6th Science Test 2

An invertebrate that has an external skeleton, a segmented body, and jointed appendages is an

The tough material from which the external skeleton is made is called

Most insects undergo a transformation in appearance known as

An animal that is active at night is

The tiny hairs on a spider's body that are very sensitive are called

Scientists who study insects are called

The process of arranging animals or other things into groups according to their similarities is called

Most crustaceans have ___ body regions

When the head and thorax are joined together, the body region is called

Many crustaceans have ___ legs