I am pretty sure number 4 is your answer
Answer:
(B) Mussels
Explanation:
Mussels are a filter feeding mollusk.
The mussel circulates its food through its system before eating it. Since the mussel lives in water and it food does as well, the mussel doesn't want to eat tons of water, so it needs to get rid of it as well as the other un-needed things.
Phellos is the member of Quercus
Answer:
Other orbiting objects
Explanation:
it is Other orbiting objects
Answer:
The backbone is called the "Vertebral column".
Explanation:
Vertebral column, also called spinal column, spine, or backbone.