gr7ch9.3

What are the three mechanisms of animal movement?

• Amoeboid, ciliary or flagellar, muscular
• Hydrostatic, exoskeleton, endoskeleton
• Flow of cytoplasm, hard outer skeleton, internal skeleton

What is the mechanism of movement in earthworms?

• Jet propulsion
• Flow of cytoplasm
• Contraction and extension of body muscles

What is the name of the mechanism of movement used by octopus and squid?

• Exoskeleton
• Endoskeleton
• Jet propulsion

What is the name of the hard outer skeleton that covers the body of arthropods?

• Endoskeleton
• Hydrostatic skeleton
• Exoskeleton

How do crustaceans use their legs for movement?

• For flying
• For swimming and walking
• For slithering

How do insects move?

• By slithering
• By swimming
• By various ways of locomotion

What is the name of the skeleton that vertebrates have inside their body?

• Hydrostatic skeleton
• Exoskeleton
• Endoskeleton

What is the name of the organ of locomotion that fishes use for movement?

• Wings
• Fins
• Legs

How do birds move?

• By slithering
• By swimming
• By flying

How do snakes move?

• By flying
• By swimming
• By slithering