2. Unit ( 9 & 10: Microbes) Click to begin

4. Which of the following is true of all algae (plant-like protists)? A.) eukaryotic B.) unicellular C.) heterotrophicD.) multicellular L A.) correct answer F

6. A _____ is a nonliving particle that reproduces inside a host cell. A.) bacteriumB.) virus C.) parameciumD.) spore L B.) correct answer F

8. A.) protistsB.) archaebacteria C.) fungiD.) eubacteria LF B.) correct answer Thermophiles live in extremely hot temperatures such as the boiling water spewing from hydrothermal vents. These organisms are most likely classified into which kingdom?

10. A.) Canis B.) Chordata C.) Animalia D.) Carnivora LF Canis lupus and Canis rufus are both wolves in the class Mammalia. They are members of the genus _____. A.) correct answer

12. A.) autotrophs B.) unicellular C.) heterotrophsD.) prokaryotic LF Fungi are considered “Earth’s decomposers.” All fungi are _____. C.) correct answer

14. A.) get a vaccine B.) take antibiotics C.) exercise D.) avoid medicine LF A person with strep throat should ____ to speed recovery. B.) correct answer

16. A.) movementB.) pumping water C.) eatingD.) both A & C LF What is the purpose of the cilia on a Paramecium? D.) correct answer

18. A.) natural selection B.) vaccine failure C.) speciation D.) spontaneous generation LF Bacteria becoming resistant to an antibiotic is an example of _____. A.) correct answer

20. A.) photosynthesis B.) binary fission C.) fermentation D.) fragmentation LF Yeasts are unicellular fungi that are useful for baking bread in the anaerobic process of ______. C.) correct answer

22. A.) genusB.) phylum C.) kingdomD.) family LF Which of the following is the largest group of organisms? C.) correct answer

24. A.) pseudopodsB.) unicellular C.) heterotrophic D.) autotrophic LF Amoebas are animal-like protists called protozoans. Which of the following is NOT true about amoebas? D.) correct answer

26. A.) sporesB.) conjugation C.) spontaneous generation D.) binary fission LF Which of the following is an asexual reproductive process that enables bacteria to quickly colonize a new habitat? D) correct answer

28. A.) fungiB.) green algae C.) brown algae D.) autotrophic bacteria LF Plants are thought to have evolved from ____ over 550 million years ago. B.) correct answer

30. A. obligate aerobe B.) decomposer C.) obligate anaerobe D.) autotroph LF Tetanus is a disease caused by a bacterium that survives well in an environment that lacks oxygen. This bacterium is considered a(n) _____. C.) correct answer

32. A.) bacteriaB.) plants C.) unicellular fungi D.) all microbes LF Which of the following convert atmospheric nitrogen into nitrates in the soil in a process called nitrogen fixation? A.) correct answer

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