The cell wall is the outside layer of the cell whereas the cell membrane is surrounds the cytoplasm of the cell.
        
                    
             
        
        
        
I know the first two for the fill in:
1. I believe it's energy 
2. Diaphragm 
Multiple choice:
1. I believe it's 3, trachea
2. I think it's 3, respiration 
There's quite a lot of questions, but I hope this helps :)
 
        
             
        
        
        
Answer:
Clam.
Explanation:
Arthrophoda is largest phylum of the non-chordata. They are the segmented animals with jointed appendages. Their body is covered by exoskeleton and contains spiracles and body surface for respiration.
Insect, spider, crab and scorpion all are included in the phylum arthropoda. Clam is a bivalve shell that is included in the phylum mollusc. The body of clam is covered with an outer shell and their shells are connected by the abductor muscle. Hence, they are involved in phylum arthropoda.
Thus, the correct answer is option (b).