Qaysi paytda oq planariya mayda bo’larklarga bo’linib ketadi?

  1. suvda erigan kislorod ko’payganda
  2. suvning harorati bir xil bo’lganda
  3. suvda kislorod yetarli bo’lganda
  4. suvda karbonat angiddrid va kislorodning miqdori bir xil bo’lganda
  5. suvda kislorod yetishmay qolganda
258 / 1216 (21%)
Question 258 of 1216
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