PORTAGE LEARNING BIOD 101 MODULE 2 AND STUDY GUIDE EXAMS THIS YEAR WITH COMPLETE 200 QUESTIONS AND CORRECT ANSWERS

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PORTAGE LEARNING BIOD 101 MODULE 2 AND STUDY
GUIDE EXAMS THIS YEAR WITH COMPLETE 200
QUESTIONS AND CORRECT ANSWERS


Question: What is commensalism? Give an example. - CORRECT ANSWER✔✔when one
organism benefits and the other is unharmed or unaffected. Bacteria that lives on human skin




Question: What is parasitism? Give an example. - CORRECT ANSWER✔✔The host is harmed
while symbiont exploits a benefit. Pathogenic bacteria that colonize a host and damages tissues




Question: What are some common phyla in the eubacteria kingdom? - CORRECT
ANSWER✔✔Proteobacteria, bacteriodetes, actinobacteria, cyanobacteria




Question: What 3 shapes can bacteria be? - CORRECT ANSWER✔✔Spherical/coccus, rod
shaped/bacilli, spiral shaped




Question: What color stain is gram positive? - CORRECT ANSWER✔✔Dark purple




Question: what color stain is gram negative? - CORRECT ANSWER✔✔pink




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Question: What are the characteristics of the eukaryote domain? - CORRECT
ANSWER✔✔Larger cells, single cell or multicellular, true nucleus, membrane bound organelles,
some cell walls, mitosis and cell cycle, diversity of movement mechanisms




Question: What type of reproduction occurs in the eukaryote domain? - CORRECT
ANSWER✔✔Cell cycle and mitosis




Question: What are cell membranes in the eukaryote domain composed of? - CORRECT
ANSWER✔✔Unbranched fatty acid chains attached to a glycerol via ester linkages




Question: What do eukaryotic organisms use for energy? - CORRECT ANSWER✔✔Oxidative
metabolism on the surface of mitochondria




Question: What 4 kingdoms are in the domain Eukarya? - CORRECT ANSWER✔✔Fungi, protista,
plantae, animalia




Question: Fungi include... - CORRECT ANSWER✔✔Yeasts, molds, rusts, mildews and
mushrooms




Question: Are fungi heterotrophs or autotrophs? - CORRECT ANSWER✔✔heterotrophs




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Question: Do fungi reproduce sexually or asexually? - CORRECT ANSWER✔✔Some reproduce
asexually but most reproduce sexually.




Question: What is hyphae? - CORRECT ANSWER✔✔Thin, threadlike structures that form after
fertilization




Question: What do hyphae consist of? - CORRECT ANSWER✔✔tubular cell walls surrounding
the plasma membrane and cytoplasm of the cells




Question: What are hyphae segmented into? - CORRECT ANSWER✔✔Septa




Question: Septa have large pores to allow for... - CORRECT ANSWER✔✔The flow of cellular
organelles from cell to cell




Question: What allows fungi to extract nutrients from plants? - CORRECT ANSWER✔✔Haustona




Question: Fungi have a rigid cell wall made of ________. - CORRECT ANSWER✔✔chitin




Question: Some parasitic fungi cause ____ infections in plants and humans - CORRECT
ANSWER✔✔Mycotic



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Question: Cells in the Protista kingdom are mostly ____cellular. - CORRECT ANSWER✔✔Uni




Question: Are protists heterotrophs or autotrophs? - CORRECT ANSWER✔✔heterotrophs




Question: What do protists include? - CORRECT ANSWER✔✔Single celled amoeba, algae, slime
molds, euglena, plasmodia




Question: Protists are attracted to light through... - CORRECT ANSWER✔✔Positive
phototropism




Question: Describe binary fission? - CORRECT ANSWER✔✔A parent body pinches into two
halves, resulting in two daughter cells with their own nuclei




Question: Is binary fission sexual or asexual? - CORRECT ANSWER✔✔asexual




Question: What does a contractile vacuole do? - CORRECT ANSWER✔✔pumps excess water out
of the cell




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