Porifera, Cnidaria, Ctenophora

Containing two tissue layers: _________.

• diploblastic

• triploblastic

• monoblastic

• polyblastic

Responsible for secreting spongin (collagen) and spicules in a sponge: _________

• amoebocytes

• choanocytes

• pinacocytes

• porocytes

Outer tissue layer in cnidarians and ctenophores: _________.

• epidermis

• dermis

• endodermis

• mesoderm

Without symmetry: _________.

• asymmetrical

• radial

• balanced

• bilateral

Coral reef separated from coast by a lagoon: _________.

• barrier reef

• fringing reef

• atoll

• patch reef

Cell with a nucleus: _________.

• eukaryote

• prokaryote

• bacteria

• virus

Being divisible by one plane (into two equal halves): _________.

• bilateral symmetry

• radial symmetry

• asymmetry

• spherical symmetry

Circular coral reef remaining after seamount has subsided: _________

• atoll

• barrier reef

• fringing reef

• guyot

Tags

NGSS.MS-ESS2-2

Class of cnidaria with polyp as dominant body form; examples = anemones, corals: _________

• Anthozoa

• Hydrozoa

• Scyphozoa

• Cubozoa

Tags

NGSS.MS-LS4-2

Class of cnidaria with medusa as dominant body form; example = box jellyfish: _________.

• Anthozoa

• Scyphozoa

• Hydrozoa

• Cubozoa