Sponges test

Which of these best describes how sponges eat?

• Sponges lure prey in with bio-luminescent chemicals.

• Sponges sting and stun prey that come near their pores.

• Sponges filter-feed by pumping water through their many chambers.

• Sponges trap small bits of food in the cilia near their mouth.

This is a protein found in all animals and it provides support for sponges.

• collagen (spongin)

• spicule

• choanocyte

• plankton

These crystalline structures are found in certain sponges. They provide a rigid and brittle structure for the sponge.

• collagen

• spicules

• choanocytes

• plankton

Which of these statements BEST describes why sponges are considered to be one of the simplest animals in the animal kingdom?

• Sponges lack a brain, muscles, nervous system, and appendages

• Sponges do not hunt for prey

• Sponges are sessile (cannot move)

• Sponges are considered to be one of the oldest living organisms

In which of these environments can sponges survive?

• Fresh water

• Saline (salty) water

• atrtic water

• tropical water

• all of the above

Look at the following sponges. The large opening at the top with the blue arrow is called the...

• ostia

• osculum

• collar cell

• chamber

Tags

NGSS.MS-LS4-2

True or False? Sponges can reproduce sexually with sperm and egg cells.

• true

• false

Tags

NGSS.MS-LS3-2

Which of these BEST describes flagellum?

• stinging cells that release toxin into prey

• tail-like feature on a cell used for movement

• web like structure that traps food

• small openings that cover a sponge

Why have sponges been able to survive better than other species of animals?

• They have learned to adapt and survive in various climates

• Sponges can reproduce both asexually and sexually

• Sponges do not have very many predators, some have a lot of spicules

• all of the above

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

Which of these is NOT a function of tentacles?

• capturing prey

• fighting other cnidarians

• helping the animal swim

• storing and using toxin