जब सफेद कागज के टुकड़े पर हरा प्रकाश डाला जाता है, तो वह किस रंग का दिखाई देता है?

The Dandi March, also known as the Salt Satyagraha, was led by which influential leader?

Which act formally granted independence to India, marking the end of British rule?

Who was the key figure in establishing the Indian National Congress?