69th BPSC Prelims (2023), question 18

🔬 Science & Technology

  1. How do COVID vaccines stimulate an immune response?

    1. By introducing live attenuated SARS-CoV-2 virus
    2. By introducing a real SARS-CoV-2 virus
    3. By introducing a harmless piece of SARS-CoV-2 virus
    4. By introducing antibodies against SARS-CoV-2 virus
    Show answer

    Answer: A — By introducing live attenuated SARS-CoV-2 virus

    Vaccines like Covaxin use inactivated/attenuated virus to trigger immunity.

Read the chapter this comes from

CareerCraft Labs is a private study platform. It is not a government body and is not affiliated with, endorsed by, or authorised by any examination authority. We do not accept applications, conduct examinations, or issue government results. Bihar Public Service Commission