Bioprocessing and Biomanufacturing
CBSE · Class 12 · Biotechnology
Most important questions from Bioprocessing and Biomanufacturing for CBSE Class 12 Biotechnology board exam 2026. MCQs, short answer, and long answer questions with marks.
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What is the role of the jacket in a bioreactor?
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It provides circulation of water at the desired temperature
The jacket maintains optimum temperature by allowing water circulation around the bioreactor.
Which stage of bioprocessing includes sterilisation of media and equipment?
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Upstream processing
Upstream processing includes media preparation, sterilisation, inoculum development, and optimisation of growth conditions.
Which pair correctly matches the mode of operation with its basic type?
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Batch mode — closed culture system
Batch mode is a closed culture system with a fixed initial amount of nutrients.
Which product is commercially produced by Saccharomyces cerevisiae?
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Ethanol
Saccharomyces cerevisiae is used in fermentation of malted cereals and fruit juices for ethanol production.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
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