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  • Qidiruv formasini almashtirish
  •  6-sinf Nemis tili olimpiada №2 Nemis tili olimpiada
  •  9-sinf Informatika №19 9-sinf Informatika
  • 6-sinf Ona tili №2 6-sinf Ona tili
  • 8-sinf Adabiyot 8-mavzu 8-sinf Adabiyot
  •  Matematika attestatsiya №10 Matematika attestatsiya
  •  9-sinf Informatika №1 9-sinf Informatika
  •  8-sinf Informatika №9 8-sinf Informatika
  •  Geografiya attestatsiya №13 Geografiya attestatsiya

Bo'lim: Biologiya olimpiada

 9-sinf Biologiya olimpiada №4

Yanvar 6, 2023Yanvar 6, 2023 da chop etilgan InfoMaster tomonidan  9-sinf Biologiya olimpiada №4 ga fikr bildirilmagan.
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Tomonidan yaratilgan InfoMaster

9-sinf Biologiya olimpiada №4

03.01.2023 yil oo.uzedu.uz  

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Yarim butalar to‘g‘ri keltirilgan javobni aniqlang. 1) izen; 2) pskom piyoz; 3) sarsazan; 4) qoqio‘t; 5) keyreuk; 6) yalpiz

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Katta qon aylanish doirasi yurak qorinchasidan boshlanadigan organizmlarni aniqlang.

  1. a) itbaliq; b) salamandra; c) manta; d) qizilto‘sh; e) qurbaqa; f) gavial; g) turkiston agamasi

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Ochiq qon aylanish sistemasiga ega bo‘lgan ayrim jinsli (va germafrodit (organizmlarni aniqlang. 1) oq planariya: 2) baqachanoq; 3) bitiniya: 4) tilyapiya; 5) krevetka; 6) yomg‘ir chuvalchangi; 7) treska; 8) askarida; 9) suv shillig‘i; 10) qizil chuvalchang.

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Odam qon aylanish sistemasining qaysi qismlari karbonat angidridga to‘yingan qon harakatini ta’minlaydi?. 1) ikki tavaqali klapin; 2) chap qorincha bilan o‘pka aortasi o‘rtasidagi yarimoysimon klapan; 3) uch tavaqali klapan; 4) o‘ng qorincha bilan o‘pka aortasi o‘rtasidagi yarimoysimon klapan; 5) pastki kovak vena; 6) o‘pka arteriyasi; 7) buyrak arteriyasi; 8) o‘pka venalari.

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Qushlarga xos bo‘lgan xususiyatlarni ko‘rsating. 1) birinchi tartib patlari bilak suyaklariga birlashgan; 2) tishlari bo‘lmaydi; 3) to‘ti kabi qushlarda ikkinchi signal sistemasi shakllangani uchun, og‘zaki nutq mavjud; 4) arxeopteriksning toshga aylangan suyak va patlari topilgan; 5) tuyaqushning erkagining patlari qora, dumi va qanotlarining uchidagi patlari kulrang; 6) qushlarni xatti-harakati bosh miyasining oldingi yarimsharlari bilan bo‘ladi; 7) o‘ng bo‘lmacha sistolasi vaqtida arterial qon o‘ng qorinchaga o‘tadi; 8) gastruliyatsiya jarayoni qat-qat bo‘lib embrion varaqlari hosil boiadi; 9) bulbullar tropic Afrika va Janubiy Osiyoda qishlaydi; 10) ichak epiteliysi embrionning endoderma qavatidan rivojlanadi. .

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Biologiya olimpiada

 Al-Xorazmiy olimpiadasi Biologiya №1

Yanvar 5, 2023Yanvar 5, 2023 da chop etilgan InfoMaster tomonidan  Al-Xorazmiy olimpiadasi Biologiya №1 ga fikr bildirilmagan.
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Al-Xorazmiy olimpiadasi Biologiya №1

7-8-sinflari o‘quvchilari o‘rtasida Al-Xorazmiy nomidagi fan olimpiadasi bo‘yicha biologiya fanidan test savollari

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Biologiya olimpiada

 8-sinf Biologiya olimpiada №3

Yanvar 3, 2023Yanvar 3, 2023 da chop etilgan InfoMaster tomonidan  8-sinf Biologiya olimpiada №3 ga fikr bildirilmagan.
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8-sinf Biologiya olimpiada №3

30.12.2022 yil oo.uzedu.uz  

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To`qaylarda to`qay mushugi bilan nimani uchratish mumkin. 1)yovvoyi cho`chqa 2) yo`g`a tuvaloq 3)kalxat 4)yumronqoziq 5)ko`k sug`ur 6)qoplon 7)bo`rsiq 8) jayron

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Sog`lom odam umurtqa pog`onasining bo`yin lordoziga va dumg`aza kifozida jami nechta umurtqa suyaklari qatnashadi?

