Vertebrates and Invertebrates

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When the outside temperature drops, the body temperature of an ectothermic animal, like a reptile _________________.

Decreases

Which group of animals is ectothermic, breathe with lungs and have scales or plates covering their bodies

Reptiles

Which group of invertebrates have a true nervous system, blood contained in vessels, and a long digestive tube?

Segmented Worms

Which statement best explains the way that segmented worms are more complex than sponges?

Segmented worms have organ systems

Which type of invertebrate is the simplest or least complex?

Sponge

What is an exoskeleton?

A hard outer covering that protects an animal and keeps in moisture

Why is water so important to a sponge?

A sponge filters food and oxygen by moving water through its body

Which statement is true?

All birds are endotherms

Which statement is true for all invertebrates?

All invertebrates do not have a backbone

All animals are heterotrophs, what does this mean?

Animals cannot make their own food

How do echinoderms and segmented worms differ in the way they get oxygen?

Echinoderms get oxygen from water through their skin Echinoderms get oxygen from water using their tube and segmented worms get oxygen from water trough their skin.

Which statement explains why a fish is classified as a vertebrate instead of an invertebrate?

Fish have a backbone

Some arthropods get oxygen through gills while others __________.

Get oxygen through air tubes called spiracles

Which is an example of a reptile?

Lizard

Which group of vertebrates has hair or fur, mammary glands, produce milk, and is endothermic?

Mammals

Which animal stays in one place after it is an adult?

Basket Sponge

Which of the following vertebrates are endothermic?

Birds and Mammals

Adult amphibians ________________.

Breathe with lungs

Tropical fish kept as pets need an aquarium with a heater ___________.

They are ectothermic


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