Biologiya abituriyent testi №3

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Abituriyent uchun biologiya fanidan asosiy blok testlari.

1 / 30

Temirtikan o‘simligi qanday poyaga ega?

A) ilashuvchi

B) palak yoyib o‘suvchi

C) tik o‘suvchi

D) chirmashuvchi

2 / 30

Ildiz turlarini aniqlang. a)asosiy; b) o‘q ildiz; c) popuk ildiz; d) yon; e) qo‘shimcha.

A) b, c

B) d, e, c

C) a, b, c

D) a, d, e

3 / 30

Quyidagi hayvonlarning qaysilari ochiq qon aylanish sistemasiga ega?

A) ustritsa, nereida

B) qizil chuvalchang, kulrang satir

C) ipak qurti, taroqcha

D) midiya, yomg‘ir chuvalchangi

4 / 30

Periost nima va u qaysi to‘qimalardan iborat?

A) suyak usti pardasi, ko‘p qavatli epiteliy to‘qima

B) yurakning tashqi qavati, biriktiruvchi to‘qima

C) suyak usti pardasi, biriktiruvchi to‘qima

D) akson usti pardasi, biriktiruvchi parda

5 / 30

Nerv hujayralarida hosil bo‘ladigan qo‘zg‘alishlarning o‘tishi qaysi kimyoviy elementlarga bog‘liq?

A) Na, K, Ca

B) Fe, Mg, K

C) Na, K, Cl

D) Na, K, Fe

6 / 30

Agar vazopressinning I-RNK molekulasida 9 ta kodon bo‘lsa, u nechta nukleotiddan tashkil topgan bo‘ladi?

A) 54

B) 27

C) 9

D) 3

7 / 30

Kapalaklarning xartumi nimalarning qo‘shilishidan hosil bo‘ladi? a)pastki jag‘; b) pastki lab; c) yuqori jag‘; d) yuqori lab

A) b, d

B) c, d

C) a, b

D) a, c

8 / 30

Yava, Sumatra orollari qaysi biogeografik viloyatga mansub?

A) neotropik

B) neoarktik

C) hindomalay

D) paleoarktik

9 / 30

Odamda birinchi qon guruhi IOIO, ikkinchi qon guruhi gomozigota holatda IAIA, geterozigota holatda IAIO, uchinchi qon guruhi gomozigota holatda IBIB, geterozigota holatda IBIO, to‘rtinchi qon guruhi esa IAIB bilan ifodalanadi. I va geterozigota II-guruhiga ega bo‘lgan yigit va qiz nikohidan qanday qon guruhiga ega bo‘lgan farzandlar dunyoga keladi?

A) I, II

B) II, III

C) I, II, III, IV

D) IV

10 / 30

Sersut-go‘shtdor sigir zotlarini ko‘rsating. 1) Yaroslavl; 2) Simmental; 3) Gereford; 4) Shortgorn; 5) Qizil dasht; 6) Xolmogor; 7) Kostroma

A) 2, 7

B) 3, 4, 5

C) 2, 4, 6

D) 1, 2, 7

11 / 30

Qaysi manzarali daraxtlarning mevasi qanotchali?

A) zarang, terak

B) qayrag‘och, burchoq

C) barchasining

D) shumtol, qayrag‘och

12 / 30

Cherkez o‘simligining qaysi qismlaridan tayyorlangan dori qon bosimini pasaytirish uchun ishlatiladi?

A) ildiz va poyasi

B) barchasi

C) bargi va mevasi

D) ildiz, poya va guli

13 / 30

Qaysi o‘simlikning barglari bir qavat hujayralardan iborat bo‘lib, uni mikroskopda butunligicha ko‘rish mumkin?

A) piyoz

B) elodeya

C) spirogira

D) g‘o‘za

14 / 30

Go‘shti uchun ko‘plab ovlanadigan molluskalarni belgilang.

A) taroqchalar, ustritsa, midiya

B) bitiniya, sadafdorlar, dreysena

C) dreysena, midiya, ustritsa

D) midiya, taroqchalar, baqachanoq

15 / 30

Ensefalit nima?

A) odam tanasining umumiy qaltirashi

B) bosh miya to‘qimasining yallig‘lanishi

C) harakatlantiruvchi nerv tolasining yallig‘lanishi

D) muskul tolalari qisqarib, bo‘shasha olmay qolishi

16 / 30

O‘z-o‘zidan ko‘paya oladigan organoidni aniqlang.

