| A | B |
| castings | What soil that passes through thebody of an earthworm is called. |
| earthworms | An invertebrate that burrows in the soil. |
| mollusks | Clams, oyster, slugs, snails, squids,and octopuses are in this phylum. |
| Leeches | Fasten to skin and drink blood of the host. |
| Tapeworms | Grow in the intestines, robbing host of nutrients. |
| Round worm | live in lymph nodes, intestines, or muscles; drinking bloodand taking nurishment. |
| gastropod | Is the single foot that the snail and slug have. |
| mantle | The tissue in a mollusks thatproduces the shell. |
| conch | A univalve that has a bumpy shell. |
| cowrie | A univalves that has a smooth shell. |
| univalve | These are one-shelled mollusks that live in the sea. |
| bivalve | Mollusks having two matching shells. |
| nudibranch | Is a slug: (a mollusks with no shell) |
| Octopus | Eight long tentacles with suction cups: |
| Squid and cuttlefish: | Ten tentacles and internal shell that protects head. |
| nautilus | Ann external shell with 94 tentacles. Hides in shell. |
| cephalopod | A kind of mollusks that has a foot-head that are combined. |