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Microbes in Industrial Products

Citric acid c...

Question

Citric acid can be produced from:

A

Aspergillus

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B

Pseudomonas

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C

Clostridium

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D

Saccharomyces

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Solution

The correct option is A
Aspergillus

Citric acid is a commercially important product that has been obtained by submerged fermentation of glucose or sucrose by Aspergillus niger.

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Similar questions

Q. Match column I and column II.
Column I Column II

A.	Aspergillus niger	I.	Ethanol
B.	Clostridium butylicum	II.	Citric acid
C.	Saccharomyces cerevisiae	III.	Cyclosporin A
D.	Trichoderma polysporum	IV.	Butyric acid

Q. Match the columns and choose the correct option.

	Column I		Column II
(i)	Aspergillus niger	(a)	Ethanol
(ii)	Clostridium butylicum	(b)	Statins
(iii)	Saccharomyces cerevisiae	(c)	Citric acid
(iv)	Trichoderma polysporum	(d)	Butyric acid
(v)	Monascus purpureus	(e)	Cyclosporin A

Q. Match the following organisms with the products they produce:

Organism	Product
A. Lactobacillus	I. Cheese
B. Saccharomyces cerevisiae	II. Curd
C. Aspergillus niger	III. Citric acid
D. Acetobacter aceti	IV. Bread
	V. Acetic acid

Q. Match List-I with List-II

	List-I		List-II
(a)	Aspergillus niger	(i)	Acetic Acid
(b)	Acetobacter aceti	(ii)	Lactic Acid
(c)	Clostridium butylicum	(iii)	Citric Acid
(d)	Lactobacillus	(iv)	Butyric Acid

Choose the correct answer from the options given below.

Q. Match the following columns and select the correct option.

	Column I		Column II
(a)	Clostridium butylicum	(i)	Citric acid
(b)	Aspergillus niger	(ii)	Acetic acid
(c)	Acetobacter aceti	(iii)	Butyric acid
(d)	Lactobacillus	(iv)	Lactic acid

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