NSTSE (National Science Talent Search Exam Unified Council) Class 7: Questions 433  440 of 1732
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Question number: 433
» Mathematics » Exponents and Powers
Question
If then the value of is
Choices
Choice (4)  Response  

a.  3.73 

b.  0.27 

c.  1.392 

d.  13.92 

Question number: 434
» Biology » Nutrition in Plants
Question
What energy conversion takes place during photosynthesis?
Choices
Choice (4)  Response  

a.  Solar energy into electrical energy 

b.  Solar energy into chemical energy 

c.  Chemical energy into heat energy 

d.  Chemical energy into solar energy 

Question number: 435
Question number: 436
» Mathematics » Lines and Angles
Question
Number of rays that can be drawn from a given point is
Choices
Choice (4)  Response  

a.  2 

b.  8 

c.  5 

d.  Infinity 

Question number: 437
» Mathematics » Comparing Quantities
Question
A reduction of 25 % in the price of rice enabled a person to buy 5 kg more for Rs. 120. Find the original price.
Choices
Choice (4)  Response  

a.  Rs. 6 

b.  Rs. 8 

c.  Rs. 24 

d.  None of the above 

Question number: 438
» Mathematics » Integers
Question
Integer used to represent walking 5 km towards the south is
Choices
Choice (4)  Response  

a.  Walking 5 km towards the north 

b.  5 km 

c.  +5 km 

d.  5 

Question number: 439
» Mathematics » Exponents and Powers
Question
The value of is
Choices
Choice (4)  Response  

a. 


b. 


c.  5 

d.  25 

Question number: 440
» Mathematics » Triangle and Properties
Question
The Centroid of a triangle is the point of concurrence of its
Choices
Choice (4)  Response  

a.  Medians 

b.  Angle bisectors 

c.  Altitudes 

d.  Perpendicular bisectors 
