MCQ | BIOTECHNOLOGY AND ITS APPLICATIONS
- Maximum utilization of the techniques of biotechnology has been made in the field of
(a) Agriculture (b) Medicines
(c) Industries (d) Biogas production
- By the use of biotechnology, in which bacteria production of B2 vitamins has been increased to about 20,000 times
(a) Ashbya gossypi
(b) E. coli
(c) Pseudomonas denitrificans
(d) Propionibacterium shermanii
- Somatostatin is a
(a) Growth hormone (b) An enzyme
(c) A steroid (d) A carbohydrate
- The enzyme TPA is used to [AIIMS 1986]
(a) Maintain turgor pressure (b) Strengthen tissues
(c) Increase plasma (d) Dissolve blood clots
- The application of microbial metabolism to transform simple raw materials into valuable products is [MP PMT 1993]
(a) Biocatalysis (b) Genetic engineering
(c) Tissue culture (d) Fermentation
- Which of the following enzymes are used for manufacturing detergents
(a) Proteases (b) Glucoamylases
(c) Amylases (d) Lactases
- For rapid production of alcohol, immobilised yeast cells are kept in
(a) Silica gel (b) Wire netting
(c) Porcelain columns (d) Calcium alginate beads
- Tissue plasminogen activator is
(a) An enzyme
(b) A vitamin
(c) An electric device
(d) A chemical that stimulates tissue differentiation
1 | b | 2 | a | 3 | a | 4 | d | 5 | d |
6 | a | 7 | d | 8 | a |
- (a) It is a growth hormone and this hormone is secreted from front lobe of pitutary gland. The individual suffers dwarfness due to its deficiency.
- (d) TPA (Tissue plasminogen activator) enzyme is specifically used in heart patients to dissolve blood clots.
- (a) Proteases or proteolytic enzymes obtained from Aspergillus Oryzae and Bacillus subtilis and are used in detergents to remove some proteinaceous stains on clothes
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