NSTSE (National Science Talent Search Exam Unified Council) Class 9: Questions 630  637 of 2000
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Question number: 630
Question
In a if , , then perimeter of the triangle is
Choices
Choice (4)  Response  

a.  17 cm 

b.  56 cm 

c.  28 cm 

d.  Question does not provide sufficient data or is vague 

Question number: 631
Question
If the angles of a triangle are in the ratio 2: 3: 4 then the triangle is
Choices
Choice (4)  Response  

a.  Right angled 

b.  Right angled isosceles 

c.  Acute angled 

d.  Obtuse angled 

Question number: 632
Question
The length of the hypotenuse of a right angled triangle whose two legs measure 24 cm and 0.07 m is
Choices
Choice (4)  Response  

a.  31 cm 

b.  25 cm 

c.  24.07 cm 

d.  0.31 cm 

Question number: 633
» Chemistry » The Nature of Matter
Question
Smoke is a dispersion of ________.
Choices
Choice (4)  Response  

a.  A solid in gas 

b.  A liquid in gas 

c.  A gas in solid 

d.  A gas in gas 

Question number: 634
» Mathematics » Surface Areas & Volumes
Question
The volumes of two spheres are in the ratio 125: 64. Find the difference of their surface areas, if the sum of their radii is 9 units.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 635
» Mathematics » Coordinate Geometry
Question
The point (3, 2) belongs to Quadrant ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 636
» Mathematics » Number Systems
Question
The rationalizing factor of is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 637
» Biology » Fundamentals Unit of Life
Question
Ideogram is
Choices
Choice (4)  Response  

a.  Total no. of chromosome 

b.  Diagrammatic representation of chromosome 

c.  Preparation of chromosomal set 

d.  Identification of no. of chromosomes 
