Science Chapter 5 Review

Invertebrates are animals that have backbones.

An arthropod with two body segments and eight legs is an _________.

Amphibians, fish, and reptiles are _____ animals.

A(n) _____ gets its food from water that flows through its body.

has smooth skin

Even though they look different, both an octopus and an oyster are ____

Nematocysts are tiny stinging organelles found on some animals.

eats both plants and animals

A ______ has many body segments and many legs.

has scaly skin

Shrimp and spiders are both considered to be ____ because they have joined legs, a segmented body, and an exoskeleton.

Animals such as earthworms are classified as ___ because they have segments and move by using setae.

Jesse found a sea star at the beach. He knew it was ___ because it had radial symmetry and tube feet.

Animals that eat organisms that float through the water are called filter-feeders.

Why would cold-blooded animals have difficulty surviving in polar regions?

has hair

Birds and mammals are ____

eats only plants

Vertebrates can grow larger than invertebrates because they are warm blooded.

An arthropod with five pairs of legs and a claw is a _______.

eats other animals

Why is a spider classified as an arachnid and not an insect?

eats mainly insects

An _____ has three body segments and three pairs of legs.

has feathers

What characteristics do most of the animal phyla have in common?

Why can a tick cause serious human health problems?

The stages of incomplete metamorphosis are egg, nymph, and adult.

Monkeys and elephants use echolocation to find food.