NSTSE (National Science Talent Search Exam Unified Council) Class 9: Questions 862  869 of 2000
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Question number: 862
» Mathematics » Surface Areas & Volumes
Question
The total surface area of a cylinder is 220 sq cm with height 6.5 cm. Then its volume is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 863
» Mathematics » Heron's Formula
Question
The area of a rhombus is 24 and one of its diagonal is 8 cm. Its perimeter is
Choices
Choice (4)  Response  

a.  18 cm 

b.  20 cm 

c.  32 cm 

d.  16 cm 

Question number: 864
» Biology » Fundamentals Unit of Life
Question
In hypertonic solutions
Choices
Choice (4)  Response  

a.  Solute concentration is high 

b.  Water potential is high 

c.  Water potential is low 

d.  Solute concentration is low 

Question number: 865
» Biology » Fundamentals Unit of Life
Question
Doublehelical structure of DNA was given by
Choices
Choice (4)  Response  

a.  T. H. Morgan 

b.  Watson & Crick 

c.  Hugo debris 

d.  Mendel 

Question number: 866
Question
In a and is twice that of . Then =
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 867
» Biology » Fundamentals Unit of Life
Question
Which cell organelles is associated photorespiration?
Choices
Choice (4)  Response  

a.  ER 

b.  Peroxisomes 

c.  Golgi body 

d.  Ribosome 

Question number: 868
» Biology » Fundamentals Unit of Life
Question
Waste bag of cells is
Choices
Choice (4)  Response  

a.  Vacuoles 

b.  Golgi Complex 

c.  Plastid 

d.  Lysosomes 

Question number: 869
» Mathematics » Number Systems
Question
If A: Rational numbers are always closed under division and
R: Division by zero is not defined, then which of the following statement is correct?
Choices
Choice (4)  Response  

a.  A is True and R is False 

b.  A is True and R is the correct explanation of A 

c.  A is False and R is the correct explanation of A 

d.  None of the above 
