किस प्रकार के प्रदूषण से बचाव के लिए 'ग्रीन मफ्लर' का उपयोग किया जाता है?
To protect against which type of pollution is 'Green Muffler' used?
Comprehensive collection of questions from Environment & Ecology asked in recent state service examinations. Each question is verified with official answer keys and step-by-step bilingual solutions.
To protect against which type of pollution is 'Green Muffler' used?
Which of the following represents the decibel level of the rustling of leaves of a tree in normal conditions?
Which of the following units is used for measuring noise pollution?
Why is there a great concern about the 'microbeads' that are released into the environment?
'Green Muffler' is related to–
The Union Cabinet approved a Memorandum of Understanding (MoU) between India and SACEP for cooperation on oil and chemical pollution in the South Asian Seas Region. What is SACEP?
The acidification of oceans is increasing. Why is this phenomenon a cause of concern? 1. The growth and survival of calcareous phytoplankton will be adversely affected. 2. The growth and survival of coral reefs will be adversely affected. 3. The survival of some animals having phytoplanktonic larvae will be adversely affected. 4. The cloud seeding and formation of clouds will be adversely affected. Which of the statements given above is/are correct?
Where is the headquarters of the International Maritime Organization (IMO) located?
Euro emission standards are regulatory limits that set allowable vehicle exhaust emissions. Which of the following gases are covered under these regulations?
Recently, 'Oilzapper' was in the news. What is it?
With reference to the solutions to pollution problems, which of the following is/are the advantage/advantages of bioremediation technique? 1. It is an approach for cleaning up pollution by enhancing the same biodegradation process that occurs in nature. 2. Any contaminant with heavy metals such as cadmium and lead can be readily and completely treated by bioremediation using microorganisms. 3. Genetic engineering can be used to create microorganisms specifically designed for bioremediation. Select the correct answer using the code given below:
Bioremediation refers to:
Match List-I with List-II: List-I List-II A. Biomagnification 1. Formation of ozone B. Electrostatic precipitator 2. Solid waste C. Landfill 3. Accumulation of concentration at successive trophic levels D. Stratosphere 4. Particulate matter Code:
The Chernobyl accident is related to:
The name of the compound associated with the Bhopal Gas Tragedy was:
Which of the following statements are correct regarding radioactive pollution? 1. It causes genetic mutation in animals. 2. It disbalances different minerals present in soil. 3. It hinders blood circulation. 4. It causes cancer. Select the correct answer from the code given below:
Which of the following takes the longest time to degrade?
The use of nuclear energy is commonly a cause of–
Which of the following causes maximum noise pollution?
Concern has been expressed over the increase in harmful algal blooms in the seawaters of India. What could be the causative factor/factors for this phenomenon? 1. Discharge of nutrients from estuaries 2. Run-off from the land during that monsoon 3. Upwelling in the seas Select the correct answer using the codes given below:
In the Bhopal Gas Tragedy, leakage of which gas caused large-scale fatalities?
The cause of the Bhopal Gas Disaster was:
The gas that leaked from the Union Carbide factory in Bhopal was:
In which year did the Bhopal Gas Tragedy take place?
The Bhopal Gas Tragedy (leakage of Methyl Isocyanate - 'MIC') occurred on: