NEET
Zoology

Bioreactorsdownstream Processing

Low Priority
Consistency: 30%
Weightage: 6 / 20 Yrs

High-Yield Trend

1
2025
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2024
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2021
1
2017
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2016
1
2010

Questions
6 MCQs

01
PYQ 2010
easy
zoology ID: neet-201

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

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02
PYQ 2016
easy
zoology ID: neet-201

Which of the following is not a component of downstream processing?

1. Separation 2. Purification
3. Preservation 4. Expression
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03
PYQ 2017
easy
zoology ID: neet-201

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

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04
PYQ 2021
easy
zoology ID: neet-202

During the purification process for recombinant DNA technology, addition of chilled ethanol precipitates out:

1. Histones 2. Polysaccharides
3. RNA 4. DNA
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05
PYQ 2024
easy
zoology ID: neet-202
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.
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06
PYQ 2025
easy
zoology ID: neet-202
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
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Preparing Bioreactorsdownstream Processing for NEET

Bioreactorsdownstream Processing is a specific sub-topic that frequently appears in the NEET examination. Understanding the underlying principles and practicing targeted questions is key to mastering this concept.

The questions compiled above are previous year questions (PYQs) directly related to Bioreactorsdownstream Processing. Practicing these specific questions helps you understand the difficulty level and the examiner's approach to this topic.

Topic Frequently Asked Questions

Is Bioreactorsdownstream Processing a high-weightage topic?

You can refer to the priority and consistency badges at the top of this page. High priority topics should be thoroughly revised multiple times before the exam.

Should I memorize the solutions?

No, it is highly recommended to understand the core concept and methodology behind each solution rather than memorizing them, as exact questions are rarely repeated, but the concepts definitely are.