Unit 3 Practice TestFungi, Sponges, CnidariansSupplemental InstructionIowa State UniversityLeader: BreannaCourse: BIOL 211 (3)Instructor: Dr. ColbertDate: 10/14/091. Fungi are _____________ organisms.a. Chemoautotrophicb. Mixotrophicc. Chemoheterotrophicd. Photoheterotrophic2. Fungi that consist of a continuous mass containing hundreds or thousands of nuclei are known as _______________.a. Septicb. Coenocyticc. Dikaryond. Chytrids3. The hyphae of parasitic fungi that are modified to penetrate and absorb nutrients from host tissue are calleda. Haustoriab. Ascic. Mycorrhizaed. Septa4. Which choice below generally represents the correct order of events in fungal sexualreproduction?a. Karyogamy, meiosis, plasmogamy, germinationb. Meiosis, plasmogamy, karyogamy, germinationc. Plasmogamy, meiosis, germination, karyogamyd. Plasmogamy, karyogamy, meiosis, germination5. During what stage of fungal reproduction are diploid cells produced?a. Karyogamyb. Meiosisc. Dikaryotic staged. Plasmogamy6. Which feature below is unique to chytrids?a. Asci (spore-producing sacs)b. Zoospores (flagellated spores)c. Cell walls made of chitind. Conidia (asexual spores)7. What is the major feature of glomeromycetes?a. Mycorrhizaeb. Arbusculesc. Ascocarpsd. SorediaSupplemental Instruction1060 Hixson-Lied Student Success Center v 294-6624 v www.si.iastate.edu8. What is the structure illustrated below?a. Zygosporangiumb. Ascosporec. Sporangiumd. Soredia9. An ascus is _______________.a. A saclike structure containing sporesb. An asexual spore-producing structure on a stalkc. A club-shaped cell with spores on its outer surfaced. A cup-shaped structure containing many spore-producing cells on the gill of amushroom10. Lichens are ______________.a. Mutualistic associations of fungi and plant rootsb. Predatory fungic. The sexual state of deuteromycetesd. Symbiotic associations of photosynthesizers and fungi11. What type of lichen is illustrated in the photo below?a. Folioseb. Fruticosec. Crustosed. Shrublike12. A dramatic example of the pathogenicity of certain fungi is the virtual elimination of the American elm by __________.a. Ergotsb. An ascomycetec. A shelf fungued. A rust13. During the development of most animals, cleavage leads to _______________.a. The formation of a zygoteb. A multicelled blastulac. The formation of a gastrulad. Fertilization14. Which of the following correctly lists the embryonic stages in the order that they develop?a. Blastula, cleavage, gastrula, gastrulationb. Cleavage, gastrula, gastrulation, blastulac. Cleavage, blastula, gastrulation, gastrulad. Gastrulation, gastrula, cleavage, blastula15. Unlike other animals, sponges _______________.a. Are unicellularb. Possess cell wallsc. Lack true tissuesd. Exhibit bilateral symmetry16. What phylum do sponges belong to?a. Calcareab. Cnidariac. Silicead. Answers A and C17. A true coelom is _______________.a. A body cavity lined with tissues derived from the endodermb. A body cavity lined with endoderm and mesodermc. A body cavity lined with mesodermd. An abdominal body cavity18. A pseudocoelomate animal is one in which the body cavity is _______________.a. Bounded completely by mesodermb. Bounded completely by endodermc. Bounded partly by ectodermd. Formed from mesoderm and endoderm19. Which one of the following is characteristic of protostomes?a. The blastopore forms the anusb. Ectoderm forms the musclesc. The blastopore forms the mouth.d. They are diploblastic20. Which of the following is true about the phylum Cnidaria?a. They are eumetazoansb. They are diploblasticc. They have organs specifically for reproduction and digestiond. All of the above21. Through what means do coral animals capture their food?a. Tentacles that trap food particlesb. Absorption of predigested food through their cuticlec. Dinoflagellates, photosynthetic protists that live in the coral’s tissues.d. A and C22. Some cnidarians go through both a motile and sessile (attached) stage during their life cycle. The attached stage is called a(n) __________.a. Embryob. Medusac. Larvad. Polyp23. Which of the following is a characteristic of sponges?a. They have collar cellsb. They consist of two layers of cells with a noncellular gelatinous layer between them.c. They have holes, or pores, in specialized cells, through which water entersd. All of the above24. Sponges feed by _______________.a. Filtering small particles from waterb. Scraping bacteria and algae from hard substratesc. Paralyzing small crustaceans with stinging cellsd. Absorbing nutrients from the guts of their hosts25. What would be on the tentacles of this species of box jellyfish?a. Choanocytesb. Cnidocytesc. Cnidocytes that contain nematocystsd. Nematocysts26. What causes coral bleaching?a. Loss of nutrientsb. Predationc. Water coolingd. Loss of dinoflagellates27. What kind of digestive system do cnidarians have?a. Completeb. Incompletec. Partiald. Pseudo28. What are sponges made of?a. Spicules and Sponginb. Calcium carbonate and silicac. Protein onlyd. Answers A and
View Full Document
![BIOL_211__4__Boury_hartnett_Boury_Biol_211_Final_Review[1]](https://media.gradebuddy.com/documents/2807977/0918f742-1a3d-4d7a-ac26-f706ee3c7b63.png)
![BIOL_211__2__Hofmockel_aubriemj_worksheet7[1]](https://media.gradebuddy.com/documents/1581085/79dccfce-ae29-486d-997a-ff3be9cef4a6.png)
Unlocking...