Perfect biology and chemistry Kanalimiz obunachilari uchun maxsus


A) 8,4,9 B) 2,3,6 C) 1,3,6 D) 4,9,5


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11-sinf mavzulashtirilgan test

A) 8,4,9 B) 2,3,6 C) 1,3,6 D) 4,9,5

53. Olabug’a uchun hos bo’lgan javobni toping. 1) paykoloterm, 2) nerv sistemasiga, 3) Lamark fikricha tashqi muhit ta’sirida bevosita o’zgaradi, 4) (+-) munasabatga ega, 5) Devon davrida kelib chiqqan, 6) ikki pallali molluskaning mantiya bo‘shlig‘iga tuxum qo‘yadi,

A) 2,4,5 B) 1,3 C) 6,4,2 D) 1,24

54. Kannibalizmga hos bo’lgan javobni toping.

1) har hil turlar orasida kuzatiladi, 2) (- -) munosabat shakli, 3) bir tur doirasida kuzatiladi,

4) balxash olabug‘a balig‘I o’z tuxumlarini yeb qo’yishi, 5) qoraqurtning urg‘ochilari urug‘langandan so‘ng erkaklarini yeb qo‘yishi, 6) (+ -) o’zaro munosabat shakli


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