What health problems can chemicals in the environment cause?
a.
cancer
c.
chronic disease
b.
birth defects
d.
all of the above

This is what i found on google “phytoplankton, tiny organisms that live in the ocean, are autotrophs. some types of bacteria are autotrophs. most autotrophs use a process called photosynthesis to make their food.” i hope this you for what your looking for