| 1. | Which of the following is not a desired characteristic of the organism to be used for industrial application? |
| a. | should produce less amount of product |
| b. | should be readily available |
| c. | should grow rapidly |
| d. | should be nonpathogenic |
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Answer: (a).should produce less amount of product
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| 2. | Industrial fermentation are performed in large tanks of capacity ______________ |
| a. | 100 gal |
| b. | 1000 gal |
| c. | 50,000 gal |
| d. | 10,000 gal |
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Answer: (c).50,000 gal
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| 3. | Solvents and enzymes are found in which of the following categories of microbial products? |
| a. | Pharmaceutical chemicals |
| b. | Commercially valuable chemicals |
| c. | Food supplements |
| d. | Alcoholic beverages |
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Answer: (b).Commercially valuable chemicals
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| 4. | Which of the following enzymes cut the DNA molecule at particular nucleotide sequence? |
| a. | restriction endonuclease |
| b. | exonuclease |
| c. | ligase |
| d. | polymerase |
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Answer: (a).restriction endonuclease
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| 5. | Eco R1 cuts the plasmid DNA and the donor DNA such that both the ends are same. |
| a. | True |
| b. | False |
| c. | May be |
| d. | Can't say |
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Answer: (b).False
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