2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Durables, tseem hu ua cov khoom ruaj khov lossis cov neeg siv khoom ruaj khov, yogqeb ntawm cov khoom siv uas tsis hnav sai sai, thiab yog li tsis tas yuav yuav ntau zaus. Lawv yog ib feem ntawm cov ntaub ntawv muag khoom muag tseem ceeb thiab hu ua "cov khoom siv tau ntev" vim tias lawv yuav kav ntev li peb xyoos.
Puas piv txwv ntawm cov neeg siv khoom ruaj khov?
Cov piv txwv ntawm cov khoom siv ruaj khov yog tsheb, rooj tog, khoom siv hauv tsev, thiab tsev txawb. (Saib cov peev txheej.) Cov khoom siv tau muab faib raws li cov neeg siv khoom siv.
Cov neeg siv khoom ruaj khov hauv khw lag luam yog dab tsi?
Cov khoom siv ruaj khov yog cov tuam txhab tsim thiab muag cov khoom ruaj khov. Feem ntau txhais tau tias yog cov khoom siv uas kav ntev tshaj peb xyoos, cov khoom siv ruaj khov muaj xws li rooj tog zaum, khoom siv, khoom siv hluav taws xob, tshuab, khoom ua si, cuab yeej, hniav nyiaj hniav kub, phom, thiab cov khoom ua si. … Cov khoom siv sai sai tom qab yuav khoom.
Cov neeg siv khoom ruaj khov thiab tsis tuaj yeem yog dab tsi?
Kev nkag siab txog cov khoom siv
Cov khoom siv tau ntev yog cov khoom siv uas muaj lub neej ntev (xws li 3+ xyoo) thiab siv sijhawm dhau mus. Piv txwv xws li tsheb kauj vab thiab tub yees. Cov khoom uas tsis tuaj yeem siv tau tsawg dua peb xyoos thiab muaj lub neej luv luv. Piv txwv ntawm cov khoom uas tsis tuaj yeem suav nrog zaub mov thiab dej qab zib.
Cov khaub ncaws puas siv tau ntev?
Consumer nondurable khoom yogmuas tam sim los yog yuav luag tam sim ntawd noj thiab muaj lub neej ntev li ntawm feeb mus rau peb xyoos. Piv txwv ntawm cov no yog khoom noj, dej haus, khaub ncaws, khau, thiab roj av.
Pom zoo:
Puas yog cov neeg tsim khoom lossis cov neeg siv khoom?
Daim duab qhia txog lub luag haujlwm tseem ceeb uas microbes xws li algae, cyanobacteria thiab cov decomposers, ua si thawj cov tsim khoomthiab hauv kev caij tsheb kauj vab. Puas yog cov microbes tsim lossis cov neeg siv khoom? Tab sis ntau yam kab mob tsis yog neeg tsim khoom thiab ua tsis tau lawv tus kheej cov zaub mov.
Qhov twg hauv qab no txiav txim siab txog cov luag haujlwm ntawm cov neeg muag khoom / tus nqi qis thiab cov neeg yuav khoom / tus neeg xauj tsev?
Cov luag haujlwm ntawm cov neeg muag khoom / tus neeg xauj tsev thiab cov neeg yuav khoom / tus neeg xauj tsev yog txiav txim siab los ntawm (1) nqe lus uas ob tog tau teev tseg hauv kev cog lus, (2) kev cai, thiab (3) cov cai teev tseg los ntawm Uniform Commercial Code (UCC).
Puas muaj qhov chaw ruaj khov puas txhais tau tias tsis muaj zog nyob ruaj khov?
Thawj zaug nco ntsoov tias lub sijhawm kawg thib ob tsis suav tias yog lub ntsiab lus ntawm qhov muaj zog nyob ruaj khov, yog li, muaj zog ruaj khov tsis tas txhais tau tias tsis muaj zog nyob ruaj khov. Puas muaj zog nyob ruaj khov txhais tau tias tsis muaj zog nyob ruaj khov?
Puas yog cov nroj tsuag carnivorous yog cov tsim khoom lossis cov neeg siv khoom?
As producers, cov nroj tsuag tsim lub hauv paus ntawm yuav luag txhua cov khoom noj hauv ntiaj teb. Carnivorous nroj tsuag zoo li "tig rooj" thaum lawv ua raws li cov neeg siv khoom, gobbling kab, qav, thiab cov tsiaj me me. Puas yog Venus flytrap yog tus neeg siv khoom thiab tsim khoom?
Puas yog cov khoom siv tsawg dua cov neeg siv khoom?
khoom muag tau yuav tsawg dua los ntawm cov neeg siv khoom. Cov neeg siv khoom feem ntau sib piv cov yam ntxwv ntawm cov khoom lag luam xws li zoo, nqe, thiab style ntawm lwm yam khoom. Puas yog cov khoom lag luam uas cov neeg siv khoom yuav nquag thiab siv zog tsawg?
