Phylum: Platyhelminthes and Annelida

A body having three layers of tissue with organs and organelles is said to be _______________________.

• diploblastic
• ectodermic
• endodermic
• triploblastic

Tags

NGSS.HS-LS1-2

Which class in the phylum Platyhelminthes is the only class that has non-parasitic organisms?

• Turbellaria
• Trematoda
• Monogenea
• Cestoda

Tags

NGSS.MS-LS4-2

The image represents a planaria which would belong to which class in the phylum Platyhelminthes?

• Cestoda
• Trematoda
• Turbellaria
• Platyhelminthes

Tags

NGSS.MS-LS4-2

Tapeworms belong to which class in the phylum Platyhelminthes?

• Turbellaria
• Cestoda
• Trematoda

What organism belongs to the class Trematoda in the phylum Platyhelminthes?

• planaria
• fluke
• tapeworm
• tree

Tags

NGSS.MS-LS4-2

The evolution from two layers of tissue to three layers in Platyhelminthes was a major step forward toward complex body plans.  Which type of tissue evolved as this third type in Platyhelminthes?

• epidermal tissue
• muscle tissue
• reproductive tissue
• connective tissue

Flatworms have specialized excretory cells called __________________.

• flame cells
• gills
• ganglia
• epidermal cilia

Flatworms are unsegmented, bilaterial worms that lack a coelom.  Animals that lack a coelom are called ___________________.

• acoelomates
• coelomates
• noelomates
• innoelomates

Identify the blue structure found in roundworms.

• Segment

• Setae

• Ganglia

• Gizzard

Identify the structure that is Blue that you observed during the earthworm dissection lab.  

• Nerve Cord
• Dorsal Blood Vessel
• Intestine
• Septa