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Basic Biology Practice Test: Basics of Invertebrates
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Basic Biology Practice Test: Basics of Invertebrates
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25 Questions

1. What distinguishes complete metamorphosis from incomplete metamorphosis in insects?
2. How many of the following can be observed in the mesohyl of various undisturbed sponges at one time or another? 1.amoebocytes 2.spicules 3.spongin 4.zygotes 5.choanocytes
3. If a lung were to be found in a mollusc, where would it be located?
4. Which of the following describe(s) echinoderms?
5. Which chemical is synthesized by some sponges and acts as an antibiotic?
6. Against which hard structure do the circular and longitudinal muscles of annelids work?
7. The water vascular system of echinoderms
8. A shared derived characteristic for members of the arthropod subgroup that includes spiders would be the presence of
9. Which clade in the phylum Cnidaria includes 'jellies' with rounded (as opposed to boxlike) medusae?
10. Corals are most closely related to which group?
11. While sampling marine plankton in a lab, a student encounters large numbers of fertilized eggs. The student rears some of the eggs in the laboratory for further study and finds that the blastopore becomes the mouth. The embryo develops into a trochophore larva and eventually has a true coelom. These eggs probably belonged to a(n)
12. Which of the following are entirely, or partly, composed of calcium carbonate?
13. Sponges are most accurately described as
14. One should expect to find the '9 + 2 pattern' of microtubules in association with the feeding apparatus of which of the following?
15. The larvae of many common tapeworm species that infect humans are usually found
16. In terms of food capture, which sponge cell is most similar to the cnidocyte of a cnidarian?
17. A sponge's structural materials (spicules, spongin) are manufactured by the
18. Humans most frequently acquire trichinosis by
19. Which of the following is a diploblastic phylum of aquatic predators?
20. The heartworms that can accumulate within the hearts of dogs and other mammals have a pseudocoelom, an alimentary canal, and an outer covering that is occasionally shed. To which phylum does the heartworm belong?
21. Which of the following is found only among annelids?
22. What would be the most effective method of reducing the incidence of blood flukes in a human population?
23. Which of the following is a characteristic of nematodes?
24. A terrestrial mollusc without a shell belongs to which clade?
25. A radula is present in members of which clade(s)?

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