OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsNational Air Quality Index – OPSC OAS 2023 Prelims Question September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsWith reference to cloud seeding, consider the following statements September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsWhich of the following are primary pollutants? September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsConsider the following statements regarding an aquatic ecosystem September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsWhich one of the species is an example of an extinct species? September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsWorld Environment Day themes – OPSC OAS 2022 Prelims Question September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsMicrosoft carbon removal commitment – OPSC OAS 2022 Prelims Question September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsRio Earth Summit 1992 outcomes – OPSC OAS 2022 Prelims Question September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsMarine Protected Areas – OPSC OAS 2022 Prelims Question September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsProject Tiger 1973 – OPSC OAS 2022 Prelims Question September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsEnvironmental protection laws of India – OPSC OAS 2022 Prelims Question September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsIn which of the following plant nitrogen fixation does not occurs? September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsGases that trap heat in the atmosphere and cause global warming are called greenhouse gases. September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsFirst Census of Water Bodies 2023 – OPSC OAS 2022 Prelims Question September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsConsider the following statements – Coal ash and coal power plant pollution September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsInternational Day for conservation of the Mangrove Ecosystem celebrated on which day ? September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsAccording to the latest reports which city was World’s Most polluted cities in 2021 ? September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsIndian Crocodile Conservation Project was started in which year ? September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsName of the country which announced to change their capital due to their sea level rise September 25, 2026
OPSC OAS Environment & Ecology Solved Prelims PYQs, OPSC OAS Solved Prelims PYQsIdentify the incorrect statement – Incorrect statement on eutrophication, ozone and forests September 25, 2026
