Question

differentiate between macro elements and a micro elements

Answer 1

Micro element - mineral elements that are needed by plants in only trace amounts.

Marco element - elements needed by plants in large amounts to live.

Answer 2

Macro- and microelements:         
Elements necessary for the correct functioning of the body are classified as macro- or microelements.The levels of macroelements in bodily fluids and tissues exceed 1 μg/g of wet tissue (μg – one millionth part of a gram – 10-6 g)

Macroelements include:
chlorine (Cl)
phosphorus (P)
magnesium (Mg)
potassium (K)
sodium (Na)
calcium (Ca)

Microelements include:

germanium (Ge)
boron (B)
chromium (Cr)
tin (Sn)
zinc (Zn)
fluorine (F)
iodine (I)
cobalt (Co)
silicon (Si)
lithium (Li)
manganese (Mn)
copper (Cu)
molybdenum (Mo)
nickel (Ni)
selenium (Se)
vanadium (V)
iron (Fe)