The cycle that is directly affected by burning fossil fuel is nitrogen cycle.
Fossil fuels are made from decomposing plants and animals ,millions of years ago when plants and animals surface they have decomposed these fuels are found in the crust of Earth in contain components like carbon and hydrogen which is used to produce energy, some example of fossil fuel, Coal Oil and natural gases.
Nitrogen cycle is a process of biogeochemical type in which nitrogen is converted into many form which after conversion goes into the atmosphere to the soil into the organism and back to the atmosphere.
To learn more about Nitrogen Cycle, click here
https://brainly.com/question/1615727
#SPJ2
