Microbiology Quiz 2 (BIO 210)
Week 2, Quiz 2
Match the microbes with these descriptions (a microbe may be used more than once or not at all!)
==ALGAE:== obtain their energy through photosynthesis and produce most of our oxygen
==ARCHAEA:== are typically found in extreme environments like volcanoes, glaciers, and hot springs
==BACTERIA:== those that live in our gut protect us from pathogens
==BACTERIA:== produce vitamins for our body
==FUNGI:== used to make bread and beer
You have a pond water sample containing a "mystery microbe". You observe it and notice that it has a nucleus and other organelles and it is VERY motile. Which organisms can you ELIMINATE****? (Select all that apply)
fungi
bacteria
Which of these is NOT a characteristic of viruses?
they contain ribosomes
Which of these are characteristics of ==PROTOZOA==?
single-celled organisms
highly motile
found in soil and water
DNA enclosed in nucleus
What was the purpose of the "swan neck" S- shaped bend in the flask that Pasteur used in his experiment?
It trapped microbes from the air in the bent part of the flask so they couldn't get into the broth