Environment questions for UPSC Prelims

RESIDEX, India’s first official housing price index is an initiative of

Consider the following statements : Statement 1 : Microplastics adversely affect planktons which are the most essential component of the marine habitat. Statement 2 : The penetration of microplastics along the cell wall of phytoplanktons results in the reduction of chlorophyll absorption. Statement 3 : Microplastics from large plastic debris easily pass through water filtration systems and end up in the ocean, posing a potential threat to aquatic life. Which one of the following is correct in respect of the above statements ?

With reference to the National Board for Wildlife (NBWL), consider the following statements : 1. NBWL is a statutory body constituted under the Wildlife Protection Act of 1972. 2. The standing committee of NBWL is chaired by the Union Minister of Environment, Forest and Climate Change. 3. No alternation of boundaries in national parks can be done without the approval of the National Board for Wildlife. Which of the statements given above are correct?

Which of the following are the causes of dead zones in aquatic environments ? 1. Excess nitrogen and phosphorus. 2. Overgrowth of underwater plants that consume oxygen. 3. Increased salinity in the water body. Select the correct answer using the codes below:

Which of the following statements best describes carbon leakage ?

Consider the following statements regarding the Global Species Action Plan : 1. It is an initiative to support the implementation of the Kunming-Montreal Global Biodiversity Framework. 2. It seeks to prevent extinctions and reduce threats to species to emphasise their critical role in ecosystem stability. Which of the above statements is/are correct ?

Which of the following are likely consequences of ocean warming due to climate change ? 1. Coral bleaching. 2. Intensified hurricanes. 3. Enhanced carbon sequestration. 4. Fall in sea level. Select the correct answer using the codes below:

As per the Oilfields (Regulation and Development) Amendment Bill, 2024, which of the following comes under the definition of Mineral Oil ? 1. Petroleum 2. Natural Gas 3. Lignite 4. Coal bed methane 5. Shale Gas 6. Coal Select the correct answer using the codes given below :