Helps us to understand ourselves and the changes that are taking place in our is the only subject which introduces us to ourselves means it gives us knowledge about our body parts and how they function....this subject is very essential as if it would not be there the researches and discoveries would stop !! and we would not be able to explore the world

:) :)
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plz mrk it the best......if u feel so :) :)
sir, is it ok now!!
Hey guys if you feel that the answers are nice then one must say a thank you to the answer I mean to the user. At least the user helped us! :D