Nei mashizha emiti ari matema?
Kazhinji, mashizha emiti ane ruvara rwegirini sezvo aine chlorophyll, chinova chinhu chomusikirwo chinobatsira muti wacho kupinza simba rinobva muchiedza.  Zvisinei, mashizha haasi matsvuku nguva dzose - zvimwe zvinomera zvine mashizha epingi kana kuti orenji, uye zvinomera zvakawanda zvinoshandurawo ruvara rwemashizha zvichienderana nemwaka.