Porifera and Cnidarian quiz

Animals without a backbone are called ______________.

• Invertebrates
• vertebrates
• chordates

All cnidarians have this type of symmetry.

• asymmetry
• bilateral symmetry
• radial symmetry

Members of Phylum Porifera have this type of symmetry.

• Asymmetry
• bilateral symmetry
• radial symmetry

The process of a new organism forming from the joining of an egg and a sperm cell is

• budding
• asexual reproduction
• sexual reproduction

Corals have a symbiotic relationship with

• sea anemones
• clown fish
• algae
• colonies

Sea anemones have a symbiotic relationship with

• algae
• clown fish
• colonies

Tags

NGSS.MS-LS2-2

The structures that provide support for a sponge are called

• Osculums
• spicules
• pores
• collar cells

A relationship where two or more organisms live together and at least one benefits.

• parasitic
• symbiotic
• conjugation

Water leaves a sponge through the

• pores
• collar cells
• osculum
• spicules

The stinging structures found on the tentacles of a cnidarian are called

• spicules
• osculum
• nematocyst
• tentacles