126 PISCES (the fish) 



C. Summary 



1. Skeleton (osseous or bony system). 



(1) Composition? 



(2) Use. 



(a) To the fish? 



(b) To man? 



(3) Compared with man's skeleton, what parts do you find 



lacking? Why lacking? 



2. Muscular System. 



(1) Uses to the fish? 



(2) Uses to man? 



3. The Skin. 



(1) Uses to the fish? 



(2) Uses to man? 



4. The Digestive System. 



(1) Organs in man are 



(2) Organs in the fish are 



5. The Circulatory System. 



(1) Organs in man? 



(2) Organs in the fish? 



6. The Respiratory System. Compare with that of man. 



7. The Excretory System. Compare with that of man. 



8. The Nervous System. Compare with man's. 



9. Special Senses. Compare with man's. 



10. Why does the fish have these different systems? 



11. Why is the fish more complex than the Amoeba? 



12. Why is the fish aquatic, while the bird is aerial? 



