MCQ on Food Technology - Microbiological, Biotechnological And Medical Aspects

1. Which is mordant in Grams staining ?

 A) Crystal Violet B) Safranin C) Alcohol D) Iodine

2. The immersion oil used in microscopy will

A) Decrease the numerical aperture 

B) Increase the refractive index

C) Decrease the refractive index 

D) None of the above

3. Aflatoxins are

MCQ on Food Technology - Microbiological, Biotechnological And Medical Aspects

A) Produced by certain fungi 

B) Cancer causing agent

C) Causes immunosuppression 

D) All the above

4. Botulinum toxins are

A) Neurotoxic 

B) Teratogen 

C) Carcinogenic

 D) Mutagen

5. MSA (Mannitol Salt Agar) is generally used for the detection of

A) E. Coli 

B) Staphylococcus aureus

C) Bacillus sp. 

D) Aspergillus nigerum

6. Rotating Biological contactors are employed

 A) Primary treatment of waste water

 B) Secondary treatment of waste water

 C) RBC isolation

 D) Solid waste management

7. This is not a method of enzyme immobilization

A) Encapsulation 

B) Adsorption

C) Nanomaterial immobilization 

D) PAGE

Answers

Learn more:

1. D) Iodine

2. B) Increase the refractive index (MCQ Microscopy)

3. D) All the above

4. A) Neurotoxic 

5. B) Staphylococcus aureus

6. B) Secondary treatment of waste water

7. D) PAGE

Post a Comment

We love to hear from you ! Leave us a comment.

or

If you find any mistake please let us know..

Happy Learning...

Previous Post Next Post