NSO Level 1 Science Olympiad (SOF) Class 10: Questions 47  50 of 986
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Question number: 47
Question
In a sport, there are 12 cricket players and 8 volley ball players. What is the probability of volley ball players?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

Question number: 48
» Chemical Reactions and Equation
Question
Match both the columns and mark the correct option from the codes given below.
ListⅠ (Column I)  ListⅡ (Column II) 

(A)
 (i) Combination 
(B)
 (ii) Decomposition 
(C)
 (iii) Single displacement 
(D)
 (iv) Double Displacement 
Choices
Choice (4)  Response  

 
a. 


b. 


c. 


d. 


Question number: 49
Question
Four horses are tied on the four corners of a square filed of length so the each horse can touch the other two horses. They were able to graze in the area accessible to them for 22 days. For how many days is the ungrazed area sufficient for them?
Choices
Choice (4)  Response  

a.  6 days 

b.  4 days 

c.  8 days 

d.  3 days 

Question number: 50
Question
One fourth of a herd of horse is in the forest. Twice the square root of the herd has gone to mountains and remaining 15 are on the banks of a river. The total number of horses’ is________.
Choices
Choice (4)  Response  

a.  42 

b.  36 

c.  40 

d.  44 
