We have compiled the NCERT MCQ Questions for Class 8 Maths Chapter 6 Squares and Square Roots with Answers Pdf free download covering the entire syllabus. Practice MCQ Questions for Class 8 Maths with Answers on a daily basis and score well in exams. Refer to the Squares and Square Roots Class 8 MCQs Questions with Answers here along with a detailed explanation.

## Squares and Square Roots Class 8 MCQs Questions with Answers

Choose the correct option.

Question 1.

Which of the following is a perfect square number.

(a) 453

(b) 8657

(c) 93542

(d) 729

## Answer

Answer: (d) 729

Question 2.

Which of 225², 97², 53² and 809² would end with digit 1.

(a) 225²

(b) 97²

(c) 53²

(d) 809²

## Answer

Answer: (d) 809²

Question 3.

What will be the number of zeros in the square of the number 7000?

(a) 3

(b) 5

(c) 6

(d) 9

## Answer

Answer: (c) 6

Question 4.

How many natural numbers lie between 13² and 14².

(a) 24

(b) 25

(c) 26

(d) 27

## Answer

Answer: (c) 26

Question 5.

Express the square number 5² as the sum of two consecutive integers.

(a) 12 + 13

(b) 10 + 15

(c) 9 + 16

(d) 20 + 5

## Answer

Answer: (a) 12 + 13

Question 6.

Which of the following is not a Pythagorean triplet?

(a) 6, 8, 10

(b) 8, 15, 17

(c) 2, 5, 7

(d) 5, 12, 13

## Answer

Answer: (c) 2, 5, 7

Question 7.

What could be the possible one’s digit of the no. whose square is 361?

(a) 3, 4

(b) 6, 7

(c) 1, 9

(d) 7, 8

## Answer

Answer: (c) 1, 9

Question 8.

The smallest number by which 75 should be multiplied so as to get a perfect square is

(a) 2

(b) 3

(c) 5

(d) 7

## Answer

Answer: (b) 3

Question 9.

The number of digits in the square root of 78400 is ………….

(a) 1

(b) 2

(c) 3

(d) 4

## Answer

Answer: (c) 3

Question 10.

Which of the following is the number of non-perfect square number between 17² and 18²?

(a) 613

(b) 35

(c) 70

(d) 34

## Answer

Answer: (d) 34

Question 11.

Which of the following can be a perfect square?

(a) A number ending in 3 or 7

(b) A number ending with odd number of zeros

(c) A number ending with even number of zeros

(d) A number ending in 2.

## Answer

Answer: (c) A number ending with even number of zeros

Question 12.

Which of the following can be the square of a natural number ‘n’?

(a) sum of the squares of first n natural numbers

(b) sum of the first n natural numbers

(c) sum of first (n – 1) natural numbers

(d) sum of first ‘n’ odd natural numbers.

## Answer

Answer: (d) sum of first ‘n’ odd natural numbers.

Fill in the blanks

Question 1.

1² = 1 then the square root of 1 is ………………..

## Answer

Answer: 1

Question 2.

8² = 64 then square root of ……………… = 8.

## Answer

Answer: 64

Question 3.

The number of digits in the square root of 441 is ……………..

## Answer

Answer: 2

Question 4.

The smallest 3-digit perfect square is ………………….

## Answer

Answer: 100

Question 5.

If a number has 4 or 6 in the units place then, its square ends in ………………..

## Answer

Answer: 6

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