Tejas is an Indiansingle-seat, single-jet engine,multirole light fighter designed by the Aeronautical Development Agency(ADA) and Hindustan Aeronautics Limited(HAL) for the Indian    Air    Force and Indian Navy.   It   came   from   the   Light Combat Aircraft (LCA) programme, which   began   in   the   1980s   to replace India's ageing MiG-21 fighters.  In  2003,  the  LCA  was officially named "Tejas.

Bitcoin is the world's first cryptocurrency,    a    form    of electronic   cash.It   is   the    first decentralized digital  currency:  the system   was   designed   to   work without   acentral   bankor   single administrator.Bitcoins    are    sent from  user  to  user  on  the peer-to-peer bitcoin network directly, without the need for intermediaries.  These  transactions are verified by network nodes through cryptography and recorded in a public distributed ledger called a block chain. Bitcoin was invented by an unknown person or group of people   using   the   name Satoshi Nakamoto. Bitcoins are not recognised  as  a  legal  tender  by Reserve Bank of India. 

3  is  incorrect,  as  India  is  not  a member of TPP

The Central Statistics Office (CSO), Ministry of Statistics and Programme   Implementation,   has released  the  provisional  estimates of national income for the financial year 2015-16 and quarterly estimates    of    Gross    Domestic Product    (GDP)    for    the    fourth quarter  (January-March)  of  2015-16,   both   at   constant   (2011-12) and current prices.

The Agreement   on   Trade-Related Aspects   of   Intellectual   Property Rights(TRIPS)   is   an international legal   agreement between   all   the member    nations    of    the World Trade  Organization(WTO).  It  sets down  minimum  standards  for  the regulation by national governments of    many    forms    of intellectual property(IP) as applied to nationals  of  other  WTO  member nations.TRIPS  was  negotiated  at the  end  of  the  Uruguay  Round  of the General  Agreement  on  Tariffs and  Trade  (GATT)  in  1994  and  is administered by the WTO

Revenue    receipts    are    regular source of Government of India, but Disinvestment   receipts   are   not regular    source    of    Income    of Government  and  all  other  given are regular

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.