6. In the interior of the Earth

1. 1. The temperature falls with increasing depth

   
   
   

   2. The pressure falls with increasing depth

   
   
   

   3. The temperature rises with increasing depth

   
   
   

   4. Both temperature and pressure fall with increasing depth

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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7. What is the average density of the earth ?

1. 1. 0.49g cm^-3

   
   
   

   2. 3.3g cm^-3

   
   
   

   3. 1/1g cm^-3

   
   
   

   4. 5.517g cm^-3

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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8. Which of the following layers of the earth is believed to have the heaviest mineral materials of highest density ?

1. 1. Central core

   
   
   

   2. Crust

   
   
   

   3. Mantle

   
   
   

   4. Both (b) and (c)

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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9. Match of the following List - I (Name of the layer) and List - II (Physical property).
   

   	List - I		List - II
   F.	Outer crust	1.	Solid
   G.	Mantle	2.	Party molten
   H.	Core	3.	Liquid or plastic state
   J.	Inner crust	4.	Solid and partly plastic

   Code :

   	F	G	H	J
   A.	1	2	3	4
   B.	2	1	4	3
   C.	4	3	2	1
   D.	1	4	3	2

1. 1. A.

   
   
   

   2. B.

   
   
   

   3. C.

   
   
   

   4. D.

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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10. Consider the following statements
    1. The whole core is in a molten state.
    2. The outer core is in a solid state and the inner core is in a molten state.
    3. The outer core is in a molten state and the inner core is in a solid state.
    4. The whole core is in a solid state.
    Code

1. 1. 1 is true

   
   
   

   2. 2 is true

   
   
   

   3. 3 is true

   
   
   

   4. 4 is true

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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