NSTSE (National Science Talent Search Exam Unified Council) Class 9: Questions 807  814 of 2000
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Question number: 807
» Biology » Fundamentals Unit of Life
Question
Which of the cell organelles contain DNA?
Choices
Choice (4)  Response  

a.  Golgi bodies 

b.  Mitochondria 

c.  Ribosome 

d.  ER 

Question number: 808
Question
The mean of five numbers is 32. If one of the numbers is excluded the mean gets reduced by 4. The excluded number is
Choices
Choice (4)  Response  

a.  4 

b.  6 

c.  8 

d.  7 

Question number: 809
» Mathematics » Surface Areas & Volumes
Question
The cost of painting the TSA of cone at is Rs. 140.80. The volume of the cone its slant height being 48 cm is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 810
Question
The daily sale of kerosene (in liters) in a ration shop for six days is as follows:
65,90,68,55,92.5 and 127.5 The average daily sale is
Choices
Choice (4)  Response  

a.  83 

b.  72 

c.  89 

d.  98 

Question number: 811
» Mathematics » Number Systems
Question
Addition of rational numbers does not satisfy which of the following property?
Choices
Choice (4)  Response  

a.  Commutative 

b.  Associative 

c.  Closure 

d.  None of the above 

Question number: 812
Question
The mean of 9, x, 5, y and 13 is 8. Then
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 813
Question
The division of two factors with unlike signs is ________.
Choices
Choice (4)  Response  

a.  Positive 

b.  Cannot be determined 

c.  Negative 

d.  Question does not provide sufficient data or is vague 

Question number: 814
» Biology » Fundamentals Unit of Life
Question
Plasmolysis takes place due to
Choices
Choice (4)  Response  

a.  Diffusion 

b.  Endoosmosis 

c.  Exoosmosis 

d.  Active transport 
