'Ecosystems with greater species diversity show reduced year-to-year variation in total productivity and increased resistance to environmental disturbances.' This ecological conclusion is primarily associated with the long-term field experiments of:

Which Indian independence movement leader was primarily known for his philosophy and practice of non-violent civil disobedience?

Who gave the call for 'Do or Die' during the Quit India Movement in 1942?

Which of the following revolutionary pairs were imprisoned together in Cellular Jail and faced harsh conditions, contributing significantly to the Indian independence movement?