A) sentriola

B) golji majmuasi

C) lizosoma

D) ribosoma

17 / 30

Qorin bo‘shlig‘i o‘ng tomonining yuqori qismida qaysi organ joylashgan?

A) ayrisimon bez

B) jigar

C) me’da osti bezi

D) taloq

18 / 30

Quyidagi kodonlarning ichidan terminator kodonlarni ajrating. 1) UAG; 2) UAS; 3) UAA; 4) UAU; 5) UGA; 6) UGS

A) 1, 3, 5

B) 4, 5, 6

C) 1, 4, 5

D) 1, 2, 3

19 / 30

Jag‘-jag‘ning ildiz bo‘g‘izida joylashgan (1) va poyada joylashgan (2) barglari nima bilan farqlanadi? a) qisqa bandli; b) patsimon qirqilgan; c) bandsiz; d) ketma-ket joylashgan

A) 1-a, b; 2-c, d

B) 1-b, c; 2-a, d

C) 1-c, d; 2-a, b

D) 1-a, d; 2-b, c

20 / 30

O‘rdakburun qayerga uya quradi?

A) ochiq dashtga

B) suv ostiga

C) uya qurmaydi

D) daryo qirg‘og‘iga

21 / 30

Organizmlar tuzilishining umumiy darajasini, hayot faoliyatini oshiradigan evolutsion o‘zgarish nima deb ataladi?

A) idioadaptatsiya

B) regress

C) aromorfoz

D) umumiy degeneratsiya

22 / 30

Tiriklikning qaysi xususiyati gomeostaz bilan bog‘liq?

A) qo‘zg‘aluvchanlik

B) o‘sish va rivojlanish

C) o‘zini-o‘zi tiklash

D) o‘zini-o‘zi idora etish

23 / 30

Populyatsiyalarning geografik alohidalanishi ko‘proq qayerda ro‘y beradi?

A) tur egallagan arealning barcha qismida

B) tur egallagan arealning chetki qismlarida

C) tur egallagan arealning markazida

D) populyatsiya arealida alohidalanish ro‘y bermaydi

24 / 30

DNK molekulasi tarkibidagi (T) timin nukleotidi umumiy zanjirning 16% ni tashkil etadi. Qolgan ukleotidlarning har biri necha foizni tashkil qiladi?

A) A−34, G−16, S−16

B) A−16, G−16, S−16

C) A−32, G−32, S−32

D) A−16, G−34, S−34

25 / 30

Habashiston biogeografik viloyatining sutemizuvchi hayvonlarini belgilang.

A) malla revun, shinshilla

B) qiloyoq, kanna

C) mindanoo, vapita

D) kafr buyvoli, maral

26 / 30

Kavsh qaytaruvchilar oshqozonida kletchatkaning hazm bo‘lishiga yordam beruvchi organizmlarni aniqlang.

A) sporalilar va soxta oyoqlilar

B) bakteriya va xivchinlilar

C) bakteriya va infuzoriya

D) infuzoriya va nozema

27 / 30

Limfa aylanishining qon aylanishidan qanday farqi bor?

A) limfa tomirlari yurakning chap bo‘lmachasidan boshlanadi va vena tomirlariga quyiladi

B) limfa tomirlari to‘qima va organlardan boshlanadi

C) limfa suyuqligi aorta orqali yurakka quyiladi

D) farqi bo‘lmaydi

28 / 30

Ovqat hazm qilish sistemasining qaysi qismida fermentlar ishlab chiqilmaydi?

A) qizilo‘ngachda

B) ingichka ichakda

C) og‘iz bo‘shlig‘ida

D) oshqozonda

29 / 30

AACCDdGgJJYyUuXxkk quydagi genotipga ega organizmdan necha xil gameta olish mumkin?

A) 64

B) 32

C) 18

D) 16

30 / 30

Ibn Sino qalamiga mansub ”Tib qonunlari” asarining 2- kitobida nimalar haqida ma’lumot berilgan?

A) organlardagi kasalliklar, ularni aniqlash va davolash haqida

B) organlarning tuzilishi, kasalliklari, davolash usullari haqida

C) jarrohlik, suyaklarning sinishi va chiqishi haqida

D) o‘simlik, hayvon va ma’danlardan olinadigan dorilar haqida

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