Annelida

Earthworms belong to Phylum______________

• Platyhelminthes
• Annelida
• Nematoda
• Mollusca

Earthworm have  _______ symmetry. The left and right side look the same and have similar organs and tissues.

• radial
• assymetrical
• bilateral
• prismatic

Tags

NGSS.MS-LS4-2

Earthworms don't have teeth to grind their food so they use another organ to do so. It is called a ___.

• crop
• gizzard
• intestine 
• esophagus 

Earthworms eggs are laid .....

• in a soft shell
• in a cocoon of mucus
• in a nest for protection
• in a hard shell

The swollen part of the worm is called the __________. It signals that the worm is an adult and is able to reproduce.

• gizzard
• crop
• clitellum
• segment

Name the structure identified by the letter I.

• Intestine
• Mouth
• Gizzard
• Aortic Arches

What is the function of the structure I?

• digest food
• reproduction
• pump blood
• send nerve signals

Tags

NGSS.MS-LS1-2

A stiff hair, bristle or bristle like process or part on an earthworm that helps it move.

• Ganglia
• Setae
• Parapodia
• Nephridia

How do earthworms breathe?

• with gills

• with lungs

• through skin

• all of these

If present, which type of skeleton is found in worms?

• Longitudinal
• Circular
• Exoskeleton
• Hydrostatic