REFERENCES 
151 
QUESTIONS 
Compare the body of a protozoon with the body of a grasshopper. 
In what are they alike? In what different? 
How do the amoeba and paramecium compare? 
Explain how the Protozoa eat, digest food, produce more Protozoa, 
and protect themselves. 
How do these vital processes compare with the similar vital processes 
in the grasshopper? 
In what ways are Protozoa injurious to man? Are they parasitic? 
REFERENCES 
Galloway, First Course in Zoology, Chapter X. 
Hegner, Introduction to Zoology, Chapters IV, V, VI. 
Jordan and Kellogg, Animal Life, Chapters II, III. 
Kellogg, Animals and Man, Chapter V. 
Osborne, Economic Zoology, Chapter II. 
