Questions

On December 21, the earth is in an equivalent position on the opposite points in its orbit, So the South pole is tipped towards the sun and North pole away from it resulting in 24 hours of darkness at the North pole, as the sun is overhead on the Tropic of Capricorn. This phenomenon is winter solstice; while on June 21, North pole is tipped towards the Sun but the South pole is tipped away from the sun resulting in 24 hours of darkness on the South Pole, as the sun is overhead on the Tropic of Cancer.This phenomenon is summer solstice; while Aphelion is the position of the earth in its orbit when it is at its distant point from the sun.

Ans. C.
The answer is the ‘vilest thing that can be done by a person.' Vile/vilest means extremely unpleasant. Option A: A singular thing is being talked about (indicated by ‘is’) hence, things can’t be used. Option B: ‘is’ indicates singular activity, hence things can’t be used.
Option C: It makes the sentence grammatically and structurally correct.

Enzymes in the body are those which play an important role of breaking down the larger molecules to small and speeds up the chemical reactions.

Capitalism is an economic system in which private entities or businesses own capital goods.

Swaraj  movement  was  initiated  by Mahatma  Gandhi  which  focuses  on self-rule  or  self-governance  and  is intimately    linked    with    Ahimsa (non-violence)    and    Satyagraha (adherence  to  truth), moreover  it referred to Gandhi’s concept Indian independence   from   British   rule. The movement had two meanings, political  and  non-political.  It  was political   in   the   sense   that   it opposed being ruled by foreigners, and  non-political  in  the  sense  that every  person  has  right  to  be  ruled by  himself  or  herself.  Swaraj  is  a virtue    which    need    time    and patience  to  achieve  and  cannot  be obtained easily and quickly

Football or Soccer is the most popular sport worldwide. This game has an estimated following of 4 billion which is followed by Cricket which has 2.5 billion estimated followers.