Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science) 
		 
			 
			 
			 
			 
			 
			 
			 
			 
			 
 30 points
 30 points >
>
	 
 
 
 
             
            

 
                
Mayank vedwal Vedwal Best Answer
Hydration is the process in which the mineral react with water and alters to another mineral. If u only know the formula of olivine and talc then u can see that talc is a hydrous mineral while olivine is an anhydrous mineral so alteration of anhydrous mineral to a hydrous mineral is only possible by hydration process. so correct option is B. You can read weathering from sam boggs for more clarification.