Which micronutrient is necessary for chlorophyll synthesis and enzyme activities?

The micronutrient essential for chlorophyll synthesis and various enzyme activities is manganese. Manganese plays a critical role in the photosynthetic process, particularly in the formation of chlorophyll. It is a key component of the enzyme responsible for the splitting of water molecules during photosynthesis, which is vital for oxygen production. Additionally, manganese acts as a cofactor for several enzymes involved in plant metabolism, influencing processes such as nitrogen metabolism and the activation of different enzymatic reactions.

Understanding the importance of manganese is crucial, as deficiencies in this micronutrient can lead to symptoms such as chlorosis, particularly in younger leaves, and result in reduced photosynthetic efficiency and overall plant growth.