How many members of the State Legislative Council are elected by the Assembly?

Which of the following writs means “By what authority”? 

When Mahatma Gandhi was arrested who among the following took over the leadership of Salt Satyagraha? 

In which session of Congress the demand of “Poorna Swaraj” was accepted as the aim of the Congress? 

Which of the following denotes awarding a lesser sentence in place of one originally awarded due to some special grounds? 

Who acts as the channel of communication between the President and the council Minister?