Question 1

Which phylum do the organisms in the image belong to, and what is a defining characteristic of this phylum?

Accepted Answer

Phylum Arthropoda; they have jointed appendages and an exoskeleton.

Question 2

Based on the image, which group within the phylum Arthropoda do these organisms most likely belong to?

Accepted Answer

Insects (Uniramians)

Question 3

Which of the following is NOT a characteristic of the organisms shown in the image?

Accepted Answer

Having a dorsal, hollow nerve cord

Question 4

If these organisms are found decomposing wood, what ecological role are they playing?

Accepted Answer

Decomposer

Question 5

Which of the following statements best explains why these organisms are classified as animals?

Accepted Answer

They are multicellular, eukaryotic, heterotrophic, and lack cell walls.

Animal Diversity: Invertebrate Phyla and Their Characteristics

Study Guide - Practice Questions