Wadatacce
- Menene bambancin halittu?
- Nau'o'in halittu
- kwayoyin halittu
- Dabbobi iri -iri
- Rayayyun halittu ko muhalli
- Muhimmancin rayayyun halittu
- Abubuwan da ke haifar da asarar halittu
Ofaya daga cikin muhimman batutuwan wannan zamani shine, ba tare da wata shakka ba, kiyaye kimiyyar halittu. Jigo ne wanda ya sami dacewa a fannoni daban -daban na ayyukan ɗan adam, kamar yadda bisa fahimtarsa da nazarinsa, zamu iya haɓaka tsare -tsare don kiyayewa. Amma shin da gaske mun san me ake nufi da bambancin halittu? Ana kusantarsa ta hanyoyi daban -daban, kamar yadda zamu iya magance rayayyun halittu daga juyin halitta, muhalli da ma yanayin tattalin arziki. Koyaya, kuma kodayake mutane suna mu'amala da bambancin halittu a kullun kuma ta hanyoyi daban -daban, galibi yana da wahala a ayyana ma'anar sa.
A cikin wannan labarin ta PeritoAnimal, za mu gaya muku menene bambancin halittu, halayensa da ire -iren halittu masu rai.
Menene bambancin halittu?
An riga an gabatar da dabaru da yawa na bambancin halittu ko rayayyun halittu, kuma galibi ana amfani da kalmar sosai. Zamu iya ayyana rayayyun halittu a matsayin bambancin rayuwa, abin da ya ƙunsa, tsarinsa da aikinsa, kuma ana iya wakilta shi a matsayin matsayi na abubuwan da ke da alaƙa a matakai daban -daban na ƙungiyar halittu. Bugu da ƙari, yana nufin canji a kowane matakin ƙungiya, daga kwayoyin halittar da suka ƙunshi yawan jama'a ko jinsuna, zuwa nau'in da ke zama al'umma, kuma a ƙarshe, zuwa ga al'ummomin da suka ƙunshi mahalli da yawa na duniya. Don haka lokacin da muke magana game da bambancin halittu, muna nufin duk matakan bambancin halittu.
Halittar halittu abu ne na tsarin rayuwa ya zama daban, wato akwai canji a tsakanin dukkan halittun da ke rayuwa a duniyar nan, kuma wannan dabi'a ce kuma ta asali na duk tsarin halittu. Har ila yau, sifa ce ta hanyoyi da yawa waɗanda dukkan halittu ke daidaitawa da haɗa kai.
Nau'o'in halittu
Yanzu da kuka san abin da ma'anar halittu ke nufi, zamu iya magana game da nau'ikan da za'a iya rarrabasu cikin su. Mun san cewa bambancin halittu ya haɗa da canjin dukkan abubuwa masu rai daga kowane tushe ko asali, kuma wannan ya haɗa da yanayin yanayin ƙasa da na ruwa da hanyoyin sadarwar muhalli waɗanda suke cikin su. Wancan ya ce, an rarrabe bambancin halittu bisa ga sikelin da aka mai da hankali a kansa, wanda zai iya zama:
kwayoyin halittu
Halittar halittar halittu tana nufin bambancin dake tsakanin kowane nau'in, wato yana nufin ga bambancin da ke tsakanin jinsuna. Shi ne jigon dukkan kwayoyin halittar ku, kuma yayin da ake samun ƙarin bambancin jinsi, mafi girman damar samun nasara ga wani nau'in. A cikin ma'ana mai ma'ana, ita ce mafi mahimmancin sashin halittar halittu kuma an bayyana ta azaman bambance -bambancen da ke da alaƙa kuma suna faruwa a cikin kowane ƙwayar cuta tsakanin mutane na yawan jama'a, da kuma tsakanin yawan mutane a cikin jinsi iri ɗaya, daga tsarin juyin halitta. Don haka, sanin da fahimtar yadda waɗannan ayyukan ke aiki yana da mahimmanci a gare mu don kiyaye shi, tunda fannoni da yawa sun dogara da irin wannan nau'in halittu, kamar ci gaban ilimin halittar juyin halitta, lafiyar ɗan adam, dorewa da yawan amfanin gona da gandun daji da sauran muhallin halittu.
Dabbobi iri -iri
Irin wannan nau'in halittu yana da asali yawan nau'in da ke zaune a wani wuri, ya zama daji, tafki ko nahiya. Wannan rarrabuwa ya haɗa da dukkan halaye na yau da kullun waɗanda kowane nau'in ke rabawa kuma yana ba da damar mutane iri ɗaya su hayayyafa da juna.
