LS Ch 1 L4 Classifying Animals

What 2 things do ALL arthropods have in common?

• 6 legs and 2 body segments

• 10 legs and 3 body segments

• an exoskeleton and a segmented body

• 8 legs and wings

What is an animal without a backbone called?

• a vertebrate

• an invertebrate

• a mammal

• a reptile

Which group of vertebrates has scales, uses lungs to breathe, and lays hard-shelled eggs?

• Fish

• Amphibians

• Birds

• Reptiles

What are 2 things that ALL vertebrates have in common?

• 2 legs and scales

• a spinal cord and a backbone

• fur and live young

• a backbone and gills

Which group of arthropods has 8 legs?

• crustaceans

• arachnids

• insects

• amphibians

What is 97% of the animal kingdom classified as?

• invertebrates

• vertebrates

• arthtropods

• insects

Which of the following are invertebrates?

• sponges

• sea stars

• fish

• snakes

Which group of vertebrates goes through metamorphosis?

• Fish

• Amphibians

• Reptiles

• Birds

What is a hard outer body that provides support to an invertebrate called?

• a spinal cord

• a backbone

• an endoskeleton

• an exoskeleton

Which group of vertebrates has feathers and breathes though lungs?

• Reptiles

• Birds

• Amphibians

• Mammals