What is Science, And why do Trees take in Carbon Dioxide?

Science is knowledge and carbon dioxide goes to trees so we can have oxygen

Science is the study of the physical and natural world. Science has many subtopics such as, but not limited to, biology, chemistry, physics, environmental science, anatomy, physiology, etc.

Trees take in carbon dioxide and sunlight to produce glucose and oxygen. The tress uses the glucose and releases the oxygen. This process is known as photosynthesis.