Cov txheej txheem:
- ferns nyob qhov twg?
- cov nroj tsuag fern nyob qhov twg zoo tshaj?
- Pob ferns hlob nyob txhua qhov chaw?
- Yuav nyob ntawm ferns yog dab tsi?
Video: Ferns loj hlob nyob qhov twg?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Ecologically, cov ferns feem ntau yog cov nroj tsuag ntawm shaded damp forests ntawm ob temperate thiab tropical zonesQee hom fern loj hlob sib npaug ntawm cov av thiab hauv pob zeb; Lwm tus raug kaw nruj me ntsis rau cov chaw nyob hauv pob zeb, qhov chaw uas lawv tshwm sim hauv qhov sib tsoo thiab cov pob zeb ntawm lub ntsej muag, pob zeb, thiab taluses.
ferns nyob qhov twg?
Muaj plaub yam chaw nyob uas muaj ferns nyob rau hauv: moist, shady forests; crevices nyob rau hauv pob zeb ntsej muag, tshwj xeeb tshaj yog thaum sheltered los ntawm tag nrho cov hnub; acid wetlands nrog rau bogs thiab swamps; thiab cov ntoo kub, qhov twg ntau hom yog epiphytes (ib yam dab tsi zoo li ib lub hlis twg rau ib feem peb ntawm txhua hom fern).
cov nroj tsuag fern nyob qhov twg zoo tshaj?
Feem ntau cov ferns nyiam qhov chaw shady qhov chaw, tab sis lawv tsis ua zoo hauv qhov ntxoov ntxoo tob. Qhov ntxoov ntxoo dabbled muab los ntawm cov ceg ntoo muab cov xwm txheej zoo tshaj plaws. Xav txog yuav ua li cas lawv loj hlob hauv hav zoov thiab sim nrhiav cov xwm txheej zoo sib xws hauv koj lub vaj.
Pob ferns hlob nyob txhua qhov chaw?
Tam sim no, ferns tuaj yeem ua tau pom nyob rau hauv yuav luag txhua lub ntiaj tebTxhua qhov koj mus, koj tuaj yeem pom lawv loj hlob, thiab yog tias koj ua tsis tau, txhais tau tias koj tsis tshawb nrhiav. txaus. Ferns tuaj yeem pom nyob rau hauv tej thaj chaw deb roob siab, hauv hav zoov, driest deserts, dej cev, thiab txawm qhib teb.
Yuav nyob ntawm ferns yog dab tsi?
Fern hom thiab kev loj hlob ntawm ntau haiv neeg ncov nyob rau hauv tropical rainforests Nyob rau hauv tej hav zoov, ferns feem ntau ua si tseem ceeb ecological luag hauj lwm. Txawm li cas los xij, kev faib tawm thiab kev sib txawv ntawm cov qauv kev loj hlob sib txawv (piv txwv li, epiphytic vs. terrestrial ferns) tsis tau muaj ntau qhov ntau.
Pom zoo:
Nyob rau hauv diauxic kev loj hlob uas theem kev loj hlob tshwm sim?
Diauxic kev loj hlob yog qhov tshwm sim uas cov pej xeem ntawm microbes, thaum nthuav tawm nrog ob qhov chaw carbon, nthuav tawm bi-phasic exponential kev loj hlob cuam tshuam los ntawm kev lag luam ntawm kev loj hlob tsawg Keeb kwm, Qhov tshwm sim tau piav qhia los ntawm Monod 1 qhia diauxie nrog qabzib thiab lactose hauv E.
Tus me nyuam hauv plab loj hlob thiab loj hlob nyob qhov twg?
Uterus (tseem hu ua lub tsev menyuam): Lub tsev menyuam yog qhov khoob, lub cev zoo li txiv ntoo nyob rau hauv tus poj niam lub plab plab, nruab nrab ntawm lub zais zis thiab lub qhov quav, uas tso nws. nyob rau hauv txhua hli thaum cev xeeb tub.
Qhov twg yog qhov antheridia thiab archegonia pom hauv ferns?
Cov archegonia yeej ib txwm pom ntawm lub hauv siab ntawm lub siab, thiab cov kab mob antheridia tau muab tso rau ntawm cov rhizoids me me ntawm lwm qhov kawg. Cov phev ua luam dej mus rau lub qe kom fuse rau hauv diploid zygote. Tus tshiab sporophyte hlob ncaj qha tawm ntawm lub gametophyte .
Qhov ntev ntawm pob txha loj hlob nyob qhov twg?
Txog thaum hluas, qhov ntev ntev ntawm cov pob txha loj hlob tshwm sim hauv cov chaw nruab nrab ossification ntawm cov daim hlau epiphyseal (cov phiaj loj hlob) ze rau qhov kawg ntawm cov pob txha . qhov ntev ntawm cov pob txha loj hlob nyob qhov twg hauv cov neeg laus?
Venus flytraps loj hlob nyob rau sab qaum teb carolina nyob qhov twg?
Lub Venus flytrap (Dionaea muscipula), yog ib qho ntawm ob peb cov nroj tsuag carnivorous nyob rau hauv lub ntiaj teb, loj hlob ib txwm raws ib feem me me ntawm North Carolina thiab South Carolina ntug dej hiav txwv nyob rau hauv 75-mais vojvoog ntawm WilmingtonNws vam meej tsuas yog hauv thaj chaw ntub dej, xws li Carolina Bays .
