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ZoologyT2D5
Day 5 lecture notes zoology
| Question | Answer |
|---|---|
| These differ from oligocheta because they have no hydrostatic skeleton | P-Annelida C- Hirudinea |
| These have a proboscis tooth like structure to dig into flesh of prey & suck blood | P-Annelida C- Hirudinea |
| Other ______secreate enzymes that strip away flesh | P-Annelida C- Hirudinea |
| They parasitic and secrete antiseptic to help wounds while they feed | P-Annelida C- Hirudinea |
| They also keep blood from clotting while they feed | P-Annelida C- Hirudinea |
| They can take in up to 10x their body mass when feeding | P-Annelida C- Hirudinea |
| These have many hairs are mostly marine and are largest in number and in size | P-Annelida C- Polychaeta |
| They are free living or they may borrow to the bottom and secrete test that they will live in | P-Annelida C- Polychaeta |
| P-Annelida C- Polychaeta extend _________ up to catch food | parapodia |
| These show a high sensory system | P-Annelida C- Polychaeta |
| P-Annelida C- Polychaeta are also called _______ | clam worms |
| This phylum has jointed leg appendages the largest population in terms of diversity and 3 out of 4 all animals is this | P-Anthropoda |
| 600 million years ago this period was defined as the period of the arthropods or trilobites | P-Arthropod |
| Their exoskeleton are composed chitin and used for protection and movement | P-Arthropod |
| _____is the process where arthropods shed their skeleton and grow a new one | Ecdysis |
| P-Arthropod are evolutionarily linked to ____ | annilides |
| These have chitin but are not rigid and include walking and velvet worms | P-Onychophora |
| These have have UN jointed appendages, have jaws and have an | P-Onychophora |
| There is no fossil evidence for the origin , some common ancestry evolve trends in anthropoids | P-Onychophora |
| The earliest of them were marine , they underwent fusion and reduction of body segments | P-Onychophora |
| Respiratory is achieved with gills and a tracheal system in | Arthropods |
| Arthropods have a _____circ. System | open |
| ________sensory systems are highly developed with clear cephalization | Arthropods |
| Arthropods includes spiders scorpions and horse shoes, many were _____now just terrestrial | marine |
| Most primitive arthropods feed on small invertebrates and are canidates for largest arthropods | class merostomata |
| These have 6 pairs of appendages 1st veins 2nd pedipalps 3rd 4th 5th 6th are legs | merostomata |
| These are not teeth but inject venom and suck food out | pedipalps |
| Sea spiders are in class | Class Pycnogonida |
| This class includes spiders ticks mites scorpions and chiggers they are also web builders | class arachnida |
| They are the largest and most successful and they were the first of any phylum to invade landand they have gills. | class arachnida |
| _____are the most primitive and successful of class arachnida since 300 biliion years ago | scorpions |
| this class has silk glands and have the tracheal respiration system | class arachnida |
Created by:
joefrank1982
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