BIOLOGY 201 - MULTIPLE CHOICE QUESTIONS (BY CHAPTER)



1. A butterfly goes through which process below:

A. flex B. complete metamorphosis

C. radiate D. incomplete metamorphosis E. flux

2. Fungi are:

A. heterotrophic B. eukaryotic C. made of hyphae

D. saprobes E. all of the above

3. Which of the following phylogenetic groups within the animal kingdom encompasses all the others in the list?

A. rotifera B. deuterostomes C. bilateria

D. arthropoda E. protostomes

4. Bilateral symmetry in the animal kingdom is best correlated with:

A. an ability to sense equally in all directions

B. an ability to capture food from a sessile position

C. symbiotic relationships

D. ventral and dorsal differentiation

E. motility and active predation and escape

5. Different lineages of the Class Reptilia are believed to have given rise to which of the following animal groups?

A. Birds B. Amphibians C. Bony fishes

D. Mammals E. Both (A) and (D)

6. Medusa and polyp body plans are typical of which group:

A. Parazoa B. Cnidaria C. Echinoderms

D. Platyhelminthes E. Porifera

7. Which of the following is radially symmetrical?

A. a donut B. an automobile C. a spoon

D. a dog E. a submarine sandwich (a.k.a. hoagie, sub, grinder, etc.)

8. Unlike other animals, sponges:

A. are unicellular. B. possess cell walls. C. lack true tissues.

D. exhibit bilateral symmetry. E. are prokaryotic.

9. Octopi are most closely related to which of the following organisms?

A. clams B. jellyfish C. starfish

D. earthworms E. crabs

10. There are three major groups of mammals, categorized on the basis of their

A. size. B. habitat. C. method of locomotion.

D. the presence or absence of hair. E. method of reproduction.

11. The innovation that freed vertebrates from being tied to water for reproduction and allowed them to radiate into diverse terrestrial environments was the development of

A. ecdysis. B. the placenta. C. lateral line system.

D. bony appendages. E. amniotic egg.

12. Which of the following classifications would not apply to both dogs and humans?

A. Sub-phylum Vertebrata B. Kingdom Animalia C. Phylum Chordata

D. Order Primates E. Class Mammalia

13. A child brought home a strange animal it found outside under a rock. It had moist skin, a complete digestive tract, a ventral nerve cord, and had gone through torsion. It must be:

A. a lancelet. B. a crustacean. C. a mollusk.

D. a roundworm. E. an annelid.

14. You are eumetazoan, bilateral, and a protostome. What other clade must you belong to in order to be a rotifera?

A. radiata B. cnidaria

C. mollusca D. lophotrochozoa

E. ecdysozoa

15. Tetrapods include:

A.humans B. snakes

C. birds D. salamanders

E. all of the above

16. Animals are:

A. multicellular eukaryotic heterotrophs B. unicellular eukaryotic heterotrophs

C. multicellular prokaryotic heterotrophs D. multicellular eukaryotic autotrophs

E. unicellular prokaryotic heterotrophs

17. The body of a fungus (with the exception of yeast) consists of threadlike _____________ , which form a network called a _____________.

A. mycelia . . . dikaryon B. hyphae . . . chytrid

C. mycelia . . . hypha D. hyphae . . . mycelium

E. sporangia . . . dikaryon

18. Based on our current understanding of the evolutionary relationships among organisms, humans are most closely related to:

A. ray-finned fish B. amphibians C. osteichthyes

D. reptiles E. echinodermata

19. Insects are typically characterized by all of the following EXCEPT:

A. Three pairs of legs B. chelicerata C. wings

D. A head, thorax, and abdomen E. Bilateral symmetry

20. Unlike placental mammals, both monotremes and marsupials:

A. are found in Australia and Africa B. lack nipples

C. include only insectivores and herbivores D. lay eggs

E. have some embryonic development outside the mother's uterus

21. Fungi are classified on the basis of

A. their source of food. B. whether they form molds. C. their sexual stage.

D. their commercial use. E. the number of nuclei that are found in a dikaryon.

22. The Chelicerata:

A. have malpighian tubules B. have three body regions: head, thorax, abdomen

C. have anterior appendages modified as pincers or fangs

D. undergo complete metamorphosis during their life cycles

E. have all of the above (A-D) features

23. The greatest number of described species is found in which of the following groups of organisms?

A. Kingdom Plantae B. Subphylum Vertebrata C. Kingdom Fungi

D. Class Insecta E. Kingdom Animalia

24. The symbiotic association between photosynthetic organisms (algae or cyanobacteria) and fungi is known as a:

A. Mushroom B. Mold C. Mycorrhizae

D. Lichen E. Yeast

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