Worms

Which phylum includes flatworms, planarians and liver flukes?

• Platyhelminthes
• Nematoda
• Annelida

Which of the following do all worms have in common?

• They are all coelomates.
• They are all bilateral
• They all have a complete digestive tract.
• They are all parasitic.

Which phylum contains segmented worms like earthworms and leeches?

• Platyhelminthes
• Nematoda
• Annelida

Which of the following phyla contain parasitic worms?

• nematoda and annelida
• platyhelminthes and nematoda
• annelida and platyhelminthes

Which of the following is the evolutionary advancement first found in annelids?

• Three germ layers
• A complete digestive system
• Cephalization
• Coelomates (tube within a tube)

Which of the following is a structure associated with the nervous system?

• Nephridia
• Ganglia
• Flame cells
• Crop

Which of the following is a correct description of a hermaphrodite?

• An organism that has both a mouth and an anus.
• An organism that has a centralized nervous system
• An organism that produces both sperm and eggs
• An organism that has all three germ layers.

Which of the following is a correct description of setae?

• bristle-like structures help earthworms move
• thickened segment of the earthworm’s body is used in reproduction
• dividing wall or membrane
• organ for excretion

Which phylum includes hookworms, pinworms, and heart worms?

• Platyhelminthes
• Nematoda
• Annelida

Tags

NGSS.MS-LS4-2

Which phylum of worms are pseudoceolomates?

• Platyhelminthes
• Nematoda
• Annelida