Its a sugar that plants produce through the cycle of Photosynthesis.
Answer:Nitrogen is a crucially important component for all life. It is an important part of many cells and processes such as amino acids, proteins and even our DNA. It is also needed to make chlorophyll in plants, which is used in photosynthesis to make their food.
Explanation:
Minerals in a rock becoming powdery and rusty is a chemical reaction, thus is Chemical Weathering.