Simple Marine Animals and Cnidarian Test 2

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Corals and jellyfish are classified together mainly because they

The large reef-building corals grow only in tropical waters because of the warm temperatures and

The beneficial living arrangement between the coral polyps and the tiny algae within them is known as

What is the difference between polyp and medusa?

Which of the following organisms with tentacles is least related to the others?

The basic structure of the coral animal is the

What is meroplankton?

The cnidarians have tentacles that grow in a ring around a central mouth, an arrangement known as