Question

who elect the rajya sabha

Answer 1

Legislative Assembly of states and union territories
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Answer 2

Rajya Sabha or Council of States is a permanent house with 245 members. It is called permanent house because one third of members retire every 2 years and same number of members are elected. Its members are elected by the Legislative Assembly of States and Union territories by means of Single transferable vote through Proportional representation. It also has 12 members who are nominated by the President of India.