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


Q2. The value of (-2)4 is ………..

(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)


Q5. Which one is greater?

(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


Q7. The value of 3° × 4° × 5° is ………..

(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


Q14. The exponential form of 625 is

(i) 5²
(ii) 5³
(iii) 54
(iv) 55

(iii)


Q15. Simplify (-2)³ × (-10)²

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

(ii) -800


Q16. 512 can be written in exponential form as

(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


Q18. The value of (- 2)³ is

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

(ii) -8


Q19. Express 729 as a power of 3.

(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


Q21. What is the base in 8²?

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

(i) 8


Q22. Express each of the following as a product of powers of their prime factors: 120

(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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