Vertebrates and Invertebrates

Organisms with a body covering of feathers are classified as

• birds

• fish

• insects

• mammals

Several scientists observe an animal with hair and wings. This animal is a

• bat

• bird

• butterfly

• flying squirrel

Which of the following is true about vertebrates?

• vertebrate bodies are more complex than those of invertebrates

• there are many more vertebrates than invertebrates

• vertebrates are primitive animal groups

• vertebrates have no backbone

Which animals are cold-blooded, live part of their lives in water and part on land, and go through metamorphosis?

• reptiles

• amphibians

• birds

• mammals

All vertebrate animals have

• scales

• warm blood

• backbones

• hair

Vertebrate animals that are distinguished by internal fertilization, placental development of the fetus, and production of maternal milk are

• mammals

• birds

• amphibians

• reptiles

Which is a characteristics of reptiles?

• They have slimy skin.

• They use lungs to breathe.

• They are invertebrates.

• They maintain a constant body temperature.

Which class of vertebrate has the characteristics marked in column 2?

• fish

• bird

• reptile

• mammal

The chart shows some characteristics of vertebrates and invertebrates. Which of these animals would be considered a vertebrate?

• fish

• clam

• sponge

• octopus

How are the animals in the columns of the chart below grouped?

• where they live

• how they breathe

• if they have tails or not

• if they are carnivores or not