Phylum Porifera - Phylum Cnidaria

Question 1

Sponges are underwater invertebrates with no _____, ____, or ____.

Answer 1

Heads, arms, legs

Question 2

They attach themselves to ______ or _____ and __________________________________.

Answer 2

Plants or rocks and stay in one place.

Question 3

Their body is covered with _____.

Answer 3

Pores

Question 4

What is an example of a sponge?

Answer 4

Yellow Tube Sponge

Question 5

Cnidarians have a sack like body called _________.

Answer 5

Colenteron

Question 6

Phylum Cnidaria have a _________________________________for ____ and _____.

Answer 6

Single opening or mouth for food and waste

Question 7

Class Hydrozoa looks like a ____ or a ___.

Answer 7

Tree or a Fan

Question 8

What is an example of a Hydrozoa?

Answer 8

Hydra

Question 9

What is an example of a Hydrozoa?

Answer 9

Hydra

Question 10

Class Scyphozoa looks like an _________ ___ or ________.

Answer 10

Overturned cup or umbrella

Question 11

Class Scyphozoa is also a _________.

Answer 11

Jellyfish

Question 12

What is an example of a Scyphozoa?

Answer 12

Pacific sea nettle

Question 13

Class Anthozoa have a __________________ appearance.

Answer 13

flower- like appearance

Question 14

What is an example of Class Anthozoa?

Answer 14

Sea Anemone, Corals

Question 15

What is the symbiotic relationship called between sea anemone and clownfish?

Answer 15

Mutualism

Question 16

The pores of sponges allow them to ___________________

Answer 16

filter the water around them for food

Question 17

Hydra traps small _______ with their tentacles.

Answer 17

zooplankton

Question 18

Scyphozoa feed using their _______

Answer 18

tentacles or tentacle-like projections

Question 19

nematocysts are ____

Answer 19

a specialized cell in the tentacles of a jellyfish containing a barbed or venomous coiled thread that can be projected in self-defense or to capture prey.

Question 20

Sea anemones do this for defense

Answer 20

paralyze their prey