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🔬 Science & TechnologyUPSC 2023Space & Space Technology

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

aCollecting DNA samples from air in a habitat at one go
bUnderstanding the genetic makeup of avian species of a habitat
cUsing air-borne devices to collect samples from moving animals
dSending drones to inaccessible areas to collect plant and animal samples from land surfaces and water bodies
✓ Correct answer: a) Collecting DNA samples from air in a habitat at one go
ExplanationMetagenomics delves into the study of microbes within their native habitats. “Aerial metagenomics” entails collecting air samples from a specific setting to capture the genetic material (DNA) of various microorganisms, encompassing bacteria, viruses, fungi, and other microscopic life forms.4

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