PracticeExam2_KEYF10

PracticeExam2_KEYF10 - Practice Exam QuestionsExam II 1....

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
Practice Exam Questions—Exam II 1. Which of the following has radial symmetry? a. Sponge b. Sea urchin c. Sea star d. both b and c are correct e. a, b, and c are correct 2. Snails lack a skeleton, sometimes protecting the soft, moist, muscular body within a single shell. This organism belongs to which phylum? a. Mollusca b. Cnidaria c. Echinodermata d. Porifera e. None of the above 3. Which of the following groups of organisms is characterized by being diploblastic? a. Mollusca b. Cnidaria c. Echinodermata d. Porifera e. Arthropoda 4. All of the members of this group are marine organisms, deuterostomes, and exhibit radial symmetry as adults: a. Mollusca
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
b. Cnidaria c. Echinodermata d. Porifera e. None of the above 5. The phylum chordata includes two invertebrate groups, the cephalochordata and the urochordata. All members of this phylum possess which of the following: a. A notochord b. A dorsal nerve cord c. Pharyngeal slits d. Post anal tail at some point in development e. All of the above 6. This organism belongs to which phylum: a. Mollusca b. Cnidaria c. Echinodermata d. Porifera e. None of the above 7. Sponges are always sessile, meaning that they do not move. They lack the muscles and nerves required for coordinated movement. They belong to which phylum? a. Mollusca b. Cnidaria c. Echinodermata d. Porifera
Background image of page 2
e. None of the above 8. Which of the following phyla is characterized by bilateral symmetry? a. Porifera b. Nematoda c. Echinodermata d. Annelida e. Both b and d are correct 9. Horseshoe crabs are crustaceans, have an exoskeleton, jointed appendages and belong to the phylum which is characterized by the most diverse and abundant organisms on Earth: a. Arthropoda b. Platyhelminthes c. Nematoda d. Ctenophora e. Cephalochordata 10. When dissolved solutes travel via the cell wall of plants, we call this the ___ route; but once they reach the ___, specific solutes may be able to enter into the vascular tissue cells. a. Apoplastic; casparian strip b. Apoplastic; sink cells c. Symplastic; casparian strip d. Apoplastic; symplast e. Transmembrane; casparian strip 11. The aquatic organisms pictured below are called diatoms and they are unicellular, eukaryotic, and photosynthetic. They belong to which group? a. protists b. fungi c. archaea d. bacteria e. plantae
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
12. A multicellualr organism which is known for decomposing bread. It produces spores that are dispersed by air. It belongs to which of the following groups? a. Chytrids b. Ascomycetes c. Basiodiomycetes d. Glomeromycetes e. Zygomycetes 13. A unicellular organism that can remain dormant for a long period of time by forming an endospore and which can cause disease would belong to which of the following groups? a.
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 02/17/2012 for the course BIO 181 taught by Professor Milton during the Spring '08 term at N.C. State.

Page1 / 16

PracticeExam2_KEYF10 - Practice Exam QuestionsExam II 1....

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online