer: A) 18-14. 25. What is.0003 written in scientific notation? A) 3 x10$^{-4}$. B) 3 x10 $^{-3} $. C) 3 x 10$^{4}$. D) 3 x10 $^{3} $. Show Answer Correct Answer: A) 3 x10$^{-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 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