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Biologiya olimpiada

 7-sinf Biologiya olimpiada №3

Yanvar 3, 2023Yanvar 3, 2023 da chop etilgan InfoMaster tomonidan  7-sinf Biologiya olimpiada №3 ga fikr bildirilmagan.
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7-sinf Biologiya olimpiada №3

29.12.2022 yil oo.uzedu.uz  

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Mushuksimonlar oilasining qaysi vakillari O'zbekiston Respublikasi "Qizil kitobwiga kiritilgan?

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Poliksiniy va kulrang o’laksaning umumiy jihati bu..

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Biologiya olimpiada

 8-sinf Biologiya olimpiada №2

Dekabr 16, 2022Dekabr 16, 2022 da chop etilgan InfoMaster tomonidan  8-sinf Biologiya olimpiada №2 ga fikr bildirilmagan.
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8-sinf Biologiya olimpiada №2

07.12.2022 yil oo.uzedu.uz  

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Amrbek gripp kasalligi bilan kasallanib,emlanmasa ham tuzalib ketdi.Unda hosil bo`lgan immunitet turlarini aniqla. 1.orttirilgan immunitet 2.passiv immunitet 3.tabiiy immunitet 4.sun`iy immunitet 5.tug`ma immunitet 6.faol immunitet

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Odam organizmida venoz (a) va arterial (b) qon harakatida ishtirok etadigan qon tomirlarini belgilang. 1.pastki kovak vena; 2.yuqorigi kovak vena; 3.buyrak darvozasidan kiruvchi qon tomir 4.o`pka arteriyasi 5.o`pka venalari 6.tojsimon arteriya

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Odam tanasining qaysi qismlarida bir yadroli silliq muskul to`qimasi uchraydi.1.diafragma 2.arteriya qon tomiri devoir 3.yurak qorinchasi 4.kapilyarlar devori 5.qorin devoir 6.siydik yo`li 7.yurakning o`ng bo`lmachasi 8.siydik pufagi

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Jinsiy ko`payish bilan bo`g`liq jarayonlar to`g`ri ko`rsatilgan javobni aniqlang 1.ulotriksning zoospora hosil qilishi.2.dala qirqbo`g`imida murtakning hosil bo`lishi 3.oq po`panak mitseliysidan sporangiy hosil bo`lishi 4.archada urug`ning vujudga kelishi 5.judning qanotchali meva hosil qilishi 6.suv qirqqulog`inng sporali mevasida har xil sporaning yetilishi; 7.elodeyaning novdalaridan ko`payishi. 8.qo`ng`irboshning endosperm hosil qilishi.

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Piyozbosh qaysi jihatlari bilan ildizdan farq qilmaydi. 1.1.kurtakning bo`lishi 2.oziq modda to`plashi 3.vegetativ ko`payishga xizmat qilashi; 4.shakli o`zgargan barglarining mavjudligi 5.qo`shimcha ildiz hosil qilishi.6.asosiy ildiz hosil qilishi

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Biologiya olimpiada

 7-sinf Biologiya olimpiada №2

Dekabr 15, 2022Dekabr 15, 2022 da chop etilgan InfoMaster tomonidan  7-sinf Biologiya olimpiada №2 ga fikr bildirilmagan.
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7-sinf Biologiya olimpiada №2

07.12.2022 yil oo.uzedu.uz  

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Berilgan hayvonlardagi qaysi suyaklar bir necha suyaklarning qo`shilib ketishidan hosil bo`lgan? 1.yashil qurbaqaning dum suyagi.2.yenotning son suyagi 3.yumronqoziqningboldir suyagi;4.qirg`iyning dumg`aza suyagi; 5.churrakning ilik suyagi;6.baqaning bo`yin umurtqasi; 7.tuvaloqning yelka suyagi

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Mushuksimonlar oilasining qaysi vakillari O'zbekiston Respublikasi "Qizil kitobwiga kiritilgan?

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