READING QUESTIONS:  INVERTEBRATE BIODIGEST 

806-813

**Put the answers on a separate sheet , be sure to label and put your name on it

1.) What is an invertebrate?

2.) What type of symmetry do sponges have?

3.) Sponges belong to what Kingdom and Phylum?

4.) How do sponges eat?

5.) How did cnidarians get their name?

6.) Give 2 examples of cnidarians.

7.) What is the most poisonous cnidarian?

8.) Roundworms belong to which phylum?

9.) How many body opening do round worms have?

10.) How many body openings do flat worms have?

11.) Are all flatworms parasitic? If not, name one.

12.) What are the 3 classes of mollusks?

13.) Where does the shell come from in a snail or clam?

14.) What type of invertebrates is a leech?

15.) What do arthropods have to protect and support their “inards?”

16.) A lobster belongs to which Kingdom and Phylum and Class?

17.) Insects undergo ___ which limits competition between adults and their young?

18.) Give 2 examples of echinoderms.

19.) What type of symmetry do echinoderms have?

20.) How do echinoderms move?

21.) A radula is to a snail as a(n) ________ is to a jellyfish?

 

VOCABULARY

BLASTULA                                          SESSILE                                 BILATERAL SYMMETRY

ASYMMETRY                                     RADIAL SYMMETRY                        ENDOSKELETON

EXOSKELETON                   EXTERNAL FERTILIZATION          INTERNAL FERTILIZATION

HERMAPHRODITE                            MEDUSA                                              NEMATOCYST

CNIDOCYTE                                         POLYP                                                   CLOSED CIRC SYSTEM

PHARYNX (727)                  PROGLOTTID                                      SCOLEX

OPEN CIRC SYSTEM                          MANTLE                                              NEPHRIDIA

RADULA                                              GIZZARD                                              SETAE

CEPHALOTHORAX                           MANDIBLE                                          MALPIGHIAN TUBES

MOLTING                                             PARTHENOGENESIS                         PHEREMONE

METAMORPHOSIS                            TUBE FEET                                           WATER VASCULAR SYSTEM

NOTOCHORD