Q. Consider the following statements regarding serological survey conducted by ICMR (Indian Council of Medical Research)
1. The survey is used to detect active infections at present.
2. The survey was conducted using IgG Enzyme-Linked Immunosorbent Assay (ELISA) test.
Which of the above statements is/are correct? 
Answer: B
Notes:
The ICMR has conducted the fourth round of the national blood serum survey which tests for antibodies, known as a serosurvey, for Covid-19. The aim of the survey was to estimate the sero-prevalence of SARS-C0V-2 antibodies. Few important points to consider,
- The survey only indicates past infections (which triggered an immune response) and is not used to detect active infections.
- The survey was conducted using IgG Enzyme-Linked Immunosorbent Assay(ELISA) test which has been approved by ICMR.
Read more: Explained: ICMR’s fourth serosurvey and its findings
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