# Exponents and Powers MCQ Questions for Class 7 Maths Chapter 13 with Answers

Here you will find Chapter Wise NCERT MCQ Questions for Class 7 Maths with Answers PDF Free Download based on the important concepts and topics given in the textbook as per CBSE new exam pattern. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Class 7 Maths. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.

## Q1. The value of (−1)47 is

(i) -1
(ii) 1
(iii) 0
(iv) None of these

(i) -1

(i) -16
(ii) 16
(iii) 8
(iv) – 8

(ii) 16

## Q3. Simplify 2 × 10³.

(i) 1000
(ii) 2000
(iii) 16000
(iv) None of these

(ii) 2000

## Q4. The exponential form of 81 is

(i) 34
(ii) 3³
(iii) 3²
(iv) none of these

(i)

(i) 2³
(ii) 3²
(iii) 4²
(iv) 5³

(iv) 5³

## Q6. Multiplicative inverse of 1/7 is

(i) 14
(ii) 7
(iii) 49
(iv) None of these

(ii) 7

(i) 60
(ii) 0
(iii) 1
(iv) 3

(iii) 1

## Q8. The short notation 104 stands for the product.

(i) 10 × 10 × 10 × 10
(ii) 4 × 10
(iii) 10 + 10 + 10 + 10
(iv) None of these

(i) 10 × 10 × 10 × 10

## Q9. The exponential form of 32 is

(i) 2³
(ii) 24
(iii) 25
(iv) none of these

(iii)

## Q10. Express the following in exponential form.a×a×a×c×c×d×d×d×d

(i) a³ × c² × d4
(ii) d² × a³ × c
(iii) d² × a² × c
(iv) c³ × d4

(i)

## Q11. The value of 7° is __ .

(i) 7
(ii) 21
(iii) 1
(iv) None of these

(iii) 1

## Q12. 1.2 × 1010 in the normal form is

(i) 120000000000
(ii) 12000000
(iii) 12000000
(iv) 12000 000 000

(iv) 12000 000 000

## Q13. The value of (−1)91 is

(i) 1
(ii) 0
(iii) -1
(iv) None of these

(iii) -1

(i) 5²
(ii) 5³
(iii) 54
(iv) 55

(iii)

(i) 800
(ii) -800
(iii) -400
(iv) -500

(ii) -800

(i) 2³
(ii) 24
(iii) 29
(iv) 2

(iii)

## Q17. Express using exponential notation 343.

(i) 37
(ii) 7³
(iii) 7
(iv) None of these

(ii) 7³

(i) 8
(ii) -8
(iii) 16
(iv) -16

(ii) -8

(i) 9³
(ii) 34
(iii) 36
(iv) 3²

(iii)

## Q20. In 104, 10 is called :

(i) Base
(ii) Power
(iii) Exponent
(iv) None of these

(i) Base

(i) 8
(ii) 2
(iii) 6
(iv) 10

(i) 8

(i) 5² × 3²
(ii) 2² × 3³
(iii) 3 × 5 × 2³
(iv) 3 × 5² × 2

(iii) 3 × 5 × 2³

## Q23. Multiplicative inverse of 1/5 is

(i) 10
(ii) 3
(iii) 5
(iv) None of these

(iii) 5

## Class 7 Maths MCQ with Answers

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