UPSC Prelims GS - 2023

Question 79
MEDIUMCorrect: +2Incorrect: -2

Aerial metagenomics' best refers to which one of the following situations?

    a
    Collecting DNA samples from air in a habitat at one go
    b
    Understanding the genetic makeup of avian species of a habitat
    c
    Using air-borne devices to collect blood samples from moving animals
    d
    Sending drones to inaccessible areas to collect plant and animal samples from land surfaces and water bodies