Internal Disturbances - Section 1

11:  

The intensity of earthquakes is measured on

A.

Beaufort scale

B.

Richter scale

C.

Secant scale

D.

Mercalli scale

 
 

Option: B

Explanation :

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12:  

The vertical igneous rocks inside the earth's surface are called

A.

Sill

B.

Laccolith

C.

Dyke

D.

Baccolith

 
 

Option: C

Explanation :

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13:  

Synclines and anticlines are the terms associated with:

A.

Earthquakes

B.

Faulting

C.

Folding

D.

Volcanoes

 
 

Option: C

Explanation :

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14:  

Plutonic earthquakes have their focus at a depth of

A.

50 km

B.

50-250 km

C.

250-750 km

D.

These earthquakes can have focus at any depth

 
 

Option: C

Explanation :

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15:  

How are the caves of the world's greatest fold mountains formed?

A.

Regular movement

B.

Vertical movement

C.

Horizontal movement

D.

Compressional movement

 
 

Option: D

Explanation :

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