input question: What is the final step of the following process: -  You inhale - The air enters the mouth and nose - The diaphragm contracts - Air fills all the sacks in the lungs - Oxygen passes through the sacks into capillaries - The blood is passed to the blood in the capillaries - The blood carries the oxygen to the heart???
output answer: The heart pumps the oxygenated blood to the body.

input question: What is the final step of the following process: -  Food enters the body - Food begins to be processed by the digestive system - The pancreas releases enzymes to aid digestion - Digested food affects the amount of sugar in the blood - The pancreas releases one hormone to lower the blood sugar (glucose) level???
output answer: The pancreas releases another hormone to raisethe blood sugar (glucose) level.

input question: What is the final step of the following process: -  Acid rain makes waters acidic - Causes them to absorb aluminum from soil - The water runs off from the soil into lakes, streams, etc - Fish and their eggs die - Frogs and plants die - Insects and other wildlife die???
output answer: The ecosystem is out of balance, causing further problems

input question: What is the final step of the following process: -  The sun gives off radiation - The radiation is aborbed by the Earth - Some of the radiation goes back into space - Some is trapped by the atmosphere - If too much heat is trapped???
output answer:
Global warming occurs.