Questions

A. J . Oparin was the first to propose the origin of life from inorganic chemical atoms like Oxygen, Hydrogen, Nitrogen and Carbon.

HURRAYS.

The black flag signifies a protest.

DNA is the genetic material in the cell. 

Hence, option B) DNA is located in the nucleus best matches the description with the genetic material.

Senior IPS officer Alok Kumar Verma, Delhi Police Commissioner was appointed as new Director of the Central Bureau of Investigation. He will have tenure of two years. He was selected by a three-member committee comprising Prime Minister Narendra Modi, Chief Justice J S Khehar and Congress leader Mallikarjun Kharge. He will take over from interim director Rakesh Asthana, who was handed the reins of the premier investigating agency after former director Anil Sinha retired on December 2, 2016.

The Deccan Riots Commission was set up which presented a report to the British Parliament in 1878.In 1879, the Agriculturists Relief Act was passed which ensured that the farmers could not be arrested and imprisoned if they were unable to pay their debts.It was an Act for the relief of Indebted Agriculturists in certain parts of the Deccan.