BIOL 180 QUIZ 6 WITH QUESTIONS AND ANSWERS

Question 1 of 33 3.0 Points What is an example of a positive relationship between fungi and plants?  A. decay of standing or recently felled trees  B. infection of stored seeds such as corn  C. fungi infecting a potato crop, so that most plants die  D. mycorrhizae increase nutrient uptake in the soil Feedback: Great job. Question 2 of 33 3.0 Points Why were only anaerobic organisms able to live during the first 2 billion years on Earth? Quiz 6  A. the atmosphere was cold  B. the atmosphere was hot  C. the atmosphere was anoxic  D. the atmosphere was hyper-nitrogenous Feedback: Great job. Question 3 of 33 3.0 Points What is one reason for a high rate of resistant bacteria on Earth today?  A. lack of personal hygiene  B. decrease in sleep  C. increase in travel  D. overuse of antibiotics Feedback: Great job. Question 4 of 33 3.0 Points The mitochondria and chloroplasts appear to have originated from what?  A. endosymbiosis  B. fungi  C. host cell  D. protists Feedback: Great job. Question 5 of 33 3.0 Points What type of prokaryote obtains its energy from sunlight?  A. chemoautotroph  B. heterotroph  C. chemotroph  D. phototroph Feedback: Great job. Question 6 of 33 3.0 Points What type of prokaryote obtains its energy from chemical compounds?  A. heterotroph  B. photoautotroph  C. chemotroph  D. phototroph Feedback: Great job. Question 7 of 33 3.0 Points Fungi include all of the following EXCEPT which?  A. mold  B. yeast  C. mushroom  D. bacteria Feedback: Great job. Question 8 of 33 3.0 Points The community of bacteria in the human body provides benefits EXCEPT?  A. Protection from pathogens  B. Increase in antibiotic resistance  C. Development of immune system  D. Maintenance of gut Feedback: Great job. Part 2 of 6 - Chapter 14