This learning area is designed to provide a general background for the understanding of Earth Science  and Biology. It presents the history of
the  Earth  through  geologic  time.  It  discusses  the  Earth’s  structure,  composition,  and  processes.  Issues,  concerns,  and  problems  pertaining  to  natural  hazards  are  also included.  It  also  deals  with  the  basic  principles  and  processes  in  the  study  of  biology.  It  covers  life  processes  and  interactions  at  the  cellular,  organism,  population,  and ecosystem levels.