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1. In the context of solving pollution problems, what is/are the advantage/advantages of bioremediation technique?

  1. It is a technique for cleaning up pollution by enhancing the same biodegradation

process that occurs in nature.

  1. Any contaminant with heavy metals such as cadmium and lead can be readily and

completely treated by bioremediation using microorganisms.

  1. Genetic engineering can be used to create microorganisms specifically designed for


Select the correct answer using the code given below:


2. Consider the following statements about e-cigarettes

  1. E-cigarettes do not contain tobacco 
  2. They are regulated under Cigarettes and Other Tobacco Products Act, 2003. 
  3. They are prohibited in India 

Which of the following statements is/are correct? 


3. Consider the following statements 

  1. He established the Indian National Committee for Space Research in 1962, which was later, renamed the Indian Space Research Organization (ISRO). 
  2. He also founded the Ahmedabad Textile Industry’s Research Association
  3. He had worked on India’s first satellite ‘Aryabhata 
  4. After the death of physicist Homi Bhabha in 1966, he was appointed chairman of the Atomic Energy Commission of India 

The following statements refer to …..


4. With reference to the Indian Regional Navigation Satellite System (IRNSS), consider the following statements:

  1. IRNSS has three Satellites in geostationary and four satellites the geosynchronous orbits.
  2. IRNSS covers entire India and about 5500 sq. km beyond its borders.
  3. India will have its own satellite navigation system with full global coverage by the middle of 2019.

Which of the statements given above is/are correct?


5. The terms ‘entanglement’ and ‘superposition’ often in news are related to…


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