Varous types of transport mechanisms are needed to fulfil the mineral requirement of a plant. Why are they not fulfilled by diffusion alone?

Various types of transport mechanisms are needed to fulfil the mineral requirements of a plant. Why are they not fulfilled by diffusion alone?

Various types of transport mechanisms are needed to fulfil the mineral requirements of a plant. Why are they not fulfilled by diffusion alone ?

Various types of transport mechanisms are needed tofulfill the mineral requirements of a plant. Why are they not fulfilled by diffusion alone?

How does respiration fulfil the energy requirements of an organism?

How does the energy requirement of biosphere get fulfilled ?

By eating rice alone,we can fulfil nutritional requirements of our body.

Entry of mineral ions in plant root cells by diffusion is