Contents

The weathering which occurs when minerals of rocks react with water and gases of the earth’s atmosphere………..
a) mechanical weathering

b) deforestation
c) chemical weathering    

d) all of these

c

Which of the following are the main cause of chemical weathering?
a) carbonation                    

b) oxidation
c) hydrolysis                        

d) all of these


d

Which of the following is the movement of large mass of sediments or a section of land?
a) chemical weathering     

b) oxidation
c) mass wasting                  

d) none of these  

c

Which of the following are the different types of mass wasting?
a) landslide                          

b) rock fall
c) mudflow                          

d) all of these

d

Wearing and removal of land surface by rivers winds and glaciers called…
a) mass wasting                  

b) erosion
c) landslide                           

d) both a & b 

d

The earth surface is constantly changing due to
a) internal forces                 

b) external forces
c) both a & b                       

d) all of these

d