Answer:
for respiration lungs,nose
for nutrition mouth and stomach
for reproduction various reproduction organs like penis and vagina
growth -
excretory - skin(sweat) ueltra blader kidney liver
Explanation:
It could affect the sea and the land
None of the answer make logical sense except overfishing.
It is a perfect example of a natural selection.
(I'm not sure if this is the exact answer that you are looking for.)