1. Elektron mikroskop yordamida qaysi organoidlar kashf etilgan?
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DILMUROD DILSHODOVICH, Yozxonov mehroj, eshqulov murod 1. Elektron mikroskop yordamida qaysi organoidlar kashf etilgan? 1)ribosoma, 2)endoplazmatik to’r, 3)mikronaycha, 4)yadro, 5) xloroplast, 6)mitoxondriya, 7) o’ta nozik tuzilmalar. A) 1,3,6 B) 1,2,3 C) 1,4,5,6 D) 1,2,3,7 2. Hujayra tarkibidagi turli tuman kimyoviy moddalarni aniqlashda qaysi usulda turli bo’yoqlardan foydalaniladi A) senterifuga; B) avtoradiografiya; C) sitokimyoviy; D) mikroxirurgiya; 3. Quyida berilgan atamalarga mos javoblarni juftlang. 1) xloroplast, 2) xromoplast, 3) leykoplast, 4) fagotsitoz, 5) pinotsitoz, 6) ektotsitoz a) har xil rangga ega plastidalar, b) monosaxarid, disaxaridlar hosil qilishda ishtirok etadi, c) membrana orqali moddalarni tashqariga chiqishi, d) qattiq moddalarni membrana orqali o‘tishi, e) yashil pigmentlarni fotosintezda ishtirok etishi, h) suyuq moddalarni membrana orqali o‘tishi. A) 1 – e, 2 – a, 3 – b, 4 – h, 5 – d, 6 – c B) 1 – e, 2 – a, 3 – b, 4 – c, 5 – h, 6 – d C) 1 – e, 2 – a, 3 – b, 4 – d, 5 – c, 6 – h D) 1 – e, 2 – a, 3 – b, 4 – d, 5 – h, 6 – c 4. Berilgan hujayralarni ularning tuzilishi bilan juftlang. 1) biriktiruvchi to’qima hujayralari, 2) nerv hujayralari, 3)tuxum hujayra, 4) leykotsitlar, 5) yog’ hujayralar a) amyobasimon, b) yulduzsimon, c) o’simtasimon, d)yumaloq A) a – 3; b – 2; c – 1; d – 4,5 B) a – 4; b – 2; c – 1; d – 3,5 C) a – 4; b – 1; c – 2; d – 3,5 D) a – 1; b – 2; c – 4; d – 3,5 5. Olimlarni ularning ilmiy ishlari bilan juftlab yozing. 1)M.Malpigi, 2) N.Gryu, 3 A.Levenguk, 4) R.Braun, 5)Ya.Purkine, 6) R.Virxov, 7) K.Ber. a) eritrositlar, bir hujayrali hayvonlar va bakteriyalarni birinchi marta o‘rgangan, b) hujayralarda yadro mavjudligini aniqlagan, c)protoplazma atamasini taklif etgan, d) hujayra faqat hujayradan ko‘payishini isbotlagan, e) o‘simlik hujayralarining tuzilishini o’rgangan, g)sutemizuvchilarning tuxum hujayrasini kashf etdi. A) 1,2 – e, 3 – a, 5 – c, 6 – d, 4 – b, 7 – g B) 1,2 – c, 3 – a, 5 – e, 6 – d, 4 – b, 7 – g C) 1,2 – e, 3 – a, 5 – c, 6 – b, 4 – d, 7 – g D) 1,2 – e, 3 – c, 5 – a, 6 – d, 4 – b, 7 – g Download 0.69 Mb. Do'stlaringiz bilan baham: |
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