Assistant Upazila/Thana Education Officer (ATEO)-2012

1. বায়ুমন্ডলে ওজনের পরিমাণ কত?

[Assistant Thana Education Officer(ATEO)-2012 : 2012]

1. 0.0002%

1

2. 0.0003%

2

3. 0.0004%

3

4. 0.0001%

4
Answer
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