Mg and Fe are needed for plants in the

Gas needed by plants for their growth

Micronutrients are needed by plants in large quantities.

Assertion : Excess Mn in soil, can adversely decrease Mg, Fe and Cu concentrations in the soil. Reason : Mn increases rate of photosynthesis, thereby increasing absorption of Mg, Fe and Ca from soil.

The mineral needed by plants to make proteins is :

What is the need for transport in plants ?

Gas needed by plants for their growth :

Fe, Mg and Co are present respectively, in

A farmer adds/supplies Na, Ca, Mg and Fe regularly to his field and yet he observes that the plants show deficiency of Ca, Mg and Fe. Give a valid reason and suggest a way to help the farmer improve the growth of plants.