Biotechnology: Principles and Processes

Bihar Board Class 12 · Biology · 74 past questions

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1. Q1 2026 Set A

   Which of the following is the blood cholesterol lowering agent?

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2. Q17 2024 Set E

   What is the use of alpha-1-antitrypsin?

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3. Q24 2024 Set E

   Which of the following bacteria synthesizes insecticidal protein?

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4. Q26 2023

   ‘Cry-gene’ prevents which crop from bollworm ?

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5. Q27 2023

   Which transgenic plant is rich in β–carotene and ferritin in the following ?

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6. Q37 2022 Set A

   Genetically engineered bacteria are used for the production of which of the following?

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7. Q40 2022 Set A

   α-1 antitrypsin is

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8. Q41 2022 Set A

   Hybridoma is useful for what?

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9. Q48 2020

   What are recombinant DNA vaccines?

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10. Q50 2019

    RNAi is used to control pests on which plant?

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11. Q51 2019

    Cry IAb controls

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12. Q52 2019

    Transgenic mice may be used for testing of

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13. Q57 2018

    'Flaver Saver' is a-

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14. Q59 2018

    The first clinical gene therapy was given for…

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15. Q61 2018

    The first transgenic cow was named as…

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16. Q62 2018

    Which of the following Nemotodes infect the root of tobacco plants?

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17. Q65 2018

    The toxic protein secreted by Bacillus thuringiensis is…

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18. Q66 2018

    What do you mean by genetically modified organism? Describe two (2) benefits of these crops.

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19. Q69 2016

    Which crop is protected from the bollworm by the Bt gene?

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20. Q73 2015

    Which vitamin is present in Golden rice?

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