Echinoderms

The symmetry exhibited by echinoderms is

• bilateral
• spherical.
• radial.
• asymmetrical

What echinoderm is this?

• sea lily 
• sea urchin 
• sea cucumber 
• sand dollar 

What echinoderm is this? 

• sand dollar
• sea urchin 
• sea star
• sea cucumber

What does the term echinoderm mean?

• tube feet
• star shaped
• spiny skin
• stomach foot

These structures resemble long suction cups, and are part of the water vascular system.

• stomach

• radial canals

• tube feet

• mouth

How does an echinoderm use its water vascular system?

• To move and capture food

• To sense when food is near

• To defend itself against predators

How do most Echinoderms get their food?

• They are filter feeders.

• They are scavengers.

• They are predators.

Tags

NGSS.MS-LS1-4

NGSS.MS-LS2-1

What is the function of the structure at C?

• Digestion

• Movement

• Sensing

Tags

NGSS.MS-LS1-2

Identify the structure labeled “C” in the diagram?

• Mouth

• Stomach

• Tube Feet

What is the function of the structure located at A?

• Digestion

• Movement

• Sensing

Tags

NGSS.MS-LS1-2