Animal Classification Exam Review

All animals are _______, ________, and ________

• Prokaryotic, multicellular, heterotrophs

• Eukaryotic, unicellular, autotrophs

• Eukaryotic, multicellular, heterotrophs

• Prokaryotic, multicellular, autotrophs

Most animals are

• Vertebrates

• Invertebrates

One line of symmetry can be drawn to create two mirror halves

• Radial symmetry

• Bilateral symmetry

• Asymmetry

Multiple lines of symmetry can be drawn to create multiple mirror halves

• Radial symmetry

• Bilateral symmetry

• Asymmetry

No lines of symmetry can be drawn

• Radial symmetry

• Bilateral symmetry

• Asymmetry

Sensory organs and/or a brain is clustered at one end of the body (basically- it has a head)

• Chordate

• Symmetry

• Cephalization

• Notochord

Food enters and exits from same opening

• Open/Incomplete digestive system

• Closed/Complete digestive system

Food enters at one opening of the digestive tract and leaves through the other

• Open/Incomplete digestive system

• Closed/Complete digestive system

Only invertebrate phylum with an open digestive system

• Cnidarian

• Mollusca

• Arthropoda

• Chelicerate

An animal that has a notochord at any point during its life

• Chelicerate

• Chordate

• Cnidarian

• Invertebrate

Tags

NGSS.MS-LS4-2