
Biologiya Testi
Authored by tulkin absamatov
Special Education
12th Grade
Used 1+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bakteriyalar qayerlarda deyarli uchramaydi?
Tuproqda
Havoda
Artezian quduqlari
Qirg’oqqa yaqin joylarda
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bakteriyalarning necha foiz shtammlari chuchuk suvlarda o’smaganligi aniqlangan?
60%
75%
62%
40%
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qorin tifi tayoqchasi oqava suvda necha kun yashaydi?
50 kun
45 kun
60 kun
30 kun
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mikroblarning havo va suvga o’tib turuvchi asosiy manba’si nima?
Suv
Quduqlar
O’simliklar
Tuproq
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tuproqning qaysi qismida mikroblar soni ko’p bo’ladi?
Hamma qismida
Yuza qismida
O’rta qavatida
Eng chuqur qusmida
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Suvda doim uchraydigan bakteriya vakillarini keltiring
Bact.aquatilis
Barchasi
Micrococcus candicans
Bact.fluorescens
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
“Polisaprob zo’na”deb nimaga aytiladi?
Suvning ifloslanmagan zo’nasi
To’g’ri javob yo’q
Suvning eng ifloslangan zo’nasi
Suvning o’rtacha ifloslangan zo’nasi
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