( ( Transpiration ( ( The process ) ( ( in which ) ( vapor ( is ( ( ( released ( through ( ( the pores ) ( of ( plant tissue ) ) ) ) ) , ) ( simultaneously ( ( causing water ) ( to ( be ( absorbed ( by ( the roots ) ) ) ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB Transpiration) (NP (NP (DT The) (NN process)) (SBAR (WHPP (IN in) (WHNP (WDT which))) (S (NP (NN vapor)) (VP (VBZ is) (VP (VBN released) (PP (IN through) (NP (NP (DT the) (NN pores)) (PP (IN of) (NP (NN plant) (NN tissue))))) (, ,) (S (ADVP (RB simultaneously)) (VP (VBG causing) (NP (NN water)) (S (VP (TO to) (VP (VB be) (VP (VBN absorbed) (PP (IN by) (NP (DT the) (NNS roots))))))))))))))) (. .)))
Transpiration The process in which vapor is released through the pores of plant tissue, simultaneously causing water  to be absorbed by the roots.
(ROOT (S (NP (NNP Transpiration)) (VP (VBZ is) (SBAR (WHADVP (WRB when)) (S (NP (NN plant) (NNS roots)) (VP (VP (VB absorb) (NP (JJ liquid) (NN water))) (CC and) (VP (VB release) (NP (NN water) (NN vapor)) (PP (IN into) (NP (DT the) (NN atmosphere)))))))) (. .)))