Rayayyun halittu ko muhalli
Ya kunshi dukkan muhallin halittu da muke samu a duniya ko a wani yanki da aka bayar, da dukkan nau'in da ke cikin wadannan tsirrai, da ma'aunin da ke tsakaninsu. Yayin da muke magana game da mu'amalar jinsin da ke tattare da muhallin halittu, ana iya raba irin wannan nau'in halittu zuwa kashi uku:
- bambancin alpha: an ayyana a matsayin adadin nau'in a matakin gida.
- bambancin beta.
- bambancin gamma: shine adadin nau'in a matakin yanki, wato, la'akari da babban matakin.
Waɗannan su ne matakan da ke ayyana bangarori daban -daban na bambancin kuma waɗanda maƙasufansu masu alaƙa su ma sun bambanta. Hanya ce ta tsara tsarin halittu daban -daban, tare da haɗa ma'aunin sararin samaniya.
Muhimmancin rayayyun halittu
Sakamakon asarar rayayyun halittu yana da ban tsoro, wanda shine dalilin da yasa kiyaye shi yana da mahimmanci. Shekaru da yawa, kiyaye nau'in halitta da muhallin halitta ya zama abin damuwa. Muhimmancinsa yana cikin gaskiyar cewa samar da ayyuka daban -daban na muhalli ko muhalli, wato don samar da yanayin yanayi da tafiyar matakai irin na muhallin halittu kuma ta inda dan adam ke samun fa'ida iri -iri kuma, a ƙarshe, ya tsira. Wasu daga cikin waɗannan ayyukan sune ƙasƙantar da ragowar ƙwayoyin halitta, samuwar da abun da ke cikin ƙasa da sarrafa yashewa da bushewar ƙasa, haɓaka albarkatun abinci don amfanin gona da samar da su, sarrafa halittun kwari da yawa, ƙazantar da nau'in tsiro, kayyade yanayi, da sauran su.
Ga duk waɗannan dalilai, mahimmancin rayayyun halittu bai wuce ba kiyaye ma'auni. Ba tare da shi ba, rayuwa kamar yadda muka sani a hankali zata ɓace.
Abubuwan da ke haifar da asarar halittu
A sashin da ya gabata, mun ga sakamakon asarar rayayyun halittu, wanda galibi shine rashin daidaituwa tsakanin tsarin halittu daban -daban don haka lalacewar rayuwa gaba ɗaya. Amma me ke jawo haka? Rashin rayayyun halittu yana wakiltar ɗaya daga cikin mahimman matsalolin duniya, saboda a halin yanzu, panorama yana nuna ɓarna da raguwar tsarukan halittu da nau'in halittun su. Saboda da yawa ayyukan mutane, da yawa daga cikin yanayin halittu masu rikitarwa da rikitarwa sun zama yanayi iri ɗaya kuma mafi sauƙi, yana sanya haɗarin kwanciyar hankali na mu'amalar halittu waɗanda ke haɓaka yanayin ƙasa kuma suna haifar da ɓarkewar yawancin tsirrai da dabbobi. Hakanan, wasu da yawa suna cikin haɗarin mutuwa. Gano a cikin wannan labarin sauran dabbobin da ke cikin haɗari a duniya.
Don haka, saboda karuwar matsin lamba na ɗan adam wanda ke ci gaba da haɓakawa, an lalata saurin ɓarna da rarrabuwar kawunan halittu na gida da na yanki, galibi ana barin ciyayi na halitta da dabbobin daji ba tare da kariya ba. A gefe guda kuma, tare da matakan samar da abinci na zamani da muke amfani da su, akwai wasu abubuwan da ke yin barazana ga rayayyun halittu, kamar su:
- Canje -canje da wuce gona da iri na jinsi da wuraren zama
- Gabatarwa da nau'ikan m
- Gyara yanayin muhalli
A cikin wannan ma'anar, Yarjejeniyar 1992 game da Bambancin Halittu ya ba da gudummawa wajen kafa yanayin siyasa wanda rayayyun halittu ke gabatar da kansa a matsayin muhimmin lamari mai mahimmanci, duka a matakin muhalli da ci gaba, kuma yana kai mu ga fahimtar cewa wanzuwar da makomar halittu masu rai sun dogara akan hanyoyin nazarin halittu da zamantakewa.
Idan kuna son karanta ƙarin labarai makamantansu Rayayyun halittu - Ma'ana, iri da halaye,, muna ba da shawarar cewa ku shiga ɓangaren Curiosities na duniyar dabbobi.