When was the Indian National Congress first partitioned after independence?

The first speaker of Lok Sabha was

How much paddy seed is needed for transplanting one hectare area by SRI technique?

Jana Gana Mana, was accepted as the National Anthem of India by the Constituent Assembly of India in which of the following years?

In the 42nd Constitutional Amendment 1976, which word was added to the Preamble?

What can be the maximum interval between two sessions of Parliament?