Dab tsi yog qhov txawv ntawm stomata?
Dab tsi yog qhov txawv ntawm stomata?

Video: Dab tsi yog qhov txawv ntawm stomata?

Video: Dab tsi yog qhov txawv ntawm stomata?
Video: Paj Huab Vaj - Qhov Ntawm No Yog Dab Tsi (Official Music Video) NEW SONG 2024, Kaum ib hlis
Anonim

Ib tug stoma (singular rau stomata) yog ib puag ncig los ntawm ob hom tshwj xeeb cog hlwb uas txawv ntawm lwm cov nroj tsuag epidermal hlwb . Cov no hlwb hu ua guard hlwb thiab sub hlwb . Saib xyuas hlwb yog loj crescent-puab hlwb , ob ntawm uas nyob ib puag ncig ib lub stoma thiab txuas nrog ntawm ob qho kawg.

Tsis tas li ntawd, cov stomata yog dab tsi?

Kev txhais ntawm Stomata : Cov lub plab yog feeb pores uas tshwm sim nyob rau hauv lub epidermis ntawm cov nroj tsuag. Txhua stoma tseem nyob ib puag ncig los ntawm ob lub raum los yog taum zoo li cov kab mob epidermal lub cev tiv thaiv. Cov lub plab tuaj yeem tshwm sim ntawm ib feem ntawm cov nroj tsuag tsuas yog cov hauv paus hniav.

Qhov thib ob, daim duab stomata yog dab tsi? Piav cov qauv ntawm stomata nrog ib daim ntawv sau npe. Stomata yog me me pores tam sim no nyob rau hauv lub daim tawv nqaij ntawm nplooj. Lawv tswj cov txheej txheem ntawm transpiration thiab gaseous pauv. Lub stomatal pore yog kaw ntawm ob lub noob taum-zoo li tus neeg zov lub hlwb.

Xav txog qhov no, 3 lub luag haujlwm ntawm stomata yog dab tsi?

Stomata (1 ntawm 3) Muaj nuj nqi. Duab kab lus: Cov pa roj carbon dioxide nkag mus, thaum dej thiab oxygen tawm, los ntawm nplooj ntawv stomata. Stomata tswj kev lag luam tawm rau cov nroj tsuag: lawv tso cov pa roj carbon dioxide rau hauv, tab sis lawv kuj cia muaj nuj nqis dej khiav tawm.

Dab tsi yog stomata hauv biology?

Txhais. npe, plural: lub plab . (botany) Ib qho pore me me hauv cov nplooj ntoo ib puag ncig los ntawm ib khub ntawm cov neeg zov me nyuam uas tswj nws qhov qhib thiab kaw, thiab ua haujlwm rau qhov chaw sib pauv roj. (zoology) Qhov ncauj zoo li qhib, xws li stoma (los yog qhov ncauj kab noj hniav) ntawm nematodes.

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