Video: Dab tsi yog cov khoom noj khoom haus thiab cov khoom noj web piav qhia nrog piv txwv?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
A saw khoom noj tsuas ua raws li ib txoj hauv kev raws li cov tsiaj pom zaub mov . Piv txwv li: Ib tug hawk noj ib tug nab, uas tau noj ib tug qav, uas tau noj ib tug nas tsuag, uas tau noj nyom. A noj web qhia ntau txoj kev sib txawv ntawm cov nroj tsuag thiab tsiaj sib txuas. Piv txwv li: tus nees luav tseem tuaj yeem noj nas, nas, nas, lossis lwm yam tsiaj.
Ua li no, cov khoom noj khoom haus thiab cov khoom noj web hauv ecosystem yog dab tsi?
Zaub mov noj yog kab sib chaws ntawm cov kab mob uas pib los ntawm cov kab tsim khoom thiab xaus nrog cov tsiaj decomposer. Khoom noj khoom haus web yog kev sib txuas ntawm ntau yam cov khoom noj khoom haus . Los ntawm saw khoom noj , peb tau paub tias cov kab mob sib txuas li cas. Khoom noj khoom haus thiab khoom noj khoom haus web tsim ib feem ntawm qhov no ecosystem.
Ib yam li ntawd, dab tsi yog qee qhov ntawm cov khoom noj khoom haus thiab lub vev xaib khoom noj? Cov khoom noj khoom haus muaj plaub yam tseem ceeb:
- Lub hnub, uas muab lub zog rau txhua yam ntawm lub ntiaj teb (tshwj tsis yog cov kab mob nyob ze ntawm lub qhov dej hydrothermal).
- Cov neeg tsim khoom: cov no suav nrog tag nrho cov nroj tsuag ntsuab.
- Cov neeg siv khoom: Hauv luv luv, cov neeg siv khoom yog txhua yam kabmob uas noj lwm yam.
Ib yam li ntawd, nws yog nug, dab tsi yog khoom noj web piav qhia?
A noj web (los yog zaub mov voj voog) yog kev sib txuas ntawm ntuj cov khoom noj khoom haus thiab cov duab sawv cev (feem ntau yog cov duab) ntawm dab tsi-noj-dab tsi hauv zej zog ecological. Lwm lub npe rau noj web yog cov neeg siv khoom siv peev txheej. Qee cov organic teeb meem noj los ntawm heterotrophs, xws li qab zib, muab lub zog.
Food web tsim li cas?
Hauv lawv qhov yooj yim tshaj plaws daim ntawv , zaub mov webs yog ua los ntawm cov khoom noj khoom haus . Khoom noj khoom haus chains qhia txog kev hloov hluav taws xob ncaj qha ntawm cov kab mob. A saw hlau tej zaum yuav muaj tus nas noj qee cov noob hauv hav zoov. Tom qab ntawd, ib tug nab los thiab noj nas.
Pom zoo:
Dab tsi yog qhov muaj zog thiab qaug zog acid piav nrog piv txwv?
Cov kua qaub muaj zog sib cais (sib cais) tag nrho hauv dej). Piv txwv li, HCl, cov kua qaub muaj zog yuav tawg mus rau H + thiab Cl-ions. Cov acids tsis muaj zog dissociate ib nrab hauv dej. Piv txwv li, HF, cov kua qaub tsis muaj zog, tsuas yog yuav muaj qee yam ntawm HF cov molecules sib cais thaum twg los tau
Dab tsi yog qee qhov tsis zoo ntawm kev tshwj xeeb piav qhia siv cov piv txwv?
Qhov tsis zoo ntawm Kev Ua Haujlwm Tshwj Xeeb: Ua dhau los: Qhov no feem ntau ntsib thaum lub neej ua haujlwm nruab nrab. Mastering ib qho txuj ci: Tshem tawm ntawm kev tswj hwm txoj haujlwm: Tau txais kev tho txawv: Tsis tuaj yeem ua haujlwm ntau: Kev txwv tsis pub siv: Lub tuam txhab raug kev txom nyem: Cov txheej txheem txwv tsis pub dhau:
Dab tsi yog GDP piav qhia nrog piv txwv txoj hauv kev suav cov khoom lag luam thoob ntiaj teb?
Cov khoom lag luam thoob ntiaj teb yog lub zog nyiaj txiag ntawm kev ua lag luam tus nqi ntawm tag nrho cov khoom thiab cov kev pabcuam xa tawm hauv ib lub sijhawm, feem ntau ib ntus. Txoj kev nyiam tshaj plaws los kwv yees GDP yog txoj kev nqis peev: GDP = kev siv + peev (tsoomfwv siv nyiaj) + exports-ntshuam
Dab tsi yog qhov txawv ntawm cov khoom noj khoom haus thiab cov khoom noj web?
Ob lub vev xaib khoom noj thiab cov khoom noj khoom haus muaj ntau cov kab mob xws li cov neeg tsim khoom thiab cov neeg siv khoom (nrog rau cov decomposers). Qhov txawv: Cov khoom noj khoom haus yog qhov yooj yim heev, thaum lub vev xaib zaub mov yog qhov nyuaj heev thiab muaj ntau cov khoom noj khoom haus. Hauv cov khoom noj khoom haus, txhua lub cev muaj tib tus neeg siv khoom lossis tus tsim khoom
Dab tsi yog cov txiaj ntsig ntawm ntau haiv neeg hauv kev noj qab haus huv thiab kev noj qab haus huv?
Kev saib xyuas tus nqi txhawb nqa ntau yam sib txawv xws li: Txhawb kev tiv thaiv kev ntxub ntxaug. Txhawb kev hwm, kev ywj pheej thiab kev nyab xeeb. Kev hwm thiab lees paub. e kev ntseeg. Kev tuav tswj tsis pub lwm tus paub. Tiv thaiv cov neeg tsis muaj zog los ntawm kev puas tsuaj. Txhawb kev sib txuas lus zoo. Txhawb cov tib neeg