Chapter 11 Introduction to Animals

hollow-bodied organisms; two body forms - polyp and medusa

• Cnidarians
• Ctenophores
• Arthropoda
• Porifera

What type of symmetry is displayed in the picture?

• asymmetry
• bilateral symmetry
• radial symmetry
• photosynthesis

What type of symmetry is pictured?

• bilateral symmetry
• radial symmetry
• asymmetry
• cellular respiration

jointed appendages; exoskeleton

• Arthropoda
• Echinoderms
• Platyhelminthes
• Porifera

Tags

NGSS.MS-LS4-2

use comb-like rows of cliia on their bodies to move around

• Ctenophores
• Cnidarians
• Annelida
• Mollusca

spiny-skinned organisms; have plates with spines and a water vascular system

• Echinoderms
• Platyhelminthes
• Cnidarians
• Arthropoda

jointed appendages; exoskeleton

• Arthropoda
• Annelida
• Porifera
• Ctenophores

Tags

NGSS.MS-LS4-2

segmented worms

• Annelida
• Cnidarians
• Porifera
• reptiles

What system is responsible for how organisms respond to the environment?

• muscular
• excretory
• respiratory
• nervous

What type of symmetry is organized around a central point?

• radial
• assymetry
• bilateral