The “R” Horizon would be 5
Answer:
Atmosphere
Explanation:
carbon dioxide is naturally released into the atmosphere by the decay and flatulance of animals. But you extract fossil fuels from the ground and burn them. The burning of fossil fuels is called combustion.
The height Of a plant is dependent on B Its envirement If there is a rock underneath it it wont grow as tall as one without a rock underneath
Magnification of at least 400x