Animal Classification Flashcard

Front

Invertebrates with jointed appendages are called ________.

Back

Arthropods are invertebrates characterized by jointed appendages, segmented bodies, and exoskeletons.

Front

Animals are classified by the presence of ________.

Back

Animals can be classified based on the presence of a head region, a body cavity, and a backbone.

Front

All animals ________.

Back

All animals are consumers, meaning they obtain energy by consuming other organisms.

Front

Which animal is a 'pore-bearer'?

Back

A sponge is known as a 'pore-bearer' because it has numerous pores through which water flows.

Front

What type of symmetry do jellyfish have?

Back

Jellyfish exhibit radial symmetry, meaning their body parts are arranged around a central axis.

Front

Define 'invertebrate'.

Back

Invertebrates are animals that do not have a backbone or spinal column.

Front

What is a backbone?

Back

A backbone, or vertebral column, is a series of vertebrae that protect the spinal cord in vertebrate animals.

Front

What is the difference between vertebrates and invertebrates?

Back

Vertebrates have a backbone, while invertebrates do not.

Front

What is an exoskeleton?

Back

An exoskeleton is a hard outer structure that provides support and protection to some invertebrates, such as arthropods.

Front

What is bilateral symmetry?

Back

Bilateral symmetry is when an organism can be divided into two identical halves along one plane.