( ( ( ( ( Nutrients ( needed ( in ( ( very small ) amounts ) ) ) ) ( are micronutrients ) ) and ) ( ( those ( that ( are ( needed ( in ( larger quantities ) ) ) ) ) ) ( are ( called macronutrients ) ) ) ) . )
(ROOT (S (S (NP (NP (NNS Nutrients)) (VP (VBN needed) (PP (IN in) (NP (ADJP (RB very) (JJ small)) (NNS amounts))))) (VP (VBP are) (ADJP (JJ micronutrients)))) (CC and) (S (NP (NP (DT those)) (SBAR (WHNP (WDT that)) (S (VP (VBP are) (VP (VBN needed) (PP (IN in) (NP (JJR larger) (NNS quantities)))))))) (VP (VBP are) (VP (VBN called) (NP (NNS macronutrients))))) (. .)))
Nutrients needed in very small amounts are micronutrients and those that are needed in larger quantities are called macronutrients.
(ROOT (S (NP (NNS Micronutrients)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (NP (NP (NNS nutrients)) (SBAR (S (NP (DT the) (NN body)) (VP (VBZ needs) (PP (IN in) (NP (NP (ADJP (RB relatively) (JJ small)) (NNS amounts)) (, ,) (PP (VBG including) (NP (NNS vitamins) (CC and) (NNS minerals)))))))))))) (. .)))