SamuwarKimiyya

Flowering shuke-shuke

A Flora na duniyarmu ne mai arziki da kuma bambancin. Amma akwai wani cikakken musamman kungiyar - flowering shuke-shuke. Yana hada da ɗari biyu da dubu hamsin jinsunan samu a wannan duniya tamu, daga karami rai a ruwa da kuma Duckweed zuwa manyan itatuwa, kai wani tsawo na kan 90 mita. A wannan yanayin, Bishiyoyi da woody mai tushe da kuma ganye da bakin ciki m tushe.

Gabobin da flowering shuke-shuke kasu kashi gabobin da abinci mai gina jiki da kuma haifuwa. Ta hanyar da tushen, mai tushe da kuma ganyen da shuka shi ne samun iko. A furanni da kuma 'ya'yan itatuwa yi wani muhimmanci sosai aiki - haifuwa aiki.

A rarrabe da wannan rukuni na shuke-shuke shine kasancewar wani musamman haihuwa gabobin - flower. Yana iya zama mai haske da kuma stunningly kyau, bakin ciki na iya samun wani m ƙanshi, da kuma iya zama kamar a kan ciyawa, zama kananan da kuma inconspicuous.

Duk wani flower kunshi dama sassa, kowanne daga abin da ya aikata wani takamaiman aiki. Sepals - da m ɓangare, abin da na tsare da jiki har yanzu a kan toho mataki. A mafi ƙwarai bangare ne flower petals na haske launi da kuma turare jawo hankalin da yawa kwari. Hirtsinta hatsi ne da matabbata ga namiji jam sel kuma suna haɗe da stamens. Hirtsinta daga shuka shuka canja wurin ko iska ko kwari. Kwai - matattarã ga mace jima'i Kwayoyin. Hadi a cikin flowering shuke-shuke iya kawai faruwa lokacin da a haɗa hirtsinta hatsi da kwai. Sau da yawa, wadannan shuke-shuke da biyu ovaries da stamens a cikin wannan flower. Raba namiji da mace furanni ne raba faruwa ta halitta a cikin wadannan flowering shuke-shuke, kamar itacen oak, ko Willow.

A tsari na photosynthesis faruwa a cikin ganye, shi ne hira da carbon dioxide da ruwa a ƙarƙashin rinjayar hasken rana a cikin gina jiki. Su jerin ciyarwarka da flowering shuke-shuke. By mai tushe, wanda ya samar da kashin bayan dukan kwayoyin matsayin shambura, daga tushen da ganye ruwa shiga. Tushen kuma yi wani musamman aiki: suka ci gaba da hadaddun tsarin shuke-shuke, ta hanyar da sanda, mikawa zurfi a cikin, da kuma karami spines, kowa kusa da surface na kasar gona, kazalika da tsantsa ruwa da kuma ma'adanai daga zurfin na duniya.

Hadi da flowering shuke-shuke ne kamar haka: kwai da kuma pollen suna da alaka, da kuma ovaries an kafa tsaba. Har sai wannan ya faru aiwatar da pollination. Hirtsinta da aka canjawa wuri daga daya flower to ko dai iska ko ƙudan zuma, malam da sauran kwari. M dandano da haske launi flower janyo hankalin hure. Domin su, a tushe na petals tattara zaki Nectar. A search na sugary abinci, pollen hatsi tsaya ga ciki, kafafu, fuka-fuki na wani kwari, da kuma yadda wadannan zaki hakori ba iyakance ga wata ziyara zuwa daya daga cikin flower, hirtsinta da dama sauƙi ga wasu. Flowering tsire-tsire samar da babbar yawa pollen, wanda aka ɗauke da iska, da kuma siliki furanni kama shi a tarko.

Da zaran hirtsinta hatsi fada daga flower zuwa flower, suka girma kananan ducts cewa samun da ovaries, gama da ɗa namiji Kwayoyin tare da mata. Saboda haka kwan da ya hadu, daga abin da tsaba suna kafa. A halin yanzu, gidan kwai tsiro, forming da 'ya'yan itace (berries, kwayoyi, bushe kwalaye).

Amma ga rai sake zagayowar daga cikin flowering shuke-shuke iya zama shekara-shekara, biennial da perennial. Tare da shekara-shekara sauki: Bloom sau ɗaya kawai, kuma mutu, shi ke duka faruwa a cikin shekara guda. An ban sha'awa hoton da aka bude a cikin sa idanu da biennials. A cikin shekarar farko ta rayuwa shi ne wani aiki girma na mai tushe da kuma ganye, kazalika da jari na tushen gina jiki. Shi ne kawai a cikin shekara ta biyu yana amfani da tushen hannun jari da na gina jiki ga barasan na harbe da cewa zai flower a farkon, za 'ya'ya, sa'an nan wither bãya. Bishiyoyi masu dogon kwana Bloom shekaru da yawa, delighting da mu tare da kyawawan furanni.

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