Multiple Choice
The simplest multicellular animals that have only a few different cell types are:
A) anemones.
B) sponges.
C) jellyfish.
D) flatworms.
E) sea squirts.
Correct Answer:
Verified
Correct Answer:
Verified
Q63: Which invertebrate animal group is characterized by
Q64: Adult echinoderms that have radial symmetry lack:<br>A)a
Q65: During insect metamorphosis, a larva forms a
Q66: An animal like a grasshopper can conserve
Q67: Animals that have no body cavity between
Q69: Spiders belong to the:<br>A)arthropods.<br>B)mollusks.<br>C)chordates.<br>D)echinoderms.<br>E)cnidarians.
Q70: Sponges have:<br>A)a gastrovascular cavity.<br>B)spicules.<br>C)a nerve net.<br>D)muscles.<br>E)an exoskeleton.
Q71: A hemocoel is part of an open
Q72: Parasitic tapeworms are members of the phylum:<br>A)Cnidaria.<br>B)Platyhelminthes.<br>C)Annelida.<br>D)Arthropoda.<br>E)Nematoda.
Q73: A(n)_ provides support and protection to arthropods.<br>A)cytoskeleton<br>B)exoskeleton<br>C)hydrostatic