Ammonia (NH3) is inorganic and would be the answer to your question
To determine if the cardiovascular system is becoming more fit as a result of fitness program, the resting heart rate should be going slower. Cardiovascular system is the system of the body that allows the circulation and transportation of nutrients, oxygen, hormones, carbon dioxide through out the body. It includes the blood vessels, the lungs, the heart and the blood.
Answer:
plant more trees or if you burn rubbish stop
Explanation:
plant more trees to make the plants take in carbon dioxide for photosynthesis while they give out oxygen
