- 1(current)
Q. No.Match the following techniques or instruments with their usage:
| (a) | Bioreactor | (i) | Separation of DNA fragments |
| (b) | Electrophoresis | (ii) | Production of large quantities of products |
| (c) | PCR | (iii) | Detection of pathogen, based on antigen-antibody reaction |
| (d) | ELISA | (iv) | Amplification of nucleic acids |
Select the correct option from the following:
| 1. | (a)-(iii), (b)-(ii), (c)-(iv), (d)-(i) |
| 2. | (a)-(ii), (b)-(i), (c)-(iv), (d)-(iii) |
| 3. | (a)-(iv), (b)-(iii), (c)-(ii), (d)-(i) |
| 4. | (a)-(ii), (b)-(i), (c)-(iii), (d)-(iv) |
Subtopic: Â Polymerase Chain Reaction: PCR |Â Bioreactors/Downstream Processing |Â Separation and Isolation of DNA fragments |
 87%
From NCERT
NEET - 2020
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NEET 2025 - Target Batch
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NEET 2025 - Target Batch
Stirred-tank bioreactors have been designed for:
1. Addition of preservatives to the product
2. Purification of the product
3. Ensuring anaerobic conditions in the culture vessel
4. Availability of oxygen throughout the process
Subtopic: Â Bioreactors/Downstream Processing |
 84%
From NCERT
AIPMT - 2010
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NEET 2025 - Target Batch
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NEET 2025 - Target Batch
Which of the following statements is incorrect?
| 1. | Most commonly used bio-reactors are of stirring type. |
| 2. | Bio-reactors are used to produce small scale bacterial cultures. |
| 3. | Bio-reactors have an agitator system, an oxygen delivery system and foam control system. |
| 4. | A bio-reactor provides optimal growth conditions for achieving the desired product. |
Subtopic: Â Bioreactors/Downstream Processing |
 82%
From NCERT
NEET - 2024
Please attempt this question first.
Hints
Please attempt this question first.
Which of the following is not a component of downstream processing?
| 1. | Separation | 2. | Purification |
| 3. | Preservation | 4. | Expression |
Subtopic: Â Bioreactors/Downstream Processing |
 80%
From NCERT
NEET - 2016
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NEET 2025 - Target Batch
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NEET 2025 - Target Batch
The process of separation and purification of expressed protein before marketing is called:
1. Downstream processing
2. Bioprocessing
3. Post-product processing
4. Upstream processing
Subtopic: Â Bioreactors/Downstream Processing |
 90%
From NCERT
NEET - 2017
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NEET 2025 - Target Batch
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NEET 2025 - Target Batch
- 1(current)
Q. No.
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