ऊतक की एक पतली परत जो फेफड़ों को ढकती है और छाती की गुहा की आंतरिक दीवार को अस्तर (line) करती है, जिससे सांस लेने के दौरान फेफड़ों के अनुकूल प्रसार और संकुचन की अनुमति मिलती है, कहलाती है:

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?