Invertebrates

Sponges are in the phyla _________.

• echinodermata

• porifera

• animalia

• sporazoa

Openings in sponges that allow water to enter are called _____.

• spouts

• stomata

• pores

• micros

The sea star is in the ________ group.

• mollusks

• arachnids

• sponges

• echinoderms

All of the members of this classification have jointed appendages and an exoskeleton.

• mollusks

• sea urchins

• sponges

• arthropods

Invertebrates with a soft body and a shell are in the ________ group.

• echinoderms

• worms

• mollusks

• arthropods

An earthworm is in the ________ group of worms.

• segmented

• round

• flat

• mollusk

Sponges use ___________ to obtain food.

• vascular tubes

• filtering

• mulching

• mixing

Spiders are in the ________ group of invertebrates

• insect

• crustaceans

• arachnids

• myriapods

The members of this group have a spiny skin

• mollusks

• echinoderms

• crustaceans

• myriapods

Tags

NGSS.MS-LS4-2

The process of shedding the exoskeleton and growing a new one is called _________.

• shelling

• spiraling

• molting

• melting