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Protozoa and Animal Classification Quiz

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Questions and Answers

Which phylum includes protozoa that move using cilia?

Phylum Porifera
Phylum Ciliophora (correct)
Phylum Apicomplexa
Phylum Sarcomastigophora

All protozoa in the phylum Apicomplexa have distinct locomotory organelles.

True (A)

What are the two subphyla of Phylum Sarcomastigophora?

Sarcodina and Mastigophora

Protozoa can reproduce asexually through ______ fission.

binary Signup and view all the answers

Match the following protozoa characteristics with their descriptions:

Holozoic = Animal-like nutrition Holophytic = Plant-like nutrition Saprozoic = Parasitic nutrition Encystment = Survival in unfavorable conditions Signup and view all the answers

Which of the following statements about multicellular animals is true?

Multicellular animals belong to both Parazoa and Metazoa. (B) Signup and view all the answers

Diploblastica animals have three germ layers.

False (B) Signup and view all the answers

What is the primary characteristic of Acoelomata animals?

They lack a body cavity. Signup and view all the answers

The body cavity in Pseudocoelomata animals is derived from the ______.

blastocoel Signup and view all the answers

Match each type of animal classification to its correct description:

Acoelomata = Lack a body cavity Pseudocoelomata = Body cavity not lined by membranes Coelomata = Well-developed body cavity lined by mesoderm Diploblastica = Two germ layers: ectoderm and endoderm Signup and view all the answers