Questions

Read the passage carefully and choose the best answer to each question out of the four alternatives and click the button corresponding to it.

Crude mineral oil comes out of the earth as a thick brown or black liquid with a strong smell. It is a complex mixture of many different substances, each with its own individual qualities. Most of them are combinations of hydrogen and carbon in varying proportions. Such hydrocarbons are also found in other forms such as bitumen, asphalt and natural gas. Mineral oil originates from the carcasses of tiny animals and from plants that live in the sea. Over million of years, these dead creatures form large deposits under sea­bed and ocean currents cover them with a blanket of sand and silt. As this material hardens, it becomes sedimentary rock and effectively shuts out the oxygen, thus preventing the complete decomposition of the marine deposits underneath. The layers of sedimentary rocks become thicker, and heavier. Their pressure produces heat, which transforms the tiny carcasses into crude oil in a process that is still going on today.

The time taken for the marine deposits to harden into rocks is

In the following passage some of the words have been left out. Read the passage carefully and choose the correct answer for the given blank out of the four alternatives.

War and Peace, an epic historical novel by Leo Tolstoy, was_____ published as Voyna i mir in 1865-69. This ____study of early 19th century Russian society, noted for its _____of realistic detail and variety of psychological______is generally regarded as one of the world's greatest novels. War and Peace is_____concerned with the histories of five aristocratic families, the members of which are _____against the_____background of Russian social life during the war against Napoleon. The_____ of war, however, is____to the story of family existence which involves Tolstoy's optimistic belief in the life-asserting ______of human existence.

______ to the story of family existence

Which country is the 2nd largest importer of weapons in the world, as per 'Trends in International Arms Transfers 2018?

One of the following was not associated with the Gadar party

Stretching exercises should ideally be performed

A hinterland is 

Which stage of cellular respiration produces the most ATP?

Which of the following is a characteristic of the Ascomycota?