UPSC Prelims 2021 Environment & Ecology Questions

Ancient History 3 Art & Culture 10 Economy 14 Environment & Ecology 18 Geography 9 Indian Polity 18 International Relations 2 Medieval History 4 Modern History 7 Science & Technology 13 Social Issues & Schemes 2

Question 13 Medium

Triclosan considered harmful when exposed to high levels for a long time, is most likely present in which of the following?

Question 14 Easy

Consider the following statements: Statement 1: The United Nations Capital Development Fund (UNCDF) and the Arbor Day Foundation have recently recognized Hyderaba...

Question 15 Medium

With reference to furnace oil, consider the following statements: 1. It is a product of oil refineries. 2. Some industries use it to generate power. 3. Its use causes...

Question 16 Medium

‘R2 Code of Practices constitutes a tool available for promoting the adoption of

Question 17 Hard

Magnetite particles, suspected to cause neurodegenerative problems, are generated as environmental pollutants from which of the following? 1. Brakes of motor vehicles...

Question 18 Hard

Why is there a concern about copper smelting plants? 1. They may release lethal quantities of carbon monoxide into environment. 2. The copper slag can cause the leach...