Classification of Animals

Phylum Porifera are also known as..........

• Sponges

• Cnidoblasts

• Cnidarians

Where are sponges mostly found?

• Land

• Water

• Sea water

• Fresh water

What is the function of pores in sponges?

• water containing oxygen and water enters the body

• water containing oxygen and water moves out from the body

• stinging cells

• eating

Where is the large pore found on the body of Phylum Porifera and what is it known as?

• Top, Osculum

• Bottom, Osculum

• Right, dendrons

• Left, dendrons

True or False? Phylum Porifera move from one position to another because they are animals.

• False

• True

Sycon is an example of

• Phylum Porifera

• Cnidarians

• Cnidoblasts

• Phylum

Give an example of Phylum Porifera.

• Spongilla

• Hydra

• Jellyfish

• None of these

Coelenterates have .......... symmetrical body.

• radially

• horizontally

• vertically

• none of these

How many openings do Cnidarians have. Name it/them?

• one, mouth

• infinite, hair

• two, stomach

The mouth of a Cnidarian is surrounded by a number of finger like structures called ...........

• Ten

• Tentacles

• hollow

• None of these