Rawar da dabbobi a cikin yanayi

Tsire-tsire su ne tushen rai a duniya. Da suke ɓoyewa daban-daban abubuwa da kwayoyin halitta, wanda an kafa kan sha na ma'adinai salts da ruwa, carbon dioxide da kuma hasken rana makamashi. Hakika, da muhimmancin shuke-shuke a cikin yanayi ne mai girma: yana da abinci ga dabbobi masu shayarwa, da kuma tushen oxygen. Kuma abin da ke da muhimmancin dabbobi a cikin yanayi? Dabbobi masu shayarwa suna ba qananan bangaren na yanayi, wanda zai cinye abubuwa da shuke-shuke. Daya daga cikin manyan ayyuka na dabbobi a wani yanayi - shi ne su shiga a cikin wurare dabam dabam na abubuwa, ba tare da wanda ba zai iya tsira wani kwayoyin a Duniya.

Rawar da dabbobi a cikin yanayi

Complex kwayoyin a cikin wani yanayin kasa za a iya raba uku kungiyoyin:

- kera - a kore shuke-shuke da cewa samar da kwayoyin daga inorganic kayan.

- consuments - dabbobi da cewa ciyar a kan shuke-shuke ko dabba abinci, aiki, sa'an nan Ya wãtsa, Organic abu a cikin kauri daga cikin irin gona ko ta surface.

- decomposers - wani naman gwari da kwayoyin cuta, wadda maida duk kwayoyin abubuwa sakamakon rayuwa da kuma dabbobi da kuma shuke-shuke a cikin gas da ma'adinai salts.

Haka kuma, salts da gas za a iya amfani da sake tushen da kuma ganyen shuke-shuke. Wannan abin da kafa da makamashi sake zagayowar da abubuwa a yanayi tare da rayayyun kwayoyin halitta.  

Mene ne muhimmancin dabbobi a cikin yanayi?

The ayyuka na dabbobi a cikin yanayi:

1. Saka hannu a wurare dabam dabam na abubuwa.

2. A rawar da dabbobi a yanayi da yake a cikin samuwar kasa. Musamman muhimmanci ne kwaro - mites, kwari, molluscs da earthworm. Wannan inda da yawa daga gona-kwaro, da raya ciyayi Layer na Duniya.

3. Na uku, babu kasa muhimmiyar rawa a cikin halakar da dabbobi da ba isasshe mai yiwuwa da kuma xauke da cuta shuka samfurori. Ta wannan hanyar, da dabbobi taimaka a gudanar da wani zabin halitta ', game da shi, rike da inganta lamarinsa na shuke-shuke, accelerating su ci gaba. A wannan rawa da aka buga ta da parasitic da predatory dabbobi dangane da herbivorous dabbobi masu shayarwa.

4. Control na yawan jama'a. Parasitic da predatory dabbobi hana haifuwa na herbivorous. In ba haka ba, da na karshe 'yan shekaru iya hallakar da wasu iri na shuke-shuke. Musamman muhimmanci ne insectivorous tsuntsãye (darajar tsuntsaye a yanayin da yake da girma: sun hana wuce kima yaduwa na kwari da kuma sauran dabbobi), da tsuntsaye na ganima, toads da frogs, kadangaru, jemagu, kwari, ƙasa beetles, tururuwa, wasps, da kuma sauran kungiyoyin na kwaro da vertabrate.

5. Cross-pollination na kusan kowane irin na angiosperms, yada tsaba Bishiyoyi. A pollination shiga dubban ƙudan zuma da cewa rayuwa a cikin savannas, Hamada, steppes, mai tsayi fadamun. Ko da a cikin arewa na Greenland na da yawan jama'a na bumblebees. A cikin rawar da hawkers tsaba bishiyoyi, ciyawa kuma shrubs ni'imar mafi girma vertabrate - granivorous da carnivorous tsuntsaye, hakori, kuma hoofed dabbobi.

Kusan dukkan mutane wakiltar duniya na dabbobi a cikin irin manyan tsuntsaye, da dabbobi masu shayarwa, da abubuwa masu rarrafe, da macizai. Savannah a cikin view na mutane da yawa nasaba da giwaye da kuma zakuna, zebras da barewa, Jiminai, kuma Angulaye, na wurare masu zafi gandun daji - orangutans da gwaggon biri, damisa da Boa constrictors, kyau da tsuntsaye na aljanna, da taiga - capercaillie, Wolves da beyar, barewa, da hares. Amma ba dukan dabbobi masu shayarwa halitta matakai na taka muhimmiyar rawa. The cin ciyayi, ƙasa samuwar, pollination na tsire-tsire da aka bai wa wata dabba kwaro. Centipedes, gizo-gizo, tsutsotsi, kwari, da dai sauransu. Wannan shi ne saboda su babbar dama da kuma wani na kwarai iri-iri. Rawar da dabbobi a cikin yanayi, ba shakka, high. Kuma da aiki na bil'adama shi ne kiyaye dukkan jinsunan da na halitta balance.