What are animals?

Which of the following is true about animals?

• They are multicellular organisms
• They are unicellular organisms
• They can be both multicellular and unicellular. 

Tags

NGSS.MS-LS1-1

Which of the following is true about animals?

• They are heterotrophs (feed on others)
• They are autotrophs (create their own food)
• They are both heterotrophs and autotrophs

What is the scientific name for animals that don't have backbones

• Vertebrates
• Invertebrates
• Boneless

What is the flexible skeletal support rod?

• Dorsal Hollow Nerve Chord

• Notochord

• Pharyngeal slits

• Endoskeleton

Which structures do all chordates have at some point during their life time?

• Notochord, Hollow Nerve chord, Pharyngeal slits, Tail

• Notochord, Gill slits, Tail

• Hollow nerve chord, notochord, legs, wings

• Pharyngeal slits, Head, Thorax, Tail

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

What is an internal skeleton?

• exoskeleton

• ectoskeleton

• endoskeleton

• enterskeleton

All chordates are vertebrates but not all vertebrates are chordates

• true
• false

Tags

NGSS.MS-LS4-2

The main purpose of the ____________ system is to break food particles into pieces that can be used.

• circulatory
• respiratory
• digestive
• skeletal

Tags

NGSS.MS-LS1-7

The __________ is the main organ of the nervous system.

• heart
• lungs
• brain
• skin

Tags

CCSS.RI.7.3

CCSS.RI.8.3

CCSS.RI.8.5

CCSS.RI.9-10.3

CCSS.RI.9-10.5

Which system are the lungs in?

• respiratory
• digestive
• excretory