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Eng muhim asosiy MCQlar

 MCQ 1] Odam organizmidagi eng katta a’zo qaysi?

A. Terisi

B. Jigar

C. Miya

D. Yurak


[MCQ 2] Suvning qaynash harorati nechaga teng?

A. 50°C

B. 80°C

C. 100°C

D. 120°C


[MCQ 3] Yer atmosferasining asosiy qismi qaysi gazdan iborat?

A. Kislorod

B. Azot

C. Karbonat angidrid

D. Geliy


[MCQ 4] Fotosintez jarayonida o‘simliklar qaysi gazni yutadi?

A. Kislorod

B. Azot

C. Karbondioksid

D. Vodorod


[MCQ 5] Yurakning asosiy vazifasi nima?

A. Ovqat hazm qilish

B. Qonni haydash

C. Nafas olish

D. Gormon ishlab chiqarish


[MCQ 6] Atomning musbat zaryadlangan zarrasi qaysi?

A. Elektron

B. Neytron

C. Proton

D. Ion


[MCQ 7] Quyosh tizimidagi eng katta sayyora qaysi?

A. Yer

B. Saturn

C. Yupiter

D. Neptun


[MCQ 8] Odam hayoti uchun eng muhim modda qaysi?

A. Tuz

B. Yog‘

C. Suv

D. Kletchatka


[MCQ 9] Elektr toki birligi qanday ataladi?

A. Volt

B. Amper

C. Om

D. Vatt


[MCQ 10] Tovush qaysi muhitda eng tez tarqaladi?

A. Havo

B. Suv

C. Metall

D. Vakuum


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