समताप मंडल (Stratosphere) में तापमान में होने वाली वृद्धि मुख्य रूप से किसके अवशोषण के कारण होती 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?