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Bacteriological Media MCQ Questions & Answers

Bacteriological Media MCQs : This section focuses on the "Bacteriological Media". These Multiple Choice Questions (MCQs) should be practiced to improve the Bacteriological Media skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.

Question 1

Which of the following is used as a solidifying agent for media?

A. Beef extract
B. Peptone
C. Agar
D. Yeast extract

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Question 2

Colony formation can be observed in liquid media broth.

A. True
B. False

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Question 3

Which of the following is a characteristic of beef extract?

A. product resulting from the digestion of proteinaceous materials
B. aqueous extract of lean beef tissue
C. aqueous extract of yeast cells
D. complex carbohydrate obtained from certain marine algae

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Question 4

Which of the following is a Complex media for fungal growth?

A. Nutrient broth
B. Luria-Bertani media
C. Potato Dextrose Agar(PDA) media
D. Mac Conkey Agar media

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Question 5

The isolation of gonorrhea-causing organism, Neisseria gonorrhoeae by the use of certain antibiotics in media is an example of which of the following?

A. Selective media
B. Differential media
C. Enriched media
D. Assay media

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Question 6

Which of the following bacteria requires nicotinic acid as a growth factor in their media?

A. Proteus vulgaris
B. Nitrosomonas sp.
C. E. coli
D. Leuconostoc mesenteroides

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Question 7

Nutrient broth, a liquid media contains beef extract and peptone respectively in how much amounts?

A. 0.2%, 0.4%
B. 0.1%, 0.6%
C. 0.3%, 0.5%
D. 0.7%, 0.3%

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Question 8

Which of the following are functions of Maintenance Media?

A. used for assay of vitamins, amino acids
B. used for determining the bacterial content
C. used for determining the type of growth produced by bacteria
D. used for the maintenance of the viability and physiological characteristics

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Question 9

Which of the following instrument is used for sterilizing the media after it has been prepared?

A. Autoclave
B. Laminar Air Flow Chamber
C. Inoculum Needle
D. Incubator

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Question 10

Which of the following is a rich source of B vitamins?

A. Peptone
B. Yeast extract
C. Beef extract
D. Agar

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