Porifera

Porifera

Open Ended

Sponges....why do we care??

Multiple Choice

Sponges have organized tissues.

• True

• False

Multiple Choice

Sponges are sessile, meaning that they cannot move.

• True

• False

Multiple Choice

Water flows through a sponge into the osculum and out of the pore (porocytes).

• Yep looks right

• Nope looks wack

Multiple Choice

Which sponge cells move water through the sponge?

• Porocytes

• Amebocytes

• Choanocytes

• Mitochondria

Multiple Choice

These cells are the swiss army knife of sponge cells. They truly do it all, they wander through the sponge cells carrying nutrients and aid in reproduction. Obviously all who wander are not lost

• Choanocytes (Collar Cells)

• Ameboid Cells (Amebocytes)

• Porocytes (Pores)

• All the cells

Multiple Choice

What are sponge spicules composed of?

• Calcium carbonate

• Silica

• Spongin

• All of these

• Two of these

Multiple Choice

How can sponges reporduce?

• Asexual Reproduction

• Sexual Reproduction

• Both of these

Open Ended

What is one new thing that you learned about sponges?