MCQ Practice
All Subject
একটি 5 day BOD test DO 2.5 mg/L হ্রাস পেল। Sample যদি 100 গুন dilution করা হয়ে থাকে, তাহলে BOD5 = ? ...
একটি 5 day BOD test DO 2.5 mg/L হ্রাস পেল। Sample যদি 100 গুন dilution করা হয়ে থাকে, তাহলে BOD5 = ?
Related Topics & Study Hubs
Relevant Reading & Practice Materials
MCQ Practice
The GDP growth rate of Bangladesh in 2004-05 was close to--
Read / Practice →
MCQ Practice
‘Rural electrieity’ is the example of—
Read / Practice →
MCQ Practice
Frequency বাড়লে signal এর wave length -
Read / Practice →
MCQ Practice
Which of the following is not the functions of central bank?
Read / Practice →
MCQ Practice
We open current accounts with a commercial bank for a propose of--
Read / Practice →
MCQ Practice