Cnidarians are vertebrates or invertebrates?
Invertebrates
Annelids are vertebrates or invertebrates?
Invertebrates
Sponges are vertebrates or invertebrates?
Invertebrates
How are the bodies of annelids? a) Soft and segmented b) Hard and segmented c) Soft and with small legs
a) Soft and segmented
How is the skin of annelids? a) Dry b) Moist c) Dry and moist
b) Moist
Where do annelids live? a) Water b) Land c) Both (water and land)
c) Both (water and land)
Where do cnidarians live? a) Water b) Land c) Both (water and land)
a) Water
Which of the following group of animals are ALL cnidarians? a) Earthworms, jellyfish and coral b) Sponges, jellyfish and sea anemones c) Sea anemones, jellyfish and coral
c) Sea anemones, jellyfish and coral
Of what are the bodies of cnidarians made of? a) Cartilage b) Jelly-like substance and water c) Jelly-like substance
b) Jelly-like substance and water
Which is the simplest animal? a) Annelid b) Cnidarian c) Sponge
c) Sponge
What is the name of the small holes that make up the body of sponges? a) Tunnels b) Pores c) Tubes
b) Pores
What is the function of pores in the sponges? a) To scare off predators b) To filter food and oxygen from the water c) To filter only food from the water
b) To filter food and oxygen from the water
