Which of the following forests is known as the 'lungs of the planet earth'?

Which of the following forests is know as the lungs of the planet Earth ?

Which of the following forest is known as the lungs of the planet (earth) and their total contribution of oxygen to earth?

Which of the following forests is known as " Lungs of the Planet"?

Which of the following is known as the lungs of the plant earth ?

Which of the following is known as the lungs of the plant earth ?

Which of the following planets is known as a gas giant?

which are known as the 'Lungs of the Earth'?