What are essential elements in plant nutrition? Explain the role of any three of them.

What is an essential element ?

What is an essential element ?

Number of essential elements in plants is

Name an essential element absorbed by plant from air

What are essential elements for plants ? Give the criteria of essentiality ? How are minerals classifieds depending upon the amount in which they are needed by the plants ?

What are essential elements? How many elements are reported from plants?

What are essential elements for plants? Give the criteria of essentiality. How are minerals classified depending upon the amount in which they are needed by the plants?

Are some essential elements more important than others? Explain.

An outline sketch of a tree is shown in the diagram below. Study the same and answer the question that follo: Explain the role of any three external factors that will increase the rate of this phenomenon.

Choose correct options w.r.t. Essential elements for plant nutrition. (a) absolutely necessary for normal growth and reproduction. (b) Indirectly involved in plant metabolism. (c) All the essential elements are components of biomolecules. (d) The requirment of element is specific and cannot be replaceable by another element.