Here, you may find CSS Optional Subjects MCQs. If you want to prepare MCQs of optional subjects, CSS MCQs platform is here to serve you while preparing your MCQs portion of your CSS Exam. Please practice these CSS Optional Subjects MCQs on a daily basis.
What is the molecular mass of NaOH?
A. 39.996 g/mol
B. 29.996 g/mol
C. 19.996 g/mol
D. 09.996 g/mol (more…)
In which year the World Happiness Index was first time published?
A. 2009
B. 2010
C. 2012
D. 2013 (more…)
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