Label the Parts of the Sponge

Tiny pores on the body wall of a sponge that allow water to flow into the sponge's central cavity.

• Ostia

• Osculum

• Spicule

• Collar Cell

Tags

NGSS.MS-LS1-1

Tiny structures that form the skeleton of sponges.

• Spicule

• Ostia

• Choanocyte

• Osculum

Opening through which filtered water is expelled, carrying away waste products from the sponge.

• Osculum

• Spicule

• Choanocyte

• Porocyte

Create water currents that help filter food and trap bacteria within the sponge.

• Flagella

• Osculum

• Spicule

• Epithelial Cell

Transport nutrients and waste.

• Amoebocyte

• Osculum

• Spicule

• Collar Cell

Tags

NGSS.MS-LS1-2

A protective outer layer, forming a skin-like covering that encloses the sponge body.

• Epithelial Cell

• Osculum

• Spicule

• Collar Cell

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which stage number of the sponges life cycle is shown

• 2

• 4

• 6

• 7

• 8

What is the main role of amoebocytes?

• Capturing food

• Movement

• Transporting nutrients

• Respiration

The rapid development of cells is called

• Blastula

• Cleavage

• Myocytes

• Morula

During which stage of life do sponges develop flagella?

• Larva

• Zygote

• Egg

• Morula