Class- 11, The Ailing Planet 1. Locate the lines in the text that support the title “The Ailing Planet”. • Ans- The lines that support the title "The Ailing Planet" are: a) 'Are we to leave our successors a scorched planet of advancing deserts, impoverished landscapes and ailing environment.' b) 'The earths vital signs reveal a patient in declining health.' 2. What does the notice “The world’s most dangerous animals” at a cage in the zoo at Lusaka, Zambia, signify? Ans- The notice the world's most dangerous animals signifies the role of human in creating and destroying the environment. The mirror reflects the face of human and their deeds in destroying the environment and depletion of natural resource. 3. How are the earth’s principal biological systems being depleted? Ans- According to Mr Lester R. Brown in his thoughtful Book, The Global Economic Prepective points out that our earth principala biological systems are four- fisheries, forests, gr...