This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Maths Chapter 6 Squares And Square Roots – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Maths Chapter 6 Squares And Square Roots Quiz 1 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 65 A) Is a perfect square. B) Is not a perfect square. C) All the above. D) None of the above. Show Answer Correct Answer: B) Is not a perfect square. 2. The square root of 1440000 is A) 12. B) 120. C) 1200. D) 120000. Show Answer Correct Answer: C) 1200. 3. $\sqrt{2}\times\sqrt{2}$ A) $\sqrt{35}$. B) $\sqrt{14}$. C) $2$. D) None of the above. Show Answer Correct Answer: C) $2$. 4. Find the least number which must be added to the following number to make it a perfect square:5607 A) 45. B) 75. C) 74. D) 18. Show Answer Correct Answer: D) 18. 5. Find the smallest whole number by which it should be multiplied to 2028 to get a perfect square number. A) 2. B) 3. C) 5. D) 7. Show Answer Correct Answer: B) 3. 6. What is the inverse operation of square? A) Addition. B) Subtraction. C) Multiplication. D) Square root. Show Answer Correct Answer: D) Square root. 7. Does the number 2 have a square root? A) No, because 2 is not a perfect square. B) Yes, it is about 1.414. C) No, because 2 is an even number. D) Yes, it is 4. Show Answer Correct Answer: B) Yes, it is about 1.414. 8. $^3\sqrt{\frac{1000}{343}}=$ A) 100/7. B) 10/7. C) 10/49. D) 100/49. Show Answer Correct Answer: B) 10/7. 9. The square of-39 is A) Positive. B) Negative. C) Zero. D) 39. Show Answer Correct Answer: A) Positive. 10. What is 266$^{2}$ A) 70756. B) 54760. C) 6453. D) 8793. Show Answer Correct Answer: A) 70756. 11. Find the value without calculator. $\sqrt{3}\times\sqrt{48}$ A) 6. B) 4. C) 12. D) 72. Show Answer Correct Answer: C) 12. 12. The square root of:$\frac{625}{169}$ A) $\frac{25}{16}$. B) $\frac{15}{13}$. C) $\frac{25}{13}$. D) None of the above. Show Answer Correct Answer: C) $\frac{25}{13}$. 13. Which is the greatest three-digit perfect square? A) 999. B) 961. C) 962. D) 970. Show Answer Correct Answer: B) 961. 14. Square of odd number are ..... A) Always odd. B) Sometimes odd. C) Never odd. D) Always even. Show Answer Correct Answer: A) Always odd. 15. $\sqrt{251}$ A) 16.84. B) 15.84. C) 14.54. D) 6. Show Answer Correct Answer: B) 15.84. 16. The students of a class arranged a picnic. Each student contributed as many rupees as the number of students in the class. If the total contribution is Rs 1156, find the strength of the class. A) 24. B) 54. C) 64. D) 34. Show Answer Correct Answer: D) 34. 17. The number of zeros in $\sqrt{160000}$ A) 1. B) 2. C) 3. D) None of the above. Show Answer Correct Answer: B) 2. 18. Which of the followng is a perfect square? A) 9468. B) 64000. C) 8457. D) 324. Show Answer Correct Answer: D) 324. 19. Between 50 and 60, the perfect square number is A) 56. B) 55. C) 54. D) None. Show Answer Correct Answer: D) None. 20. What is the perimeter of a square that has an area of 81? A) 9. B) 36. C) 18. D) 81. Show Answer Correct Answer: B) 36. 21. What is a perfect square? A) An integer whose square root is an integer. B) An integer whose reciprocal is an integer. C) A rational number whose reciprocal is integer. D) An integer whose square root is a rational number. Show Answer Correct Answer: A) An integer whose square root is an integer. 22. A perfect square is a number whose square root is ..... A) Even. B) Irrational. C) Rational. D) Odd. Show Answer Correct Answer: C) Rational. 23. How many digits are there in the square root of 1234321? A) 6. B) 5. C) 4. D) 3. Show Answer Correct Answer: C) 4. 24. What is the square root of 25? A) 5. B) 12. C) 3. D) 6. Show Answer Correct Answer: A) 5. 25. The prime factors of 405 are: A) 9 X 9 X 5. B) 3 X 9 X 5. C) 3 X 3 X 3 X 5. D) None of the above. Show Answer Correct Answer: C) 3 X 3 X 3 X 5. Next →Related QuizzesClass 8 Maths Chapter 6 Squares And Square Roots Quiz 2Class 8 Maths Chapter 6 Squares And Square Roots Quiz 3Class 8 Maths Chapter 6 Squares And Square Roots Quiz 4Class 8 Maths Chapter 6 Squares And Square Roots Quiz 5Class 8 Maths Chapter 6 Squares And Square Roots Quiz 6Class 8 Maths Chapter 6 Squares And Square Roots Quiz 7Class 8 Maths Chapter 6 Squares And Square Roots Quiz 8Class 8 Maths Chapter 6 Squares And Square Roots Quiz 9Class 8 Maths Chapter 6 Squares And Square Roots Quiz 10Class 8 Maths Chapter 6 Squares And Square Roots Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books