Given below are two statements, one is labelled as Assertion (A)...

All Subjects General Agriculture Scope and History of Microbiology Microbial Genetics Microbiological Quality of Milk Microbiology of Processed Foods Starter Cultures and Probiotics Quality Assurance Fermentation Technology

Q.81

Dairy Microbiology- ICAR JRF/SRF 2024

Match the Following +4 −1

Match List - I with List - II :

Choose the correct answer from the options given below :

List - I		List - II
A	Bacteriocins Bacteriocins	I	Use of bacteriophages to target and kill specific pathogenic bacteria Use of bacteriophages to target and kill specific pathogenic bacteria
B	Phage therapy Phage therapy	I	Use of naturally occurring or selected microorganisms to inhibit pathogens Use of naturally occurring or selected microorganisms to inhibit pathogens
C	Protective cultures Protective cultures	III	Use of antimicrobial proteins produced by bacteria to inhibit other bacteria Use of antimicrobial proteins produced by bacteria to inhibit other bacteria
D	Lactic cultures Lactic cultures	IV	Use of non-pathogenic microorganisms to outcompete and inhibit harmful bacteria Use of non-pathogenic microorganisms to outcompete and inhibit harmful bacteria

(A) - (II), (B) - (I), (C) - (IV), (D) - (I) (A) - (II), (B) - (II), (C) - (IV), (D) - (I) (A) - (I), (B) - (I), (C) - (IV), (D) - (III) (A) - (IV), (B) - (I), (C) - (I), (D) - (III)

Q.82

Dairy Microbiology- ICAR JRF/SRF 2024

MCQ (Single Correct) +4 −1

What distinguishes bacteriocins from conventional antibiotics?

Bacteriocins are exclusively produced by eukaryotic organisms Bacteriocins have a narrower spectrum of activity compared to antibiotics Bacteriocins are not effective against antibiotic-resistant bacteria Bacteriocins typically target bacterial cells of the same species or closely related species

Q.83

Dairy Microbiology- ICAR JRF/SRF 2024

Assertion & Reason +4 −1

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).

Assertion (A) : Milk-derived bioactive peptides having antimicrobial properties.

Reason (R) : Bioactive peptides in milk can inhibit the growth of pathogenic microorganisms by disrupting their cell membranes.

In light of the above statements, choose the correct answer from the options given below.

Both (A) and (R) are true and (R) is the correct explanation of (A) Both (A) and (R) are true but (R) is NOT the correct explanation of (A). (A) is true but (R) is false. (A) is false but (R) is true.

Q.84

Dairy Microbiology- ICAR JRF/SRF 2024

Statement Based +4 −1

Given below are two statements

Statement (I) : Bacteriocins can reduce the risk of foodborne illnesses by inhibiting pathogens such as Listeria monocytogenes.

Statement (II) : Bacteriocins are recognized as Generally Recognized As Safe (GRAS) by some regulatory agencies

In light of the above statements, choose the most appropriate answer from the options given below.

Both Statement (I) and Statement (II) are correct Both Statement (|) and Statement (II) are incorrect Statement (I) is correct but Statement (II) is incorrect. Statement (I) is incorrect but Statement (II) is correct.