Question

Differentiate between macro and micro nutrients. class12 physical education

Answer 1

micro nutriment use in small quantity 0.1mg it is a necessary for plants in soil . deficiency of micro nutrient plant so deficiency symptoms. for example fe,b,Zn,sodium etc.
macro nutrient are use in large quantity more than0.1mg .they are also involved in plants metabolic activities for example nitrogen, potassium, calcium, etc.

Answer 2

macronutrients : the substances required in large quantity for the normal growth of human body. These are carbohydrates,proteins and fats.
micronutrient : the substances required in minute quantity for the normal growth of human body. For example vitamins, minerals etc.