What is a role of zinc in plants?

Zinc is a transition element and has many useful applications. The presence of zinc in trace amounts is essential in humans and many animals. Answer the following question : What is the role of zinc in the body of humans and animals?

What is the role of renin?

What is the role of nitrogen in plants?

What is the role of Copper in plant metabolism?

What is the role of wind in soil formation?

What is the role of microbes in production of biogas?

What is the role of aicd in our stomach?

What is the role of calcium in the plant metabolism?