Which of the following is an example of a non-distilled alcoholic beverage produced by yeast?
| 1. | Beer | 2. | Rum |
| 3. | Whisky | 4. | Brandy |
Subtopic: Industrial Products, Beverages & Antibiotics |
83%
Level 1: 80%+
NEET - 2025
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Streptokinase produced by bacterium Streptococcus is used for
| 1. | Liver disease treatment |
| 2. | Removing clots from blood vessels |
| 3. | Curd production |
| 4. | Ethanol production |
Subtopic: Chemicals, Enzymes & Other Bioactive Molecules |
84%
Level 1: 80%+
NEET - 2025
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Which of the following microbes is NOT involved in the preparation of household products?
Choose the correct answer from the options given below:
| A. | Aspergillus niger |
| B. | Lactobacillus |
| C. | Trichoderma polysporum |
| D. | Saccharomyces cerevisiae |
| E. | Propionibacterium sharmanii |
| 1. | C and D only | 2. | C and E only |
| 3. | A and B only | 4. | A and C only |
Subtopic: Microbes in Household Products |
66%
Level 2: 60%+
NEET - 2025
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Which of the following enzyme(s) are NOT essential for gene cloning?
A. Restriction enzymes
B. DNA ligase
C. DNA mutase
D. DNA recombinase
E. DNA polymerase
Choose the correct answer from the options given below:
A. Restriction enzymes
B. DNA ligase
C. DNA mutase
D. DNA recombinase
E. DNA polymerase
Choose the correct answer from the options given below:
| 1. | D and E only | 2. | B and C only |
| 3. | C and D only | 4. | A and B only |
Subtopic: Tools |
76%
Level 2: 60%+
NEET - 2025
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Given below are two statements :
In the light of the above statements, choose the most appropriate answer from the options given below :
| Statement I : | The DNA fragments extracted from gel electrophoresis can be used in construction of recombinant DNA. |
| Statement II : | Smaller size DNA fragments are observed near anode while larger fragments are found near the wells in an agarose gel. |
| 1. | Statement I is correct but statement II is incorrect |
| 2. | Statement I is incorrect but statement II is correct |
| 3. | Both statement I and statement II are correct |
| 4. | Both statement I and statement II are incorrect |
Subtopic: Restriction Enzymes - Main Enzymes |
77%
Level 2: 60%+
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In the above-represented plasmid, an alien piece of DNA is inserted at EcoRI site. Which of the following strategies will be chosen to select the recombinant colonies?
| 1. | White color colonies will be selected. |
| 2. | Blue color colonies grown on ampicillin plates can be selected. |
| 3. | Using an ampicillin- & tetracycline-containing medium plate. |
| 4. | Blue color colonies will be selected. |
Subtopic: Cloning Vector |
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The blue and white selectable markers have been developed which differentiate recombinant colonies from non-recombinant colonies on the basis of their ability to produce colour in the presence of a chromogenic substrate.
Given below are two statements about this method:
Given below are two statements about this method:
| Statement I: | The blue coloured colonies have DNA insert in the plasmid and they are identified as recombinant colonies. |
| Statement II: | The colonies without blue colour have DNA insert in the plasmid and are identified as recombinant colonies. |
| 1. | Statement I is correct; Statement II is incorrect |
| 2. | Statement I is incorrect; Statement II is correct |
| 3. | Both Statement I and Statement II are correct |
| 4. | Both Statement I and Statement II are incorrect |
Subtopic: Selection of Recombinant Transformants |
71%
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Polymerase chain reaction (PCR) amplifies DNA following the equation.
| 1. | \(2n+1\) | 2. | \(2N^2\) |
| 3. | \(N^2\) | 4. | \(2^n\) |
Subtopic: Polymerase Chain Reaction: PCR |
70%
Level 2: 60%+
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Identify the part of a bio-reactor which is used as a foam braker from the given figure.
| 1. | D | 2. | C |
| 3. | A | 4. | B |
Subtopic: Bioreactors/Downstream Processing |
73%
Level 2: 60%+
NEET - 2025
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Which of the following genetically engineered organisms was used by Eli Lilly to prepare human insulin?
| 1. | Virus | 2. | Phage |
| 3. | Bacterium | 4. | Yeast |
Subtopic: Med Applications & Humulin |
72%
Level 2: 60%+
NEET - 2025
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