Quiz: UPPSC Prelims 1995 (GS Paper I)
Category: UP PSC (PCS)
Question 78 of 120
UPPSC Prelims 1995 (GS Paper I)
65%
Which one of the following minerals is necessary to control heart beat?
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23 Aug 2025
Β·
18 Oct 2025
This MCQ is part of the UP PSC Previous Year Questions (PYQs) series, focusing on UPPSC Prelims 1995 (GS Paper I)