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
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