Plants

　　Plantsareveryimportantlivingthings.Lifecouldnotgooniftherewerenoplants.Thisisbecauseplantscanmakefoodfromair,waterandsunlight.Animalsandmancannotdoso.Animalsgettheirfoodbyeatingplantsandotheranimals.Mangetshisfoodbyeatingplantsandanimals,too.Therefore,animalsandmanneedplantsinordertolive.

　　Ifyoulookcarefullyattheplantsaroundyou,youwillfindthattherearemanytypesofplants.Someplantsarelargewhileothersaresmall.Mostplantsaregreen.

　　Therearetwomaintypesofplants:floweringplantsandnonfloweringplants.

　　Floweringplantshaveroots,stems①,leaves,flowersandfruits.Almostallthetreesaroundusarefloweringplants.Youcanprobablyrecognizesomeplantsfromtheirflowersortheirfruits.

　　Nonfloweringplantsincludeconiferoustrees,mosses,liver-worts,algaeandfungi.Youcannotseemanynonfloweringplantsaroundyou.

　　Mostplantsdonotgrowfromseeds.Theygrowfromspores.Sporesarevery,verysmall.Somesporesaresosmallandlightthattheycanfloatintheair.Wemaysaythatsporesarequitesimilartoseeds.Whenthesesporesfallonwetandshady②places,theyusuallygrowintonewplants.