Phylum Annelida Quiz

Which class of Annelida contains land worms?

• Hirudinea

• Oligochaeta

• Polychaeta

• Lumbricina

The annuli of an annelid are

• Rings found externally

• Body cavity segments

• Rings found internally

• Discolored bands on the body of the worm

Annelids do not display bilateral symmetry

• True

• False

Some annelids can survive even if cut in half

• True

• False

The clitellum is found in

• Hirudinea

• Oligochaeta

• Polychaeta

• Lumbrinicina

Tags

NGSS.MS-LS4-2

The function of the clitellum is to

• Help regenerate lost segments of an annelid

• Produce a sac that serves as a cocoon for an annelid's eggs

• Provide traction and enable an annelid to swim

• Divide an annelid into segments

Tags

NGSS.MS-LS1-4

Parapodia are

• Found in polychaetes only

• Bristles/hairs found on annelids

• Flipper like appendages that enable swimming

• Found in leeches only

Tags

NGSS.MS-LS4-2

The septa of an annelid are

• Rings found externally

• Body cavity segments

• Rings found internally

• Discolored bands on the body of the worm

Earthworms are hermaphrodites, meaning that

• They are endotherms

• Each worm has both male and female gametes

• There are male worms and female worms

• Their optimal incubation temperature is around 85 to 95 degrees fahrenheit

The coelomic fluid of an annelid

• Contains the organs of an annelid

• Divides an annelid into segments

• Causes annelids to be more rigid and helps with movement

• Produces a cocoon for an annelids eggs