Download Zoology Semester Exam Study Guide

Zoology Semester Exam Study Guide Introduction MAKE SURE YOU KNOW ACOELOM, EUCOELOM, AND PSEUDOCOELOM. Be able to identify a picture of each. __________ 1. Cephalization a. is a feature of most invertebrates, including sponges b. is characterized by the concentration of sensory and brain structures in the anterior end c. results when the brain does not develop properly d. occurs in marine protozoa __________ 2. Many animals have a head that is located at the _______ end of their body and a tail that is located at the _______ end of their body. a. Dorsal; ventral c. Anterior; posterior b. Ventral; dorsal d. Posterior; anterior __________ 3. In a ________________________ digestive system, there are two openings so food enters one opening and exits the other. a. Closed c. Bidirectional b. Open d. Unidirectional Sponges __________ 4. Sponges are in Phylum a. Cnidaria c. Mollusca b. Porifera d. Annelida __________ 5. The outer pores in sponges are called a. Spicules c. Pinacocytes b. Choanocytes d. Porocytes __________ 6. Sponges obtain food a. With spongin b. By filtering small organisms from the water c. By using their spicules to paralyze protozoa d. By photosynthesis __________ 7. In sponges, currents that draw water through the organism are created by a. Spicules c. Choanocytes b. Gemmules d. Amoebocytes __________ 8. If part of a sponge is broken or cut off, that part can regrow through a process called a. Reproduction c. Regeneration b. Neurogenesis d. Spinogenesis __________ 9. Sponges can reproduce a. Sexually, using the production of sperm and eggs b. By the budding of new sponges from the parent c. All of the above Cnidarians __________ 10. The defense structures in Cnidarians are a. Cnidocytes c. Amoebocytes b. Choanocytes d. Colloblasts __________ 11. Squid, octopus, and chambered nautilus are in which Phylum. a. Cnidaria c. Annelida b. Mollusca d. Porifera __________ 12. The type of symmetry that cnidarians have is _________________. a. Axial c. Radial b. Sagittal d. Bilateral __________ 13. Which of the following are NOT found in cnidarians? a. Gastrovascular cavity c. Tentacles b. Choanocytes d. Nematocysts __________ 14. The phylum Cnidaria includes all of the following except a. Sea anemones c. Corals b. Jellyfish d. Squid __________ 15. The outer cell layer of a cnidarian is the a. Ectoderm c. Mesoglea b. Epidermis d. Endoderm Worms __________ 16. In the earthworm, digestion and absorption take place in the a. esophagus c. crop b. intestine d. gizzard __________ 17. Which class of Annelida helps to aerate the soil? a. Oligochaeta c. Hirudinea b. Polychaeta d. Annelida __________ 18. What is a segment of an Annelid called? a. prostomium c. septa b. setae d. metamere __________ 19. Which part of the earthworm filters waste from body fluids? a. nephridia c. aortic arches b. prostomium d. crop __________ 20. Choose the correct order for the earthworm digestive system a. mouth, pharynx, gizzard, crop, intestine b. mouth, pharynx, crop, gizzard, intestine c. mouth, crop, pharynx, intestine, gizzard d. mouth, gizzard, crop, intestine, pharynx __________ 21. Earthworms are in Phylum a. Cnidaria c. Mollusca b. Porifera d. Annelida __________ 22. Leeches are found in which class? a. Oligochaeta c. Hirudinea b. Polychaeta d. Annelida __________ 23. The cocoon in the earthworm in produced by the a. clitellum b. prostomium c. calciferous glands d. chlogagen cells __________ 24. The hearts of an earthworm are called a. Aortic arches c. Nephridia b. Prostomium d. Dorsal blood vessels Mollusks __________ 25. The tube-­‐like structure through which water enters and leaves a mollusk’s body is the a. Coelom c. Siphon b. Mantle cavity d. Sinus __________ 26. Which type of mollusks have 2 shells? a. Bivalves c. Cephalopods b. Gastropods d. None of the above __________ 27. A characteristic structure found in many mollusks is the radula, which is involved in a. Opening and closing of the shells b. Jet propulsion c. Reproduction d. Eating __________ 28. Which type of mollusks have 1 shell? a. Bivalves c. Cephalopods b. Gastropods d. None of the above __________ 29. All of the following are characteristics of mollusks except a. Bilateral symmetry b. A complete digestive tract c. An open circulatory system d. A psuedocoelomate body plan Reptiles __________ 30. The membrane that encloses the reptilian embryo and its surrounding fluid is the a. Chorion c. Allantois b. Yolk sack d. Amnion __________ 31. The evolution of __________________ in reptiles was an improvement NOT SEEN in amphibians that allowed reptiles to move out on land away from water. a. Lungs c. Amniotic eggs b. Legs d. Amplexus __________ 32. The most common way a snake moves is _______________, which involves moving forward in an S shaped path. a. Lateral undulation c. Rectilinear movement b. Sidewinding d. None of the above __________ 33. Which of the following organisms are in Order Squamata? a. Tuatara and lizards c. Lizards and snakes b. Turtles and tortoises d. Alligators and crocodiles __________ 34. Gas exchange in reptiles takes place with _________________. a. Lungs c. Lungs and skin b. Gills d. Skin and gills __________ 35. Venom that works on the nervous system by disrupting nerve pathways, which is dangerous to respiratory and heart functions is a. hemotoxic b. neurotoxic __________ 36. Venom with proteins that attack the circulatory system, destroy red blood cells, and disrupt the clotting power of blood is a. hemotoxic b. neurotoxic __________ 37. The domed dorsal shell in turtles is called a. plastron c. scutes b. carapace d. rectilinear __________ 38. Reptiles excrete their nitrogen waste in the form of _________________________. a. Uric acid b. Urea diluted with water as urine c. Ammonia through their gills like fish d. None of these; they don’t excrete nitrogen waste __________ 39. Oviparous means a. embryo develops in the mother’s uterus and young are born live. b. embryo develops in an egg inside the mother’s body and young are born live. c. embryo develops in an egg laid outside the mother’s body then hatches. d. embryo develops partially in the mother’s uterus, is born undeveloped, and develops further in a pouch. __________ 40. Ovoviviparous means a. embryo develops in the mother’s uterus and young are born live. b. embryo develops in an egg inside the mother’s body and young are born live. c. embryo develops in an egg laid outside the mother’s body then hatches. d. embryo develops partially in the mother’s uterus, is born undeveloped, and develops further in a pouch. __________ 41. Which of the following organisms are in Order Chelonia? a. Tuatara and lizards c. Lizards and snakes b. Turtles and tortoises d. Alligators and crocodiles Birds __________ 42. In birds, the opening that helps with reproduction and releases wastes is called the a. proventriculus c. gizzard b. crop d. cloaca __________ 43. Bird feathers around the mouth and face are called a. filoplumes c. downy b. bristles d. semiplume __________ 44. Birds are in Class a. Animalia c. Squamata b. Chordata d. Aves __________ 45. Bird feathers used for insulation are called a. filoplumes c. downy b. bristles d. semiplume __________ 46. In birds, the ____________________ serves as the stomach, with special enzymes that help break down food. a. proventriculus c. gizzard b. crop d. cloaca __________ 47. Birds are a. Oviparous c. Viviparous b. Ovoviviparous d. None of the above.