Multiple Choice
What causes schistosomiasis, a devastating disease that affects about 200 million people in tropical regions?
A) Trichinella
B) Echinoderms
C) Parasitic flatworms called blood flukes
D) Amoebas
E) Nematodes
Correct Answer:
Verified
Correct Answer:
Verified
Q43: The animals most like the ancestral protist
Q44: Animals obtain energy through photosynthesis.
Q45: A clam is a(n)<br>A) echinoderm.<br>B) mollusk.<br>C) chordate.<br>D)
Q46: Most animal phyla are radially symmetrical.
Q47: During insect complete metamorphosis, a larva forms
Q49: A jointed exoskeleton is a characteristic of_
Q50: Adult echinoderms that have radial symmetry lack<br>A)
Q51: An animal whose body cavity is completely
Q52: Anemones have no<br>A) mesoderm.<br>B) endoderm.<br>C) ectoderm.
Q53: A snail is a(n)<br>A) arthropod.<br>B) echinoderm.<br>C) chordate.<br>D)