16 Mannitol Salt Agar Is Selective For A Grams Positive Hacteris Gram Negative Bacteria C Growth In The Presence Of B 1 (34.43 KiB) Viewed 34 times
16 Mannitol Salt Agar Is Selective For A Grams Positive Hacteris Gram Negative Bacteria C Growth In The Presence Of B 2 (43.01 KiB) Viewed 34 times
16. Mannitol salt agar is selective for a) Grams positive hacteris Gram negative bacteria c) Growth in the presence of bile y Salt tolerance 7 17) How zone size may be affected? c) Temp and pi 4). All of the above 18) MIC-minimum inhibitory concentration: Lowest concentration of antimical drug that prevents visible growth of microorganism after incubation with medis. b) False 19). Mycolic acid is a glue-gel like substance that gives acid-fast cell higher affinity for counter stain and resistance to decolorization. b) False 20). The Ziehl-Nielsen staining method is used to identify members of g a) True b) False 21). The results of Endospores staining indicates that the spores are are red. a) Red; mycolic acid b) Boch a and c are correct c) Green; Vegetative mother cells d) None of the above 22). EMB is toxic to gram negative allowing only gram positive to grow, while MSA is selective for gram negative a) Truc b) False 23). animal tissue used. is a medium that is defined where all used chemicals are known, no plant or a) Differential Media b) Selective media c) Synthetic media d) Botha and care correct
9). Synthetic media has its carbon source and needs a) Water b) Salt c) Glucose d) All of the above 10). EMB media contains Lactose & Sucrose which are permeable lipids which encourage fecal organism. a) True b) False 11). MLA is an agar that is selective for Gram positive bacteria and selective for growth of enteric bacteria (gram negative rods and facultative anaerobes). a) True b) False 12). The presence of this waxy substance on cell walls makes the cell have a higher vulnerable to primary stains but more resistance to decolorization by alcohol a) Acidic acid b) Mycolic acid c) Sporic acid d) Hydroxyl acid for bacterial growth. 13). Zone of inhibition is an area of media where bacteria are able to grow due to presence of drug that hampers growth. a) True b) False 14). The Ziehl-Nielsen staining method uses heat as part of staining process known as k-kinyon methos "cold method". a) K-kinyon method b) ZN method c) Cold method d) Both a and c are correct 15). Differential media and selective media are a type of media that contain bacteria to grow, and can be in the form of Or a) Nutrients; liquid; solid b) Nutrients; liquid only c) Nutrients; solid only d) None of the above for
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