Questions

Besides  some  federal  features,the Constitution of India also has some unitary  features  as  well.  All  States have  no  equal  representation  in the  Rajya  Sabha,because  in  India the states are given representation in the Rajya Sabha on the basis of population.  Hence,  the  number  of representatives  varies  from  state to    state, for    instance,    Uttar Pradesh  has  31  members  whereas Tripura  has  only  1  member.This principle    is    considered    as    a safeguard    for    smaller    states.States  in  India  also  have  no  right to territorial integrity. The Parliament  can  change  the  area,boundaries  or  name  of  any  state by unilateral action, So the consent of   a   State   is   not   required   for altering  its  boundaries,Moreover,despite dual Polity,the Constitution  of  India  adopted  the system  of Single citizenship.There is  only  Indian  citizenship  and  no separate state citizenship.

Sunspots are a magnetic phenomenon on the Sun.

The reason a sunspot appears dark is that they are cooler than the rest of the Sun's surface and also the gas inside the spot where the magnetic field is strongest is only emitting about 1/4 as much light as from the rest of the solar surface. 

The growth scenario in India shows that the services sector has become the most dominant in the later part of its growth process. The share of services sector in GDP increased from 28.5 per cent in 1950-51 to 39.6 per cent in 1990-91 and then to 52.6 per cent in 2014-15 while the share of primary sector declined from 56.4 per cent in 1950-51 to 33.4 per cent in 1990-91 and then to only 19.0 per cent in 2014-15.