UPSC Civil Services 2023 Prelims General Studies Paper I

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Question : 69 of 100

Marks: +1, -0

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

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

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