Biotechnology SET Exam Questions and Answers (1-20) | Biotech MCQ

1. ‘Ks ‘ in Monod equation stands for:

A) Substrate utilization coefficient

B) Coefficient of specific growth

C) Substrate saturation constant

D) Substrate affinity constant


2. Single step purification of protein can be attained through:

A) Dialysis

B) Gel filtration

C) Molecular weight cut off filters

D) Affinity chromatography


3. Ion exchange chromatography precisely focus on:

A) Size of the protein

B) Shape of the protein

C) Iso electric pH of the protein

D) Concentration of the protein


4. Divalent cations in the medium must be removed for the fermentative production of:

A) Glutamic acid 

B) Lysine

C) Citric Acid 

D) Lactic acid

Biotechnology SET Questions and Answers

5. The bacteria which is extensively reported for alcohol production:

A) Pseudomonas putida

 B) Bacillus subtilis 

C) Proteus vulgaris 

D) Zymomonas mobilis


6. ’Cider’ is prepared from:

A) Starch B) Pineapple C) Apple D) Grapes


7. ------- is a ‘hard cheese’:

A) Cheddar B) Gorgonzola C) Camembert D) Cottage


8. Sauerkraut is prepared from:

A) Butter B) Buttermilk C) Cabbage D) Maize

9. Which one of the following is polysaccharide with a pentasacharide repeating unit of

glucose, mannose, glucaronic acid and acetyl substituents?

A) Alginate B) Xanthan C) Gelatin D) Pullulan


10. Organs of different species that are related to each other by common descent are called as

A) analogous B) homologous C) homozygous D) phenocopies

11. A palaeontologist discovered an intact specimen of an herbivorous dinosaur preserved in coal tar. He analyzed the stomach content of the animal to understand its diet. Which among the following will be most probably absent in the stomach contents?

A) Tree ferns B) Bamboos C) Pinus D) Cycas

12. How many phosphodiester bonds on an average will be present in a double stranded DNA strand of 68nm length?

A) 100  B) 200  C) 400  D) 800

13. A metal mirror produced in Aranmula alone can be branded and marketed as

‘AranmulaKannadi’. This kind of IPR is:

A) Copy right B) Patent C) Geographical indication D) Traditional Knowledge


14. Which of the following species falls under the category of hydrogen producing bacteria?

A) Thiobacillusthiooxidans

 B) Nitrobacter winogradskyi

C) Alkaligeneseutrophus 

D) Nitrosomonaseuropaea

15. Identify the sterilisation technique for 50% glycerol:

A) Autoclaving B) Filtration C) Irradiation D) Hot air oven

16. ------ is NOT a selective media.

A) Blood agar B) Eosin methylene blue agar C) MacConkey agar D) Mannitol salt agar


17. All the following are lactose fermenting bacteria, except:

A) Klebsiella pneumonia 

B) Pseudomonas aeruginosa 

C) Enterobacter aerogenes 

D) Escherichia coli


18. Which of the given bacteria has flagella and shows positive motility test?

A) Staphylococcus aureus B) Yersinia pestis C) Proteus vulgaris D) Klebsiella pneumoniae


19. Benzylpenicillin is the chemical name for which of the following penicillin?

A) Penicillin V B) Penicillin F C) Phenethicilin D) Penicillin G


20. ------- inhibits protein synthesis by combining with the 50S subunit ribosome.

A) Streptomycin B) Tetracycline C) Chloramphenicol D) Penicillin

Learn more:


Answers:

1. C) Substrate saturation constant

2. D) Affinity chromatography

3. C) Iso electric pH of the protein

4. C) Citric Acid 

5. D) Zymomonas mobilis

6. C) Apple

7. A) Cheddar

8. C) Cabbage

9. B) Xanthan 

10. B) homologous

11. B) Bamboos

12. C) 400

13. C) Geographical indication

14. C) Alkaligeneseutrophus

15. A) Autoclaving

16. A) Blood agar

17. B) Pseudomonas aeruginosa

18. C) Proteus vulgaris

19. D) Penicillin G

20. C) Chloramphenicol

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