Cov txheej txheem:
![Yam dab tsi ua rau nce/nqis ntawm cov pej xeem? Yam dab tsi ua rau nce/nqis ntawm cov pej xeem?](https://i.answers-medical.com/preview/medical-health/13933518-what-factors-contribute-to-the-increasedecrease-of-a-population-j.webp)
Video: Yam dab tsi ua rau nce/nqis ntawm cov pej xeem?
![Video: Yam dab tsi ua rau nce/nqis ntawm cov pej xeem? Video: Yam dab tsi ua rau nce/nqis ntawm cov pej xeem?](https://i.ytimg.com/vi/xUzaXBc85Lk/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
1. Yam dab tsi ua rau kom nce ntxiv / txo cov pejxeem ? Abiotic yam (kub, dej, hnub ci, cov as -ham hauv av), biotic yam (predators, prey, sib tw, predators, parasites, kab mob, thiab lwm yam), thiab intrinsic yam (adaptation) cuam tshuam rau pejxeem loj
Ib yam nkaus, tib neeg nug, 4 yam dab tsi uas cuam tshuam rau kev loj hlob ntawm cov pej xeem?
Kev loj hlob ntawm cov pejxeem yog raws plaub yam tseem ceeb: tus menyuam yug los, tus neeg tuag, kev nkag tebchaws , thiab kev tsiv teb tsaws chaw.
Tom qab ntawd, lo lus nug yog, yam dab tsi pab tswj kev loj hlob ntawm cov pej xeem? Ntau yam ncaj qha lossis ncaj qha tswj cov pej xeem kev loj hlob.
- Txhua tus neeg ntsib kev sib tw rau zaub mov thiab chaw.
- Tom qab ntawd muaj cov tsiaj txhu thiab kab mob uas tseem cuam tshuam rau cov pejxeem loj.
- Lub caij hloov pauv kub thiab nag lossis daus yog lwm yam uas tswj hwm cov pejxeem loj.
Ib sab saum toj no, yam dab tsi ua rau cov pejxeem txo?
Ua. Kev txo qis lub sijhawm nyob hauv ib cheeb tsam cov pejxeem tuaj yeem tshwm sim los ntawm ntau yam xws li kev hloov pauv hloov me me (nrog rau qhov txwv kev nkag tebchaws ), hnyav tsiv teb tsaws chaw, kab mob , kev tshaib kev nqhis, thiab kev ua tsov ua rog.
Dab tsi yog lub hauv paus tseem ceeb uas cuam tshuam rau tib neeg kev loj hlob?
Yam uas cuam tshuam rau tib neeg kev loj hlob muaj xws li:
- Kev kho mob/nkag mus rau kev saib xyuas kev noj qab haus huv/thev naus laus zis kho mob/muaj peev xwm tawm tsam lossis tiv thaiv kab mob.
- Kev muaj peev xwm tswj kev yug me nyuam/muaj kev npaj rau kev qhia tsev neeg/siv kev tiv thaiv kev yug menyuam.
- Kev nom tswv thiab/lossis nyiaj txiag ruaj ntseg/tsoomfwv ruaj ntseg/ua tsov ua rog.
Pom zoo:
Dab tsi yog yam tseem ceeb tshaj plaws uas yuav tsum tau ua kom muaj cov pej xeem?
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Lub peev xwm nqa tau txhais tias yog 'cov neeg coob tshaj plaws uas ib puag ncig tuaj yeem txhawb nqa mus tas li.' Rau ntau hom tsiaj, muaj plaub qhov sib txawv uas ua rau xam cov peev txheej nqa khoom: muaj zaub mov noj, muaj dej, qhov chaw nyob, thiab ib puag ncig ib puag ncig
Dab tsi yog cov teeb meem nthuav tawm los ntawm kev loj hlob sai ntawm cov pej xeem?
![Dab tsi yog cov teeb meem nthuav tawm los ntawm kev loj hlob sai ntawm cov pej xeem? Dab tsi yog cov teeb meem nthuav tawm los ntawm kev loj hlob sai ntawm cov pej xeem?](https://i.answers-medical.com/preview/medical-health/13949381-what-are-the-problems-presented-by-rapid-population-growth-j.webp)
Kev loj hlob sai ntawm cov pej xeem muaj kev cuam tshuam loj nyiaj txiag. Nws txhawb kev tsis ncaj ncees hauv kev faib nyiaj tau los; nws txwv tus nqi ntawm kev loj hlob ntawm tag nrho cov khoom lag luam hauv lub tebchaws los ntawm kev tuav cov theem ntawm kev txuag nyiaj thiab peev peev; nws exerts siab rau kev ua liaj ua teb ntau lawm thiab av; thiab nws tsim teeb meem nyiaj poob haujlwm
Koj tau txais cov txuj ci dab tsi los ntawm kev hais lus rau pej xeem?
![Koj tau txais cov txuj ci dab tsi los ntawm kev hais lus rau pej xeem? Koj tau txais cov txuj ci dab tsi los ntawm kev hais lus rau pej xeem?](https://i.answers-medical.com/preview/medical-health/13983549-what-skills-do-you-gain-from-public-speaking-j.webp)
Kev vam meej hauv kev hais lus rau pej xeem qhia txog kev muaj tswv yim, kev txawj xav tseem ceeb, kev muaj peev xwm ua thawj coj, kev coj ncaj ncees, thiab kev ua haujlwm zoo – qhov muaj txiaj ntsig zoo rau kev ua lag luam. Kev hais lus rau pej xeem yog ib txoj hauv kev zoo los coj koj cov lus rau cov neeg tuaj saib
Dab tsi yog qhov kev xeem hloov pauv pej xeem xeem?
![Dab tsi yog qhov kev xeem hloov pauv pej xeem xeem? Dab tsi yog qhov kev xeem hloov pauv pej xeem xeem?](https://i.answers-medical.com/preview/medical-health/14002453-what-is-the-demographic-transition-model-quizlet-j.webp)
Yog tus qauv dav dav ntawm cov pej xeem hloov pauv los ntawm kev yug me nyuam thiab kev tuag siab mus rau kev yug me nyuam thiab kev tuag tsawg, thiab tau pom nyob rau hauv keeb kwm ntawm ntau lub teb chaws tsim. Txoj kev xav tom qab kev hloov pauv pej xeem yog kev tsim khoom lag luam ua rau muaj kev lag luam thiab kev vam meej hauv zej zog uas tom qab ntawd cuam tshuam rau cov pej xeem kev nce nqi
Kev kawm txog cov qauv ntawm kev noj qab haus huv thiab kab mob hauv cov pej xeem yog dab tsi?
![Kev kawm txog cov qauv ntawm kev noj qab haus huv thiab kab mob hauv cov pej xeem yog dab tsi? Kev kawm txog cov qauv ntawm kev noj qab haus huv thiab kab mob hauv cov pej xeem yog dab tsi?](https://i.answers-medical.com/preview/medical-health/14043308-what-is-the-study-of-patterns-of-health-and-disease-in-populations-j.webp)
Epidemiology yog kev tshawb fawb thiab kev tshuaj xyuas ntawm kev faib khoom (leej twg, thaum twg, thiab qhov twg), cov qauv thiab kev txiav txim siab ntawm kev noj qab haus huv thiab kab mob hauv cov neeg uas tau teev tseg