He's the only temptation that is still in the group. He didn't die
he is not the only sea sponge, because his whole family is sea sponges exactly.
sponge is a porifera .......diploblustic and have only tissue level of organisation.
You would starve.
there would be no exchange of gases
there would only be 10 left unless they mate
Then only the lesson mathematics would be taught on that day.
It is the only source of light!
When a sponge is submerged in water, the water enters the sponge through the tiny holes in the sponge. The sponge fills up with water, as a balloon fills with air, only not as visibly. When you squeeze the sponge, the water exits that sponge through the tiny holes...exactly the opposite of how it entered! Tada! :)
there would only be plants
You would develop iron defficency
you would be president.