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হোম›নবম-দশম শ্রেণি›English Version›Agriculture Studies›C-02 — Agricultural Inputs›C-02-Q296

C-02-Q296mediummulti_combo_mcq

Farida Begum released fries in an acidic-soil pond after applying fertilizer and lime by estimation; most fries died. The reasons behind the death of the fries are — Which of the following is correct?

Difference in water temperature
Unfavorable pH level of the water
Variation in oxygen levels

ai and ii
bi and iii
cii and iii
di, ii and iii

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C-02 — Agricultural Inputs — সব প্রশ্ন দেখুন (308টি) →