- 16 Which Of The Following Microorganisms Cannot Be Seen With A Bright Field Compound Microscope A Algae B Aspergillu 1 (81.28 KiB) Viewed 67 times
16. Which of the following microorganisms cannot be seen with a bright field compound microscope? A) Algae B) Aspergillus sp. C) Pseudomonas sp. Entamoeba histolytica E) Varicella 17. Meat tenderizer, laundry presoak, wound cleaning and leather manufacture all use and/or contain produced by Bacillus species A) proteases B) amylase C) glucose isomerase D) pectinases E) organic acids 18. Slide culture technique may be employed for the microscopic examination of A) Chlorella B) Lactobacilli C) Herpes Simplex D) Penicillium E) Giardia lamblia 19. The algae that are characteristically associated with polluted waters are A) Volvox sp. and Proteus sp. B) Oscillatoria sp. and Anabena sp. C) Necator sp and Taenia sp D) Hemophlilus sp. and Micrococcus sp. E) either of the above 20. Which group of organisms serves as biological vectors of many human diseases A) nematodes B) trematodes C) cestodes D) protozoa E) arthropods 21. Growth of Serratia species all around a disc impregnated with streptomycin A) the rate of diffusion was very slow B) the organism is resistant C) glucose was fermented D) possess flagella E) none of the above = identify 22. The industrial production of vaccines against virus diseases of animals and humans involves growing strains of the virus in A) corn liquor, soy bean meal B) plant callus tissue C) tissue cultures or embryonated eggs of animals D) Barley and rice grains E) artificial media supplemented with peptone and sugars 23. A yeast like organism has been isolated from a sputum specimen. The organism, when placed in human serum, forms elongation of the terminal bud. The organism is more than likely A) Saccharomyces cerevisiae B) Cryptococcus neoformans C) Microsporum gypsum D) Aspergillus fumigatus E) Candida albicans 24. Which of the following is not true for microorganisms such as Penicillum, Saccharomyces or Plasmodium? A) have a plasma membrane B) the genome is a single circular DNA molecule C) the genome is arrange in chromosomes D) have mitochondria E) all of the above 25. Conidia formation, which varies according to genus and species, may be observed by means of A) front and reverse macroscopic testing B) direct wet mount examination in 10% KOH C) slide culture examination D) all of the above of the above identify none