NSTSE (National Science Talent Search Exam Unified Council) Class 9: Questions 670  678 of 2000
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Question number: 670
» Chemistry » The Nature of Matter
Question
Which of the following is not a compound?
Choices
Choice (4)  Response  

a.  Common salt  
b.  Brass  
c.  Sugar  
d.  Marble 
Question number: 671
Question
In a , if then ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  Question does not provide sufficient data or is vague 
Question number: 672
Question
The length of the hypotenuse of a right angled triangle whose two legs measure 20 cm and 0.21 m is
Choices
Choice (4)  Response  

a.  29 cm  
b.  20.21 cm  
c.  0.29 cm  
d.  41 cm 
Question number: 673
» Mathematics » Number Systems
Question
The solution of set of
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 674
» Mathematics » Linear Equations in Two Variables
Question
The line is
Choices
Choice (4)  Response  

a.  Parallel to yaxis  
b.  Passing through the origin  
c.  Parallel to xaxis  
d.  Question does not provide sufficient data or is vague 
Question number: 675
» Mathematics » Surface Areas & Volumes
Question
Two cylinders of same volume have their heights in the ratio 1: 3. Find the ratio of their radii.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  3: 2  
d.  2: 
Question number: 676
» Mathematics » Number Systems
Question
Arrange the following numbers in descending order .
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 677
» Biology » Fundamentals Unit of Life
Question
Cytochrome is present in
Choices
Choice (4)  Response  

a.  Mitochondria  
b.  Lysosome  
c.  Peroxisome  
d.  Nucleus 
Question number: 678
Question
If in a data, 10 numbers arranged in increasing order. If the 6^{th} entry is increased by 3, then the median increases by
Choices
Choice (4)  Response  

a.  0.5  
b.  2.5  
c.  3  
d.  1 