Animal Phyla Practice

Front

What is a phylum?

Back

A phylum is a level of classification in the biological taxonomy that groups together organisms based on shared characteristics.

Front

What are the main characteristics of animals?

Back

Animals are multicellular, eukaryotic, and heterotrophic organisms.

Front

Which phylum includes animals with stinging cells?

Back

Cnidaria is the phylum that includes animals with stinging cells, such as jellyfish and corals.

Front

What type of skeleton do birds, snakes, frogs, and fish have?

Back

These animals have an endoskeleton, which is an internal skeleton.

Front

What does the term 'autotroph' mean?

Back

An autotroph is an organism that can produce its own food, typically through photosynthesis.

Front

What is the difference between autotrophs and heterotrophs?

Back

Autotrophs produce their own food, while heterotrophs obtain food from other organisms.

Front

Name a characteristic of the phylum Mollusca.

Back

Mollusca includes animals like snails and octopuses, which often have a soft body and a hard shell.

Front

What is the significance of the phylum Annelida?

Back

Annelida includes segmented worms, which have a body divided into segments, allowing for greater mobility and complexity.

Front

What are the main classes of the phylum Arthropoda?

Back

The main classes of Arthropoda include Insecta (insects), Arachnida (spiders), and Crustacea (crabs and lobsters).

Front

What is a key feature of Cnidarians?

Back

A key feature of Cnidarians is their radial symmetry and the presence of specialized cells called cnidocytes for capturing prey.