(Question)
Riding a bike does not cause pollution, and air pollution can cause diseases and harm crops. Given these facts, what form of transportation does not cause diseases or harm crops? among the following options: - Earthworms - animals - automobile - mechanical - train - airplane - Movement - bicycle
(Answer)
bicycle

(Question)
Smoking causes direct damage to the lungs, and cigar smoking is on the rise. Given these facts, what causes direct damage to the lungs among the following options: - breathing - oxygen - influenza - parasites - cigars - germs - steroids - respiring
(Answer)
cigars

(Question)
Being burried under soil and mud changes peat into coal through extreme heat and pressure in a swamp over a long period of time, and alligators live in the swamps. Given these facts, what would an alligator turn into if it died and was buried in the mud among the following options: - shells - coal - deadly - Frogs. - ill - dead - Frogs - toxins
(Answer)
coal