eVidyarthi

Exponents And Powers, Chapter 12 Class 8 Maths MCQs

1. The value of is

(a) 3

(b) 10

(c) 32

(d) 7
 
 
 
 

Question 1 of 20

2. The Base in the expression is

(a) 1

(b) 10

(c) 0

(d) 24
 
 
 
 

Question 2 of 20

3. Multiplicative inverse of is


(a) 49

(b) 5

(c) 7

(d) -14
 
 
 
 

Question 3 of 20

4. Fill in the blank where m and n are natural numbers:-

(a) mn

(b) m + n

(c) m – n

(d) m/n
 
 
 
 

Question 4 of 20

5. The value of is equal to

(a) 9

(b) 1

(c) -6

(d) 1/3
 
 
 
 

Question 5 of 20

6. 1 micron is equals to

 
 
 
 

Question 6 of 20

7. The approximate distance of moon from the earth is 384,467,000 m and in exponential form. This distance can be written as

 
 
 
 

Question 7 of 20

8. m is the standard form of which of the following

(a) 0.0007 m

(b) 0.000007 m

(c) 0.0000007 m

(d) 0.00007 m
 
 
 
 

Question 8 of 20

9. The value of is given by……..

(a) ¼

(b) 8

(c) 1/8

(d) -8
 
 
 
 

Question 9 of 20

10. The value of is

(a) 1

(b) 0

(c) 24

(d) None of these
 
 
 
 

Question 10 of 20

11. 64 is the multiplicative inverse of

 
 
 
 

Question 11 of 20

12. Which one of the following is the value of (a) 0

(b) 15

(c) 1

(d) None of these
 
 
 
 

Question 12 of 20

13. Value of is


(a) 1

(b) 25

(c) 2

(d) 0
 
 
 
 

Question 13 of 20

14. The value of is

(a) 7

(b) 49

(c) 2

(d) 14
 
 
 
 

Question 14 of 20

15. Multiplicative inverse of is

(a) -10

(b) 25

(c) 3

(d) 7
 
 
 
 

Question 15 of 20

16. Value of is given by ………..


(a) 64

(b) 32

(c) 12

(d) None of these
 
 
 
 

Question 16 of 20

17. Which one of the following is the value of (a) 3

(b) 15

(c) 2

(d) 243
 
 
 
 

Question 17 of 20

18. Km is the standard form of which of the following

(a) 0.000000013 Km

(b) 0.0000013 Km

(c) 0.000000000013 Km

(d) 0.00000000013 Km
 
 
 
 

Question 18 of 20

19. The expression, is equals to

 
 
 
 

Question 19 of 20

20. In exponential form 140,000,000,000 Kg is given by …………

 
 
 
 

Question 20 of 20