NSO Level 1 Science Olympiad (SOF) Class 7: Questions 130  133 of 593
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Question number: 130
Question
Which of the following diagrams indicates the best relation between Doctor, Judge and Teacher?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 131
Question
A letter lock consists of four rings each marked with eight different letters. The number of distinct unsuccessful attempts to open the lock is at the most?
Choices
Choice (4)  Response  

a.  2046 

b.  4095 

c.  4096 

d.  2048 

Question number: 132
Question
Find the missing number in the given series.
Choices
Choice (4)  Response  

a.  174 

b.  171 

c.  156 

d.  168 

Question number: 133
Question
The given pattern contains three set of numbers around circles. All the circles are numbered except one. Find the missing number.
Choices
Choice (4)  Response  

a.  222 

b.  42 

c.  32 

d.  142 
