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bio practical
| Question | Answer |
|---|---|
| What Phylum are sponges in? | Phylum Porifera |
| What is the simplest sponge? | Grantia |
| What is the sponge Euplectella made of and why is it unusual? | It is made up of Silica and is unusual because it traps shrimp |
| The Phylum ______ body wall has two cellular layers _______(outside) and __________/____________(inside) | cnidaria,ectodermis,endodermis,gastrodermis |
| What separates the two true bodies in the Phylum Cnidaria? | gelatinous mesoglea |
| What are the two basic body plans in the Phylum Cnidaria? | Medusa aka polymorphism and polyps |
| Tentacles have stinging cells called________ containing small, barbed harpoonlike structures called _______. | cnidocytes,nematocysts |
| Hydras are in what class? | Class Hydrazoa |
| In the Class Hydrazoa, what is the dominant stage? | Polyp stage is dominant |
| Definition: a marine colonial hydroid( has specialized polyps that serve different functions such as reproductive and feeding) | What is Obelia |
| Definition: Portugese man-of-war is a floating colony of polymorphic polyps( gas filled sacs keep it afloat), can be up to 45 feet long | What is Physalia |
| Jellyfish are in what class and Phylum? | Class Scyphozoa Phylum Cnidaria |
| What is the dominant stage for the jellyfish(Class Scyphozoa) | Medusa |
| Definition: the moon jellyfish | What is Aurelia |
| Anemones and Corals are in what Phylum and Class? | Phylum Cnidaria Class Anthozoa |
| The Class Anthozoa only have what stage? | Polyp stage only, no medusa stage |
| Class________ are the largest class of Cnidarians | Class Anthozoa |
| Name the three classes in the Phylum Cnidaria? | Class Hydrazoa Class Scyphozoa Class Anthozoa |
| What class and phylum are tubellarians (flatworms) in? | Phylum Platyhelminthes Class Turbellaria |
| ______ are flatworms that prey on other animals and are hermaphroditic | Turbellarians |
| ______ aka Planaria | Dugesia |
| Class Cestoda aka _______ | Tapeworms |
| Humans infect themselves with ______ (pork tapeworm) by eating uncooked meat from pigs, often intermediate hosts) | Taenia |
| What is the difference between a mature and gravid proglottid? | Mature proglottids have unbranched uterus, ovary, genital pore, testes, and vitelline gland. Gravid proglottids have branched uterus, filled with eggs |
| What are the two classes in the Phylum Platyhelminthes? | Class Turbellaria Class Cestoda |
| Phylum Nematoda aka_________ | Roundworms |
| Definition: inhabits the intestines of humans and pigs | What is Ascaris |
| Definition: causes elephantiasis (clogs lymphatic system) | Filaria |
| Definition: lives under the skin of humans but crawls to the eye | The eye worm or Loa loa |
| __________ aka pinworm usually affects children | Enterobius |
| Class Gastropoda contains: | Snails |
| Class Bivalvia contains: | Clams, Oysters, Scallops, and Mussels |
| Class Cephalopoda contains: | Squid |
| Name the three classes in the Phylum Mollusca? | Class Gastropoda, Class Bivalvia, and Class Cephalopoda |
| Clam worms, Earthworms, and Leeches are in what Phylum? | Phylum Annelida |
| Most distinctive characteristic of the Phylum Annelida is _________ | segmentation |
| Phylum Annelida have ______( small, bristle-like appendages) often occuring in pairs | setae |
| Clam worm is in what phylum and what class? | Phylum Annelida, Class Polychaeta |
| Definition: each segment bears a pair of fleshy appendages called parapodia | Clam worm |
| Definiton: moves by alternating contractions of circular and longitudinal muscles | Lubricus aka Earthworm |
| What class is the Lubricus( Earthworm) in? | Class Oligochaeta |
| Leeches are in what class? | Class Hirudinea |
| What are the three classes in the Phylum Annelida? | Class Polychaeta(Clam worm), Class Oligochaeta (Lubricus), and Class Hirudinea( Leeches) |
| The Phylum Anthropoda exoskeleton is made up of_____, a long chain of nitrogen- containing sugar molecules arranged in strong fibers | chitin |
| Chiting maybe be ______ as a butterfly or as ______ as the shell of a lobster. | soft, hard |
| Class Merostomata = | Horseshoe crab |
| Class Arachnida = | Scorpions, Spiders, Ticks, Mites, Deadly Longlegs |
| Class Crustacae= | Crayfish, Crabs, Shrimps |
| Class Chilopoda= | Centiopedes |
| Class Diplopoda= | Millipedes |
| Class Insects= | FLies Grasshoppers Butterflies, Beetles, and Others |
Created by:
malcD
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