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Practice Exam for BIOL 165

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University of Waterloo
BIOL 165
Kirsten M Muller

1. The Phylum Onychophora, also known as velvet worms or walking worms, represent what stage in evolution? (pg267) a) Unsegmented ecdysozoans to arthropods with segments and jointed legs b) Courtship rituals where minor changes lead to rapid evolution c) Ecdysozoans evolving cuticles which they replace during development 2. What do free living Nematodes NOT feed on? (pg 266) a) Fungi b) Algae c) Humans d) Bacteria 3. What organism has large numbers of symbiotic algae growing in them? (pg263) a) Tridacna gigas (giant clam) b) Marine Chitons c) Nautilus d) Scallops 4. Which phylums’s body is NOT bilaterally symmetrical? (pg260, pg269, pg284, pg241) a) Mollusca b) Arthropoda c) Chordata d) Cnidara 5. Which trait is not shared by all the organisms in the Phylum Chordata? (pg283, pg254) a) Notochord b) Pharyngeal Pouches c) Postanal Tail d) Parapodia 6. Which of the following organisms are sessile? (pg285, pg 242, pg 245) a) Urochordata/Tunicates (sea squirts) b) Anthozoa (Sea anemones and coral reefs) c) Scyphozoans (jellyfish) d) Both a and b e) All of the above 7. The _______ and ________ fungi produce conidia. (Pg210) a) Coelomycetes and ascomycetes b) Hyphomycetes and coelomycetes c) Basidiomycetes and ascomycetes d) Hyphomycetes and ascomycetes 8. Which of the choice is NOT a type of ascoma? (pg203) a) Peziza (cup shaped) b) Sordaria (flask shaped) c) Uncinula (spherical cleistothecial, 1 layer) d) Venturia (flask shaped pseudothecial, 2 layers) e) All of the above are types of ascoma 9. What is NOT TRUE about eumycotan fungi? (Pg196) a) The teleomorph is the asexual phase b) They all have flagellate cells at some point in their life cycle c) Higher classification of eumycotan fungi are based on the traits of anamorphs d) All of the above is false 10. Which of the following belongs to the Phylum Dikaryomycota? (pg199, p189, p 191, p197) a) Lichens b) Downy Mildews c) Chytrids d) Zygomycetes 11. Which of the following is NOT TRUE about Tracheophytes? (Pg121) a) Tracheids and vessels are the primary water conducting cells b) They have dominant gametophytes c) Most tracheophytes are flowering plants d) They are divided into 3 main groups e) Al of the above is correct 12. Which of the following types of fungi’s hyphae have dolipore septa? (Pg214) a) Holobasidiomycetes b) Teliomycetes c) Phragmobasidiomycetes d) a and c e) all of the above 13. Choose one INCORRECT statement about Metazoans. (p230) a) most Metazoans are diploid dominant and produce gametes via meiosis b) there are many differences between organisms on how the zygote develops into the adult c) in many Metazoans, fertilization is a chance event and gametes are released into the environment d) some Metazoans reproduce faster through parthenogenesis. e) All of the above are true 14. Which of the following is correct? (p231) a) Coelomates have a body cavity lined with mesodermal peritoneum b) Acoelomates has a body cavity that is not lined by a peritoneum c) Pseudoceolomates lack a cavity d) B and c e) All of the above are correct 15. How do polychaetes differ from other annelids? (p257) a) They have a well-differentiated head with specialized sensing organs b) They have parapodia on most segments that are involved with locomotion, mating or respiration c) They have a clitellum d) All of the above 16. Which subphylum shows the 4 traits of chordates in the simplest form? (p286) a) Cephalochordates b) Urochordata c) Vertebrata d) Echinodermata (it’s actually its own phylum) 17. Which of the following have organisms that are not parasitic? (p266, p248, p222, p237) a) Nematodes b) Platyhelminthes (most are parasitic) c) Teliomycetes d) Porifera 18. In what period did seed plants first appear? (p149) a) Carboniferous Period b) Devonian Period c) Cretaceous Period d) Cambrian Period 19. Which of the following is not part of the ovule? (p150) a) Integument b) Nucellus aka megasporangium c) Female gametophyte d) a and b e) all of the above 20. What is a pollen grain? (p152) a) immature male gametophyte of seed plants b) the embryonic next-generation sporophyte of seed plants c) post fertilization ovule d) ovule integument 21. Which of the following is not a gymnosperm? (p155, p142) a) Cycadopsida b) Pteridospermopsida c) Pteridophyta d) Ginkgopsida 22. Choose one incorrect statement. (p269, p237, p281, p288) a) Phylum Arthropoda has a simple muscle system that is detached from the exoskeleton b) The body of a sponge consists of masses of cells imbedded in a gelatinous matrix c) Echinodermata have no head or brain and a reduced blood vascular system d) Subphylum Vertebrata should be more appropriately named craniates 23. What is true about prokaryotic cells compared to eukaryotic? (pg34) a) Prokaryotic cells do not have the nucleus, endoplasmic reticulum, mitochondria and chloroplasts while eukaryotic cells do. b) Prokaryotic cells do not have the nucleus, nucleolus, endoplasmic reticulum, mitochondria and chloropla
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