Athini amalungu, iimpawu kunye nomsebenzi wentyatyambo?

Icandelo leentyatyambo

Kule nqaku siza kukuhlaziya yonke into oyaziyo ngentyatyambo Njengenxalenye ebalulekileyo yesityalo, imisebenzi yaso, iimpawu zayo, njalo njalo, ungaphoswa leli nqaku linomdla.

Intyatyambo yinkqubo yokuzala yesityalo Umsebenzi wawo kukuvelisa imbewu eqinisekisa isizukulwana esitsha sezityalo kwaye ngezi zinto ukuqhubeka kohlobo kunye nokunwenwa kwalo kunikwa.

Athini amalungu entyatyambo?

amagqabi yinxalenye yentyatyambo

Ziqulethwe ngamalungu amane, amabini abalulekileyo ngawo I-androecium kunye ne-gynoecium kunye nezixhobo ezimbini ezizizo calyx kunye corolla.

Into eqhelekileyo kukubona indlela intyatyambo exhaswa ngayo yi-peduncle eneentyatyambo eyandayo ukuze imise i-receptacle apho kufakwe khona amalungu e-4 entyatyambo esandul 'ukukhankanya. Intyatyambo ingaboniswa njengenye okanye kunye nabanye ngohlobo lwesipha.

I-Chalice

Yenziwe ngamangcwaba aluhlaza ngokubanzi, kuxhomekeke kwintyatyambo le zicwangciswe ngokwahlukeneyo okanye zincanyathiselwe komnye nomnyeNgokukwanjalo, ukumila kwayo kungafana okanye kuqheleke, kwahluke okanye kungaqhelekanga.

ICorolla

Okanye iipalali, zicwangciswe zijikeleze intyatyambo njengokhuseleko Kule nto, zihlala zinemibala kodwa zinokuba luhlaza, konke oku kuya kuxhomekeka kwisityalo. Amagqabantshintshi abonakaliswa ngeendlela ezahlukeneyo ezahlulwe kakuhle, ezinamathelisiwe, ezinobukhulu obahlukeneyo, ezinobume obahlukeneyo kwaye zinomsebenzi obaluleke kakhulu zivelisa ivumba lophawu lwesityalo ngasinye ukutsala izinambuzane nokukhuthaza inkqubo yokudluliselwa kwepoleni.

Androecium

Yiseti yestamens enayo intyatyambo, yona yona eyi ilungu lokuzala lokuzala lesityalo. Amalungu ayo yi-filament kunye ne-anther, eyokugqibela ineengxowa ezimbini zomungu kulapho kwenziwa khona iinkozo zomungu.

Ngqindilili

Igynoecium yinxalenye yentyatyambo

Yindawo esembindini wentyatyambo kwaye lilungu labasetyhini kule nto, yenziwe ngamagqabi aliqela abizwa ngokuba zii-carpels, i-ovary efakwe kwisitya kwaye iqulathe ii-ovules, isimbo sobume bojikelezo kwaye inezicubu ezinesiponji kwaye Ibala eliphetheyo ukuvelisa ulwelo oluneswekile olondla umungu.

Singagqiba kwelokuba izinto zesini zesityalo zezi:

Ovule

Yenziwe ngaphakathi ngaphakathi yi-nucela kunye ne-peduncle eyayijoyina kwi-placenta, ukuba yinto yabasetyhini ababhinqileyo.

Umungu

Into eyindoda yesini, ngumgubo ocolekileyo kakhulu iveliswa kwiingxowa zomungu umbala wawo uyahluka ukusuka kumbala otyheli ukuya kwezinye.

Inkqubo yokudluliselwa kwepoleni

Yinkqubo ethe ngqo okanye engathanga ngqo apho ukuhanjiswa komungu ukusuka kwi-anther ukuya kwi-stigma kuveliswa. Kuthiwa ngqo xa inkqubo yokudluliselwa komungu ivela kwentyatyambo enye, ukuze kwenzeke oko hermaphrodite.

Akungangqalanga xa umungu weentyatyambo ufikelela kwibala lolunye udidi olufanayo, oku kungenxa yokungenelela kweearhente zangaphandle kwaye yiyo eyenzeka rhoqo.

Ezi arhente zangaphandle zezi:

Umoya

Iqhutywa ukusuka kwesinye isityalo ukuya kwesinye ngenxa yokukhanya kwayo, le nkqubo ibizwa ngokuba yi-anemophilia.

Izinambuzane

izinambuzane zisasaza imbewu yeentyatyambo

ngokuthe ngqo amabhabhathane kunye neenyosi ezitsalwa livumba elikhutshwa ziintyatyambo ezithile, ziwela phezu kwazo ukuze zifumane incindi yazo kwaye umzimba kunye nemilenze yazo zimiliselwe ziinkozo zomungu abaziphetheyo bazigcine kwezinye. Oku kubizwa ngokuba yi-entomophilia.

Iintaka

Zisebenza njengezinambuzane, zithwala umungu ukusuka kwenye intyatyambo ukuya kwenye. Ibizwa ngokuba yiOnithophilia.

Amanzi

Iintyatyambo ezidada emanzini xa zingqubana zidlulisa umungu. Ibizwa ngokuba yi-Hydrophilicity.

Indoda

Ikwenza ngokungekho sifundo kwizityalo okanye ukuvelisa izityalo ezilawulwayo, iintlobo ezintsha zezityalo okanye ukuqinisekisa ukuzala kwakhona.


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  1.   lila sitsho

    Eyona nto ndiyithandayo yeyona ntyatyambo intle kakhulu ziidayisi ezenziwe ngumsebenzi wezityalo